{"product_id":"8965430000-weidmuller-act20x-hai-sao-s-hart-protocol-transparent-current-supply-isolators","title":"Isolateurs d'alimentation courant transparents protocole HART ACT20X-HAI-SAO-S Weidmüller 8965430000","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eWeidmuller 8965430000 (ACT20X-HAI-SAO-S)\u003c\/strong\u003e\u003cspan\u003e is a precision-engineered single-channel HART-protocol transparent current-supply isolator.\u003c\/span\u003e\u003cspan\u003e Designed for critical signal conditioning in hazardous areas,\u003c\/span\u003e\u003cspan\u003e this module provides an essential barrier between 4 to 20 mA field transmitters and the control system (DCS\/PLC).\u003c\/span\u003e\u003cspan\u003e The \u003c\/span\u003e\u003cstrong\u003e8965430000\u003c\/strong\u003e\u003cspan\u003e specializes in \"HART transparency,\u003c\/span\u003e\u003cspan\u003e\" allowing digital diagnostic and configuration data to pass through the analog loop without interference.\u003c\/span\u003e\u003cspan\u003e By utilizing galvanic isolation,\u003c\/span\u003e\u003cspan\u003e it eliminates ground loops and protects the control infrastructure from electrical transients.\u003c\/span\u003e\u003cspan\u003e Its ultra-high accuracy (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e\u0026lt; 0.1%\u003c\/span\u003e\u003cspan\u003e span) and rapid 5 ms response time make it a standard choice for high-availability process plants,\u003c\/span\u003e\u003cspan\u003e including refineries and chemical processing facilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe ACT20X-HAI-SAO-S is a high-performance single-channel variant within the ACT20X family,\u003c\/span\u003e\u003cspan\u003e housed in a space-efficient 22.\u003c\/span\u003e\u003cspan\u003e5 mm DIN-rail mounting enclosure.\u003c\/span\u003e\u003cspan\u003e It features a versatile voltage supply range (19.\u003c\/span\u003e\u003cspan\u003e2 to 31.\u003c\/span\u003e\u003cspan\u003e2 VDC) and utilizes screw connections for secure,\u003c\/span\u003e\u003cspan\u003e vibration-resistant wiring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike basic isolators,\u003c\/span\u003e\u003cspan\u003e this unit is fully software-configurable via the FDT\/DTM interface.\u003c\/span\u003e\u003cspan\u003e This allows engineers to monitor and set alarm thresholds for four specific fault conditions:\u003c\/span\u003e\u003cspan\u003e signal limit violations,\u003c\/span\u003e\u003cspan\u003e input line interruptions,\u003c\/span\u003e\u003cspan\u003e loss of supply voltage,\u003c\/span\u003e\u003cspan\u003e and internal device errors.\u003c\/span\u003e\u003cspan\u003e The integrated relay output provides a hardwired alarm contact capable of switching up to 125 VAC,\u003c\/span\u003e\u003cspan\u003e ensuring that critical faults are communicated to the safety system even if the primary analog signal is compromised.\u003c\/span\u003e\u003cspan\u003e Its low power consumption (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e\u0026lt;= 1.0 W\u003c\/span\u003e\u003cspan\u003e) reduces the heat load within crowded marshalling cabinets.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eACT20X-HAI-SAO-S (8965430000)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWeidmuller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-Channel (Isolated)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput\/Output\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 to 20 mA (HART Transparent)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 0.1% of span\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStep Response Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;= 5 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Switching Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;= 125 VAC \/ 110 VDC (Relay)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;= 1.0 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTemperature Coefficient\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 0.01% of span \/ deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFDT\/DTM Software\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection Degree\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e117.2 x 22.5 x 113.6 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.186 kg\u003c\/span\u003e\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\u003eQ1: What is the benefit of the 5 ms step response time in this isolator?