{"title":"Pepperl+Fuchs","description":"Pepperl+Fuchs is a global pioneer in explosion protection and sensor technology for process industries. The architecture is defined by the K-System and H-System isolated barriers and a vast array of P+F Sensors. Technical characteristics include SIL-rated safety interfaces, intrinsically safe circuits for hazardous areas, and robust photoelectric\/inductive sensing. Functionally, P+F components ensure safe signal transmission between field devices and control systems in oil, gas, and chemical plants. Their expertise in intrinsic safety and industrial sensing makes them a critical partner for ensuring the operational integrity of automation systems in volatile environments.","products":[{"product_id":"nbb20-u1-e0-pepperl-fuchs-inductive-sensor","title":"NBB20-U1-E0 | Pepperl+Fuchs | Inductive Sensor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNBB20-U1-E0 (NBB20U1E0)\u003c\/strong\u003e is a flush-mounted inductive proximity sensor designed for non-contact metal detection in industrial automation systems. The device provides a \u003cstrong\u003e20 mm sensing distance\u003c\/strong\u003e with stable switching behavior in harsh environments. A \u003cstrong\u003ebidirectional rotatable sensing head\u003c\/strong\u003e allows flexible installation in tight machine layouts. Four LED indicators provide \u003cstrong\u003e360 degree visibility\u003c\/strong\u003e for fast diagnostics during commissioning and maintenance.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eNPN normally open output\u003c\/strong\u003e supports PLC digital input modules commonly used in packaging lines, conveyors, robotics, and material handling systems. The IP68 and IP69K enclosure protects the sensor in washdown areas, mining equipment, and outdoor installations. The robust switching frequency and low hysteresis help reduce false triggering and minimize unplanned downtime.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration (Deep Dive)\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNBB20-U1-E0\u003c\/strong\u003e model follows Pepperl+Fuchs inductive sensor naming logic:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNBB20\u003c\/strong\u003e indicates a non-flush inductive sensing concept with 20 mm rated distance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eU1\u003c\/strong\u003e defines rectangular housing with universal mounting orientation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eE0\u003c\/strong\u003e identifies \u003cstrong\u003e3-wire DC NPN normally open output\u003c\/strong\u003e with screw terminal connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe sensor uses a \u003cstrong\u003e3-wire DC architecture\u003c\/strong\u003e with internal short-circuit protection and reverse polarity protection. The sensing face uses PA material with epoxy-coated metal housing for mechanical durability. The rotatable sensing head allows horizontal or vertical switching alignment without rewiring.\u003c\/p\u003e\n\u003cp\u003eFour integrated LEDs show power status and switching state from multiple directions. This improves troubleshooting speed inside cabinets or machine frames.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eNBB20-U1-E0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eInductive Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Sensing Distance\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssured Sensing Distance\u003c\/td\u003e\n\u003ctd\u003e0 to 16.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eNPN Normally Open\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring\u003c\/td\u003e\n\u003ctd\u003e3-wire DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e10 to 30 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Frequency\u003c\/td\u003e\n\u003ctd\u003eup to 440 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Current\u003c\/td\u003e\n\u003ctd\u003e0 to 200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Drop\u003c\/td\u003e\n\u003ctd\u003eless than or equal to 2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo Load Current\u003c\/td\u003e\n\u003ctd\u003eless than or equal to 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHysteresis\u003c\/td\u003e\n\u003ctd\u003eapprox 5 percent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eReverse polarity and short circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP Rating\u003c\/td\u003e\n\u003ctd\u003eIP68 \/ IP69K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003ePA and metal epoxy coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e118 x 40 x 40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.225 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eUL, CSA, EN IEC 60947-5-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs NBB20-U1-E0 compatible with standard PLC digital inputs?\u003c\/strong\u003e\u003cbr\u003eYes. The NPN normally open output works with most 24 V DC sinking PLC inputs including Siemens, Allen Bradley, and Schneider modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this sensor replace older Pepperl+Fuchs rectangular 20 mm sensors?\u003c\/strong\u003e\u003cbr\u003eYes. The mounting footprint and electrical characteristics allow direct replacement of most U1 series 20 mm inductive sensors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat causes unstable switching at long sensing distance?