{"product_id":"beckhoff-ks4011-bus-terminal","title":"Beckhoff KS4011 Bus Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003ePrecision control of current-loop signals is a key component of modern process automation and remote I\/O architectures. The \u003cstrong\u003eBeckhoff KS4011\u003c\/strong\u003e is a single-channel, single-ended \u003cstrong\u003eanalog output terminal\u003c\/strong\u003e designed to generate output signals in the 0 to 20 mA range with a 12-bit resolution. As part of the modular KS series, this device features a pluggable wiring level, enabling fast replacement and tool-free maintenance while maintaining consistent connection density on the DIN rail. The unit facilitates galvanic isolation up to 500 V between the internal K-bus and the output signal line, protecting upstream control controllers from field disturbances.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-channel analog output with a standard 0 to 20 mA signal range.\u003c\/li\u003e\n  \u003cli\u003e12-bit resolution provides precise signal conversion (~1.5 ms conversion time).\u003c\/li\u003e\n  \u003cli\u003ePluggable connection level for simplified terminal replacement and reduced field wiring times.\u003c\/li\u003e\n  \u003cli\u003eElectrical isolation of 500 V (K-bus to signal voltage) for superior system reliability.\u003c\/li\u003e\n  \u003cli\u003eCompact 12 mm modular housing designed for side-by-side assembly via a double slot-and-key connection system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProcess loop control (e.g., modulating valves, pneumatic actuators, and positioners).\u003c\/li\u003e\n  \u003cli\u003eVariable frequency drive speed referencing via current-loop inputs.\u003c\/li\u003e\n  \u003cli\u003eRemote industrial automation configurations within oil and gas, chemical processing, and water treatment systems.\u003c\/li\u003e\n  \u003cli\u003eATEX Zone 2 hazardous location field installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\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\u003eBeckhoff\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number\/Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eKS4011\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1 (single-ended)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSignal Current Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to 20 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e12 bit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConversion Time\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e~ 1.5 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOutput Error\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt; +\/-0.1 % (relative to full-scale value)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLoad Resistance\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt; 500 ohm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e24 V DC via power contacts (alternative: 15 V DC via KL9515 power supply terminal)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Consumption (K-bus)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 60 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Consumption (Power Contacts)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 30 mA + load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProcess Image Bit Width\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1 x 16-bit data (optional 1 x 8-bit control\/status)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e500 V (K-bus to signal voltage)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to +55 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-25 to +85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e95 %, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eVibration\/Shock Resistance\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 60068-2-6 \/ EN 60068-2-27\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eEMC Immunity\/Emission\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 61000-6-2 \/ EN 61000-6-4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003ePolycarbonate\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDimensions (L x W x H)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e6.8 cm x 1.2 cm x 10.0 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.08 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eConnection Metric\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\u003eWiring Mechanism\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSpring actuation via screwdriver tool\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSolid\/Stranded Wire Section\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 1.5 mm2 (AWG 28 to 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFlexible Wire Section\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.14 to 1.5 mm2 (AWG 26 to 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStripping Length\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e9 to 10 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMax. Power Contact Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e10 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMount vertically or horizontally on standard 35 mm DIN rails complying with EN 60715. Ensure the interlocking mechanism is locked to prevent loose connections on the backplane.\u003c\/li\u003e\n  \u003cli\u003eEnsure all spring terminals are wired using conductors stripped to the recommended length (9 to 10 mm) to prevent exposure or poor electrical contact.\u003c\/li\u003e\n  \u003cli\u003eBefore detaching the pluggable KS connection level, disconnect the power supply to prevent damage to the K-bus backplane logic.\u003c\/li\u003e\n  \u003cli\u003eProvide sufficient ventilation around the terminal cluster to maintain ambient operating temperatures within the 0 to +55 degC limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE\u003c\/li\u003e\n  \u003cli\u003eUL\u003c\/li\u003e\n  \u003cli\u003eATEX (II 3 G Ex nA IIC T4 Gc)\u003c\/li\u003e\n  \u003cli\u003eDNVGL\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106533859691,"sku":"KS4011","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ks4011-kujqe5zsidq.png?v=1776245314","url":"https:\/\/www.plcprotech.com\/id\/products\/beckhoff-ks4011-bus-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}