\u003c\/strong\u003e\u003cspan\u003eA1:\u003c\/span\u003e\u003cspan\u003e A 5 ms response time ensures that the isolator adds negligible delay to the control loop.\u003c\/span\u003e\u003cspan\u003e This is critical for high-speed pressure or flow control applications where even millisecond delays can lead to process instability or oscillations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: How does HART transparency assist with maintenance?\u003c\/strong\u003e\u003cspan\u003eA2:\u003c\/span\u003e\u003cspan\u003e It allows technicians to use a HART handheld communicator or asset management software (like AMS or PRM) to calibrate field transmitters directly through the isolator.\u003c\/span\u003e\u003cspan\u003e You do not need to bypass the module to access the transmitter's digital data.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can the alarm relay be used for more than just \"Line Interruption\"?\u003c\/strong\u003e\u003cspan\u003eA3:\u003c\/span\u003e\u003cspan\u003e Yes.\u003c\/span\u003e\u003cspan\u003e Through the FDT\/DTM software,\u003c\/span\u003e\u003cspan\u003e you can configure the relay to trigger based on \"Signal limit exceeded\" (e.\u003c\/span\u003e\u003cspan\u003eg.,\u003c\/span\u003e\u003cspan\u003e if the mA goes above 21 mA or below 3.\u003c\/span\u003e\u003cspan\u003e8 mA),\u003c\/span\u003e\u003cspan\u003e as well as internal device errors or power loss.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Loop Resistance:\u003c\/strong\u003e\u003cspan\u003e Ensure that the total loop resistance (including the transmitter,\u003c\/span\u003e\u003cspan\u003e field wiring,\u003c\/span\u003e\u003cspan\u003e and the isolator's internal resistance) remains within the transmitter's driving capacity.\u003c\/span\u003e\u003cspan\u003e A 250 Ohm resistor is typically required for HART communication,\u003c\/span\u003e\u003cspan\u003e and the ACT20X-HAI-SAO-S is designed to accommodate this while maintaining signal integrity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding and Shielding:\u003c\/strong\u003e\u003cspan\u003e For maximum accuracy (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e\u0026lt; 0.1%\u003c\/span\u003e\u003cspan\u003e span),\u003c\/span\u003e\u003cspan\u003e use twisted-pair shielded cables for the 4 to 20 mA signal.\u003c\/span\u003e\u003cspan\u003e Connect the shield at a single point (usually the DCS cabinet earth) to prevent ground loops that could induce noise into the high-precision analog measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFirmware and DTM Sync:\u003c\/strong\u003e\u003cspan\u003e Always use the latest DTM (Device Type Manager) version from Weidmuller's WI-Manager suite when configuring the 8965430000.\u003c\/span\u003e\u003cspan\u003e This ensures that all diagnostic features and alarm parameters are correctly mapped and accessible during commissioning.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe 8965430000 is distinguished by its exceptional thermal stability (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e\u0026lt; 0.01% \u003c\/span\u003e\u003cspan\u003eof span per deg C),\u003c\/span\u003e\u003cspan\u003e making it ideal for cabinets located in non-climate-controlled environments.\u003c\/span\u003e\u003cspan\u003e Its single-channel design offers modularity; a single loop failure or maintenance requirement only affects one process variable,\u003c\/span\u003e\u003cspan\u003e enhancing the overall \"Fault Tolerance\" of the I\/O node.\u003c\/span\u003e\u003cspan\u003e Furthermore,\u003c\/span\u003e\u003cspan\u003e the 1.\u003c\/span\u003e\u003cspan\u003e0W low-power architecture significantly extends the MTBF (Mean Time Between Failures) of the device by minimizing internal component stress caused by heat,\u003c\/span\u003e\u003cspan\u003e which is a primary concern in 24\/7 continuous process industries.\u003c\/span\u003e\u003c\/p\u003e","brand":"Weidmuller","offers":[{"title":"Default Title","offer_id":53102136099179,"sku":"8965430000","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/8965430000-w3mfpsg0czs.png?v=1776137161","url":"https:\/\/www.plcprotech.com\/fr\/products\/8965430000-weidmuller-act20x-hai-sao-s-hart-protocol-transparent-current-supply-isolators","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}