\u003c\/strong\u003e\u003cbr\u003eMetal type affects detection range. Aluminum and copper reduce sensing distance due to lower reduction factors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the sensor support washdown environments?\u003c\/strong\u003e\u003cbr\u003eYes. IP68 and IP69K protection allows use in food processing, chemical plants, and outdoor conveyors.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cp\u003eInstall the sensor flush with metal surface to maintain rated 20 mm sensing distance. Non-flush mounting increases switching variation.\u003c\/p\u003e\n\u003cp\u003eUse shielded cable when routing near VFD motor lines. This reduces electrical noise and false switching.\u003c\/p\u003e\n\u003cp\u003eDo not exceed 1.2 Nm terminal tightening torque. Excess torque damages screw terminals and causes intermittent signal loss.\u003c\/p\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNBB20-U1-E0\u003c\/strong\u003e provides reliable detection in vibration-heavy machinery due to solid epoxy coated housing. The rotatable sensing head simplifies alignment in retrofits. The wide temperature range supports outdoor material handling systems.\u003c\/p\u003e\n\u003cp\u003eThe IP69K protection ensures operation in high pressure washdown areas. Internal protection circuits prevent damage from wiring mistakes. The standard 3-wire interface ensures compatibility with legacy PLC systems.\u003c\/p\u003e","brand":"Pepperl + Fuchs","offers":[{"title":"Default Title","offer_id":52668297642347,"sku":"NBB20-U1-E0","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/nbb20-u1-e0-s52u2gedadb_8cda3ea6-91b3-41c9-acfa-fa0dcf90df61.jpg?v=1765520450"},{"product_id":"pepperl-fuchs-kfd2-stc4-ex1-h-k-system-smart-transmitter-power-supply","title":"Pepperl+Fuchs KFD2-STC4-Ex1.H K-System SMART Transmitter Power Supply","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eKFD2-STC4-Ex1.H\u003c\/strong\u003e is a 1-channel isolated barrier designed for intrinsic safety applications. This device supplies 2-wire and 3-wire \u003cstrong\u003eSMART transmitters\u003c\/strong\u003e with a higher output voltage in hazardous areas, and it can also be configured for use with 2-wire \u003cstrong\u003eSMART current sources\u003c\/strong\u003e. It transfers the \u003cstrong\u003eanalog input signal\u003c\/strong\u003e to the safe area as an isolated current value. Digital signals can be superimposed on the loop in either the hazardous or safe area to enable robust \u003cstrong\u003ebi-directional communication\u003c\/strong\u003e. The module maintains galvanic isolation across the system to preserve loop integrity in demanding industrial process control networks.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntrinsic Safety Isolation:\u003c\/strong\u003e Provides reliable signal transfer between hazardous zone field devices and safe area control systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Field Voltage Support:\u003c\/strong\u003e Delivers an available voltage of \u0026gt;= 17.6 V DC at 20 mA to adequately power field instrumentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Protocol SMART Support:\u003c\/strong\u003e Fully compatible with digital communication protocols, including \u003cstrong\u003eHART\u003c\/strong\u003e, \u003cstrong\u003eBRAIN\u003c\/strong\u003e, and \u003cstrong\u003eFoxboro\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Loop Resistance:\u003c\/strong\u003e Features an internal 250 Ohm resistor between terminals 8 and 9 that can be selected if the loop's HART communication resistance is insufficient.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Test Points:\u003c\/strong\u003e Built-in test sockets are directly integrated into the terminals to simplify connection of \u003cstrong\u003eHART communicators\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Safety Rating:\u003c\/strong\u003e Certified up to \u003cstrong\u003eSIL2\u003c\/strong\u003e compliance according to IEC 61508 standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePetrochemical and Refining:\u003c\/strong\u003e Powering and isolating field transmitters located in explosive atmospheres like Zone 0, Zone 1, and Zone 2 environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Processing:\u003c\/strong\u003e Bi-directional data extraction from smart field instrumentation back to a distributed control system (DCS) or safety instrumented system (SIS).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater and Wastewater:\u003c\/strong\u003e Interfacing with liquid and level measurement transmitters over long-distance cable runs utilizing standard 4-20 mA control loops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 ... 35 V DC via Power Rail or terminals 14+, 15-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.9 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0\/4 ... 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Drop\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 2.4 V at 20 mA (terminals 5, 6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 64 Ohm terminals 2-, 3; \u0026lt;= 500 Ohm terminals 1+, 3 (250 Ohm load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;= 17.6 V at 20 mA terminals 1+, 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0\/4 ... 20 mA (overload \u0026gt; 25 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 ... 800 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRipple\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWithin supply tolerance (Supply) | \u0026lt;= 50 uA_rms (Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Deviation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 10 uA incl. calibration, linearity, hysteresis, loads and supply fluctuations at +20 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Influence\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.25 uA\/K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField to control: 0 ... 7.5 kHz (-3 dB) | Control to field: 0.3 ... 7.5 kHz (-3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSettling \/ Rise Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSettling time: 200 us | Rise\/fall time: 20 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 ... 60 degC (-4 ... 140 Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDegree of Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 200 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 x 124 x 115 mm (0.8 x 4.9 x 4.5 in), housing type B2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOn 35 mm DIN mounting rail acc. to EN 60715:2001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eTerminal Connection\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 1+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Input (Positive Connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 2-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Input (Negative Connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Input (Common\/Return Reference)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 5-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Current Source Input (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 6+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHazardous Area Current Source Input (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 7-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafe Area Output (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 8+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafe Area Output (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafe Area Output (Internal 250 Ohm Resistor Connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 14+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDevice Power Supply 24 V DC (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal 15-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDevice Power Supply 24 V DC (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Rail\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlternative 24 V DC continuous supply rail connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Installation:\u003c\/strong\u003e Snap the module vertically onto a standard 35 mm DIN mounting rail ensuring the locking tabs engage securely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Rail Integration:\u003c\/strong\u003e When using the optional Power Rail system, align the module's bottom contacts with the rail insert before clicking it down; do not wire power to individual terminals if the rail is energized.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarity Verification:\u003c\/strong\u003e Double-check terminal wiring configuration diagrams for 1+, 2-, 14+, and 15- prior to switching on the loop power source to prevent hardware faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Precautions:\u003c\/strong\u003e Maintain safe physical separation between the blue hazardous intrinsically safe terminal connections and the green safe area connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Termination:\u003c\/strong\u003e Bridge terminals 8 and 9 if the target system requires the insertion of the internal 250 Ohm resistor to stabilize HART protocol interactions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC-Type Examination Certificate:\u003c\/strong\u003e BAS 99 ATEX 7060 \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eATEX Group, Category, Protection Type:\u003c\/strong\u003e II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZone 2 Conformity Statement:\u003c\/strong\u003e TÜV 99 ATEX 1499 X; II 3G Ex nA II T4 [device in zone 2] \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMining Certification:\u003c\/strong\u003e DMT 01 ATEX E 133; (M1) [Ex ia] I \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIECEx Approval:\u003c\/strong\u003e IECEx BAS 04.0016; [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Approval:\u003c\/strong\u003e 116-0173 (cULus) \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Safety Standards:\u003c\/strong\u003e Up to SIL2 according to IEC 61508 \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectromagnetic Compatibility:\u003c\/strong\u003e EN 61326-1:2006, NE 21:2006 \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary function of this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe device functions as an isolated barrier that provides power to transmitters in hazardous zones and transfers isolated analog signals back to a safe area control system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this barrier be used with non-HART devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, it functions perfectly with standard 0\/4 to 20 mA analog instruments even if digital modulation protocols are not deployed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the internal 250 Ohm resistor assist with communication?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf the loop impedance of the safe area control system is too low for a HART communicator to decode data, using terminal 9 adds the integrated resistor into the circuit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply range does the device accept?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module operates reliably on any input supply voltage between 20 V DC and 35 V DC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this isolated barrier require a direct terminal connection for power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePower can be supplied either directly through terminals 14+ and 15- or smoothly via a compatible Power Rail unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it support a 3-wire transmitter configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the hardware accommodates both 2-wire and 3-wire SMART transmitters as well as 2-wire current sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do the green and blue terminals signify?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe blue terminals are dedicated to fields located within hazardous, intrinsically safe zones, while the green terminals are intended for safe area or control-side wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the response speed of the analog transmission channel?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe device features a settling time of 200 microseconds along with a rise and fall time specification of 20 microseconds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many channels does this module support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis model is a dedicated single-channel interface unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check if the front panel LED is off?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAn unlit green LED indicates a power supply failure, requiring verification of the 24 V DC power rail or terminal connections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum allowed load resistance on the output side?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe safe area current loop supports load impedances ranging from 0 Ohm up to a maximum limit of 800 Ohm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre there integrated testing connections available on the unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, specialized test sockets designed to fit standard HART communicator leads are constructed right into the removable terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this device pass digital parameters backwards and forwards?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe circuit layout allows digital communication signals to superimpose on the analog current loop and pass bi-directionally.\u003c\/p\u003e","brand":"Pepperl + Fuchs","offers":[{"title":"Default Title","offer_id":53240106025323,"sku":"KFD2-STC4-EX1.H","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/KFD2-STC4-EX1.H_2.png?v=1779882065"},{"product_id":"pepperl-fuchs-214240-kcd2-sot-ex1-lb-switch-amplifier","title":"Pepperl+Fuchs 214240 KCD2-SOT-Ex1.LB Switch Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Pepperl+Fuchs \u003cstrong\u003eKCD2-SOT-Ex1.LB\u003c\/strong\u003e is a 1-channel isolated barrier designed for intrinsic safety applications to transfer digital signals from hazardous areas to safe areas. This device features a single field-side digital input that controls two passive transistor outputs on the control side. Configurable via DIP switches, the unit can function as a signal splitter (1 input and 2 outputs) or assign its second transistor output as an error indicator. The \u003cstrong\u003eKCD2-SOT-Ex1.LB\u003c\/strong\u003e switch amplifier supports line fault detection (LFD) for monitoring lead breakage and short circuits, and processes signals from dry contacts or NAMUR sensors according to EN 60947-5-6.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1-channel isolated barrier for intrinsic safety applications\u003c\/li\u003e\n\u003cli\u003e24 V DC supply via removable screw terminals or Power Rail\u003c\/li\u003e\n\u003cli\u003eDry contact or NAMUR sensor input\u003c\/li\u003e\n\u003cli\u003e2 passive transistor outputs with reversible mode of operation\u003c\/li\u003e\n\u003cli\u003eUsable as a signal splitter (1 input to 2 outputs)\u003c\/li\u003e\n\u003cli\u003eLine fault detection (LFD) for lead breakage and short-circuit monitoring\u003c\/li\u003e\n\u003cli\u003eCollective error message output via Power Rail\u003c\/li\u003e\n\u003cli\u003eFront-accessible DIP switches for operational mode and fault detection configuration\u003c\/li\u003e\n\u003cli\u003eCompact 12.5 mm housing width for DIN mounting rail installation\u003c\/li\u003e\n\u003cli\u003eUp to SIL 2 (SC 3) safety evaluation according to IEC\/EN 61508\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIntrinsic safety signal isolation and processing in hazardous areas\u003c\/li\u003e\n\u003cli\u003eSignal splitting from a single field sensor to multiple control devices\u003c\/li\u003e\n\u003cli\u003eInterface conversion for NAMUR proximity sensors and discrete dry contact switches\u003c\/li\u003e\n\u003cli\u003eStatus monitoring and line fault detection in DCS, SIS, and PLC automation loops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKCD2-SOT-Ex1.LB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrder Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e214240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Integrity Level (SIL)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIL 2 (Systematic Capability SC 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage (Ur)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19 ... 30 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRipple\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current (Ir)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 ... 15 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 700 mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eField Side Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTerminals 1+, 2- (NAMUR acc. to EN 60947-5-6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpen Circuit Voltage \/ Short-Circuit Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eapprox. 10 V DC \/ approx. 8 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching Point \/ Hysteresis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2 ... 2.1 mA \/ approx. 0.2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine Fault Detection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBreakage I \u0026lt;= 0.1 mA, Short-circuit I \u0026gt;= 6.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePulse \/ Pause Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003emin. 100 us \/ min. 100 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Side Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput I: terminals 5+, 6-; Output II: terminals 7+, 8-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePassive Transistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Rated Voltage (Ur)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Rated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 200 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-signal: (external voltage) - 3 V max. for 50 mA; 0-signal: off-state current \u0026lt;= 10 uA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 5 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGalvanic Isolation (Input\/Output, Input\/Power)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReinforced insulation acc. to EN 50178, rated voltage 300 Veff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGalvanic Isolation (Output\/Power, Output\/Output)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBasic insulation acc. to EN 50178, rated voltage 50 Veff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafe Electrical Isolation (Hazardous to Safe)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAcc. to IEC\/EN 60079-11, voltage peak value 375 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 ... 60 degC (-4 ... 140 degF), extended up to 70 degC (158 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDegree of Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOn 35 mm DIN mounting rail acc. to EN 60715:2001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eapprox. 100 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.5 x 119 x 114 mm (0.5 x 4.7 x 4.5 inch), housing type A2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eConnector Pin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField Input + (Hazardous Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField Input - (Hazardous Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e5+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput I Transistor +\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e6-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput I Transistor -\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e7+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput II Transistor +\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e8-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutput II Transistor -\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e9+\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply Voltage 24 V DC +\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e10-\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply Voltage 24 V DC -\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Rail\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply Voltage 24 V DC \/ Collective Error Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Mounting:\u003c\/strong\u003e Snap the module onto a 35 mm DIN mounting rail complying with EN 60715:2001.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Requirements:\u003c\/strong\u003e Connect hazardous area field wiring to the top blue removable terminal block (terminals 1+, 2-). Connect safe area output and power wiring to the bottom green removable terminal blocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Supply 19 ... 30 V DC via screw terminals 9+ and 10- or directly through the Power Rail system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Set front DIP switches (S1, S2, S3) to select output active mode, assign output II function, and enable or disable line fault detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Precautions:\u003c\/strong\u003e Ensure intrinsic safety parameters (Uo = 10.5 V, Io = 17.1 mA, Po = 45 mW) match field device specifications and maximum safe voltage (Um = 253 V AC) limits are respected.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Integrity Level:\u003c\/strong\u003e SIL 2, Systematic Capability SC 3 acc. to IEC\/EN 61508\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eATEX Certification:\u003c\/strong\u003e BASEEFA 13 ATEX 0080, CML 19 ATEX 4410 X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eATEX Marking:\u003c\/strong\u003e II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC, I (M1) [Ex ia Ma] I, II 3G Ex ec IIC T4 Gc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIECEx Certification:\u003c\/strong\u003e IECEx BAS 13.0046, IECEx CML 19.0147X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIECEx Marking:\u003c\/strong\u003e [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I, Ex ec IIC T4 Gc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Approval:\u003c\/strong\u003e Control drawing 116-0374 (cULus)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectromagnetic Compatibility:\u003c\/strong\u003e Directive 2014\/30\/EU, EN 61326-1:2013, NE 21:2011\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Standards:\u003c\/strong\u003e IEC 60529:2001 (IP20), IEC 61010-1:2010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Standard:\u003c\/strong\u003e EN 60947-5-6:2000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pepperl + Fuchs","offers":[{"title":"Default Title","offer_id":53710572323179,"sku":"KCD2-SOT-Ex1.LB","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/Pepperl-Fuchs-214240-KCD2-SOT-Ex1-LB_001_1200x1200_f09c0194-1a44-46b6-9a88-6a2962a66113.jpg?v=1786506086"},{"product_id":"pepperl-fuchs-kcd2-stc-ex1-smart-transmitter-power-supply","title":"Pepperl+Fuchs KCD2-STC-Ex1 SMART Transmitter Power Supply","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ePepperl+Fuchs KCD2-STC-Ex1\u003c\/strong\u003e is a 1-channel intrinsically safe isolated barrier designed to power 2-wire SMART transmitters or interface with 2-wire SMART current sources in hazardous locations. Operating on a 24 V DC power supply via terminals or the Power Rail system, it transfers the analog 4 mA to 20 mA field signal across galvanic isolation to the safe area. The device maintains bi-directional digital signal transmission for protocols such as HART and BRAIN, permitting continuous remote parameterization and diagnostic communication with field instrumentation.\u003c\/p\u003e\n\u003cp\u003eFeaturing a compact 12.5 mm housing, the \u003cstrong\u003eKCD2-STC-Ex1\u003c\/strong\u003e incorporates selectable output modes—current source, current sink, or voltage output—configurable through onboard DIP switches. An internal 250 Ω resistor is accessible via specific terminal connections to establish necessary HART communication loop impedance when control side resistance is insufficient. Additionally, integrated test sockets within the terminals enable direct connection of HART communicators without disrupting loop wiring.\u003c\/p\u003e\n\u003cp\u003eThe module is certified up to SIL 2 (SC 3) per IEC\/EN 61508 for functional safety applications. It provides galvanic isolation between input, output, and power circuits to ensure signal integrity and safe operations across Zone 0, Zone 1, Zone 2, and Division 1\/2 environments.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1-channel isolated barrier for 2-wire SMART transmitters and current sources.\u003c\/li\u003e\n\u003cli\u003eCompact 12.5 mm housing width for high-density DIN rail mounting.\u003c\/li\u003e\n\u003cli\u003eSelectable output modes via DIP switches: current source (4 mA ... 20 mA), current sink (4 mA ... 20 mA), or voltage output (1 V ... 5 V).\u003c\/li\u003e\n\u003cli\u003eSupports bi-directional digital communication for HART and BRAIN protocols.\u003c\/li\u003e\n\u003cli\u003eIntegrated 250 Ω HART resistor available between terminals 6 and 8.\u003c\/li\u003e\n\u003cli\u003eFront-panel test sockets built into terminals for HART communicator interface.\u003c\/li\u003e\n\u003cli\u003ePower Rail compatible or terminal supply via 24 V DC.\u003c\/li\u003e\n\u003cli\u003eFunctional safety rated up to SIL 2 \/ SC 3 in accordance with IEC\/EN 61508.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGalvanic isolation and signal conditioning between hazardous area transmitters and safe area control systems (DCS\/PLC).\u003c\/li\u003e\n\u003cli\u003ePowering 2-wire SMART process transmitters measuring pressure, level, temperature, or flow.\u003c\/li\u003e\n\u003cli\u003eInterfacing current sources in hazardous locations with standard control system analog inputs.\u003c\/li\u003e\n\u003cli\u003eSIL 2 safety-instrumented functions (SIF) requiring isolated analog input processing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eGeneral\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eKCD2-STC-Ex1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eAnalog input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1-channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Safety\u003c\/td\u003e\n\u003ctd\u003eSIL 2 \/ Systematic Capability SC 3 acc. to IEC\/EN 61508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eSupply\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003ePower Rail or terminals 9+, 10-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage Ur\u003c\/td\u003e\n\u003ctd\u003e19 ... 30 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 10 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current Ir\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 45 mA at 24 V and 20 mA source mode output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 800 mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 1.1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eInput (Hazardous Area)\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Side\u003c\/td\u003e\n\u003ctd\u003eField side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Terminals\u003c\/td\u003e\n\u003ctd\u003e1+, 2- ; 3+, 4-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003e4 ... 20 mA limited to approx. 26 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen Circuit Voltage \/ Short-Circuit Current\u003c\/td\u003e\n\u003ctd\u003eTerminals 1+, 2-: 22 V \/ 26 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Drop\u003c\/td\u003e\n\u003ctd\u003eTerminals 3+, 4-: approx. 5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Voltage\u003c\/td\u003e\n\u003ctd\u003eTerminals 1+, 2-: \u0026gt;= 15 V at 20 mA ; \u0026gt;= 18 V at 4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eOutput (Safe Area)\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Side\u003c\/td\u003e\n\u003ctd\u003eControl side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Terminals\u003c\/td\u003e\n\u003ctd\u003eTerminals 5-, 6+; terminals 5-, 8+ for HART resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSource Mode Load\u003c\/td\u003e\n\u003ctd\u003e0 ... 350 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Source Mode\u003c\/td\u003e\n\u003ctd\u003e4 ... 20 mA or 1 ... 5 V (internal resistor: 250 Ω, 0.1 %)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Sink Mode\u003c\/td\u003e\n\u003ctd\u003e4 ... 20 mA, operating voltage 10 ... 30 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple\u003c\/td\u003e\n\u003ctd\u003e20 mV rms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eTransfer Characteristics\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviation at 20 degC\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.1 % of full scale incl. non-linearity and hysteresis (source\/sink 4 ... 20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviation at 20 degC (Voltage)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= +- 0.2 % incl. non-linearity and hysteresis (source mode 1 ... 5 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature Influence (Current)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 2 uA\/K (-20 ... 70 degC); \u0026lt; 4 uA\/K (-40 ... -20 degC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature Influence (Voltage)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.5 mV\/K (-20 ... 70 degC); \u0026lt; 1 mV\/K (-40 ... -20 degC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003eField side into control side: 0 ... 3 kHz (-3 dB, 0.5 Vpp signal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range (Reverse)\u003c\/td\u003e\n\u003ctd\u003eControl side into field side: 0 ... 3 kHz (-3 dB, 0.5 Vpp signal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSettling Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 50 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRise Time \/ Fall Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eGalvanic Isolation\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput \/ Output\u003c\/td\u003e\n\u003ctd\u003eBasic insulation acc. to IEC\/EN 61010-1, rated insulation voltage 300 Veff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput \/ Power Supply\u003c\/td\u003e\n\u003ctd\u003eReinforced insulation acc. to IEC\/EN 61010-1, rated insulation voltage 300 Veff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput \/ Power Supply\u003c\/td\u003e\n\u003ctd\u003eBasic insulation acc. to IEC\/EN 61010-1, rated insulation voltage 300 Veff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEx Safety Isolation (Input\/Output)\u003c\/td\u003e\n\u003ctd\u003eSafe electrical isolation acc. to IEC\/EN 60079-11, voltage peak value 375 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEx Safety Isolation (Input\/Power)\u003c\/td\u003e\n\u003ctd\u003eSafe electrical isolation acc. to IEC\/EN 60079-11, voltage peak value 375 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eMechanical \u0026amp; Environmental\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMass\u003c\/td\u003e\n\u003ctd\u003eApprox. 100 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd\u003e12.5 x 119 x 114 mm (0.5 x 4.7 x 4.5 inch), housing type A2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN mounting rail acc. to EN 60715:2001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 ... 70 degC (-40 ... 158 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections \/ Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eTerminal\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1+\u003c\/td\u003e\n\u003ctd\u003eField Input: 2-wire Transmitter (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2-\u003c\/td\u003e\n\u003ctd\u003eField Input: 2-wire Transmitter (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3+\u003c\/td\u003e\n\u003ctd\u003eField Input: Current Source (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4-\u003c\/td\u003e\n\u003ctd\u003eField Input: Current Source (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5-\u003c\/td\u003e\n\u003ctd\u003eControl Output (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6+\u003c\/td\u003e\n\u003ctd\u003eControl Output (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8+\u003c\/td\u003e\n\u003ctd\u003eControl Output (+) with internal 250 Ω HART resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9+\u003c\/td\u003e\n\u003ctd\u003eSafe Area Power Supply 24 V DC (+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-\u003c\/td\u003e\n\u003ctd\u003eSafe Area Power Supply 24 V DC (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the power supply is de-energized before mounting or terminating field wires.\u003c\/li\u003e\n\u003cli\u003eMount the module vertically on a standard 35 mm DIN rail in a clean, dry, pollution degree 2 environment.\u003c\/li\u003e\n\u003cli\u003eFor Zone 2 \/ Division 2 installations, place the device inside an enclosure providing at least IP54 protection.\u003c\/li\u003e\n\u003cli\u003eMaintain strict physical separation between hazardous area blue field wiring and safe area non-intrinsically safe connections.\u003c\/li\u003e\n\u003cli\u003eWire 2-wire transmitters to terminals 1+ and 2-, or current sources to terminals 3+ and 4-.\u003c\/li\u003e\n\u003cli\u003eConnect control system analog inputs across terminals 5- and 6+ (or 5- and 8+ if internal HART resistance is needed).\u003c\/li\u003e\n\u003cli\u003eProvide 24 V DC power via terminals 9+ and 10- or directly through the Power Rail system.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eConfiguration Guidelines\u003c\/h3\u003e\n\u003cp\u003eThe output operational mode is set via four DIP switches (S1, S2, S3, S4) located on the side of the housing:\u003c\/p\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eMode of Operation\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eS1\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eS2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eS3\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eS4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent source output 4 ... 20 mA (Default)\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage source output 1 ... 5 V\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sink output 4 ... 20 mA\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eNote: Change DIP switch positions only when no explosive atmosphere is present.\u003c\/p\u003e\n\u003ch3\u003eCommissioning Recommendations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that the front green PWR LED lights up, indicating correct 24 V DC power supply delivery.\u003c\/li\u003e\n\u003cli\u003eConfirm field loop current using an external meter or HART communicator via the integrated test sockets on the terminals.\u003c\/li\u003e\n\u003cli\u003eValidate HART or BRAIN signal pass-through between field device and host DCS\/PLC.\u003c\/li\u003e\n\u003cli\u003eFor SIL 2 safety applications, record settings and execute full functional proof tests at scheduled operational intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCertification \/ Standard\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eATEX (Intrinsic Safety)\u003c\/td\u003e\n\u003ctd\u003eCESI 06 ATEX 021 X: II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC, I (M1) [Ex ia Ma] I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eATEX (Zone 2)\u003c\/td\u003e\n\u003ctd\u003eCESI 19 ATEX 021 X: II 3G Ex ec IIC T4 Gc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIECEx\u003c\/td\u003e\n\u003ctd\u003eIECEx CES 06.0001X: [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I, Ex ec IIC T4 Gc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNorth America\u003c\/td\u003e\n\u003ctd\u003eFM 18 CA 0116 X, FM 19 US 0117 X, cULus E106378: Class I, Div 2, Groups A-D T4; Associated apparatus for Class I, II, III Div 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCC\u003c\/td\u003e\n\u003ctd\u003e2020322316001218: Ex ec [ia Ga] IIC T4 Gc, [Ex ia Da] IIIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMC Directive\u003c\/td\u003e\n\u003ctd\u003e2014\/30\/EU, EN 61326-1:2013, NE 21:2017, EN 61326-3-2:2018\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eATEX Directive\u003c\/td\u003e\n\u003ctd\u003e2014\/34\/EU, EN IEC 60079-0, EN IEC 60079-11, EN IEC 60079-7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":53737042608491,"sku":"KCD2-STC-Ex1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/KCD2-STC-Ex1_1.jpg?v=1787056992"}],"url":"https:\/\/www.plcprotech.com\/it\/collections\/pepperl-fuchs.oembed","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}