{"product_id":"weidmuller-8965390000-act20x-act20x-2hdi-2sdo-s-isolating-switch-amplifiers","title":"Weidmuller 8965390000 ACT20X ACT20X-2HDI-2SDO-S Isolating Switch Amplifiers","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eIntrinsically safe signal transmission in hazardous industrial environments is managed efficiently by the \u003cstrong\u003e8965390000\u003c\/strong\u003e isolating switch amplifier. This dual-channel module processes digital signals from Ex Zone 0 areas, providing reliable galvanic isolation and signal conditioning for NAMUR sensors and mechanical contacts. By isolating the input and output circuits, the device ensures safe operation of control systems in the safe zone.\u003c\/p\u003e\n\n\u003cp\u003eEngineered with advanced diagnostics, the \u003cstrong\u003eACT20X-2HDI-2SDO-S\u003c\/strong\u003e supports comprehensive alarm monitoring to identify fault conditions instantly. The module is configured via standardized FDT\/DTM software, allowing precise parameter adjustment and simple integration into modern distributed control systems (DCS) and PLC architectures.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDual-channel digital input (2HDI) and digital output (2SDO) configuration.\u003c\/li\u003e\n  \u003cli\u003eIntrinsically safe isolation barrier designed for Zone 0, 1, and 2 applications.\u003c\/li\u003e\n  \u003cli\u003eIntegrated diagnostic alarms for line interruption, input short circuits, supply voltage loss, and internal device errors.\u003c\/li\u003e\n  \u003cli\u003eFDT\/DTM software-based configuration for flexible parameter setup.\u003c\/li\u003e\n  \u003cli\u003eCompact 22.5 mm DIN-rail housing to optimize cabinet space.\u003c\/li\u003e\n  \u003cli\u003eRobust screw connection terminals for secure wiring in high-vibration environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOil and gas extraction and refining facilities.\u003c\/li\u003e\n  \u003cli\u003eChemical and petrochemical processing plants.\u003c\/li\u003e\n  \u003cli\u003eWastewater treatment plants with hazardous gas environments.\u003c\/li\u003e\n  \u003cli\u003ePower generation and fuel storage monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eManufacturer\u003c\/strong\u003e\n      \u003ctd\u003eWeidmuller\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003ePart Number \/ Model\u003c\/strong\u003e\n      \u003ctd\u003e8965390000 \/ ACT20X-2HDI-2SDO-S\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eProduct Series\u003c\/strong\u003e\n      \u003ctd\u003eACT20X\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eProduct Type\u003c\/strong\u003e\n      \u003ctd\u003eIsolating Switch Amplifier\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\n      \u003ctd\u003e2\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\n      \u003ctd\u003e19.2 to 31.2 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003ePower Consumption\u003c\/strong\u003e\n      \u003ctd\u003e\u0026lt;= 1.5 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eNAMUR Supply\u003c\/strong\u003e\n      \u003ctd\u003e8 V DC \/ 8 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eNominal Switching Voltage\u003c\/strong\u003e\n      \u003ctd\u003e\u0026lt;= 125 V AC \/ 110 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eContinuous Current\u003c\/strong\u003e\n      \u003ctd\u003e\u0026lt;= 0.5 A AC \/ 0.3 A DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eConfiguration\u003c\/strong\u003e\n      \u003ctd\u003eFDT\/DTM software\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eType of Connection\u003c\/strong\u003e\n      \u003ctd\u003eScrew connection\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eProtection Degree\u003c\/strong\u003e\n      \u003ctd\u003eIP20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\n      \u003ctd\u003e0 to 95% (no condensation)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eDimensions (H x W x D)\u003c\/strong\u003e\n      \u003ctd\u003e11.72 cm x 2.25 cm x 11.36 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cstrong\u003eWeight\u003c\/strong\u003e\n      \u003ctd\u003e0.180 kg\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 the device vertically or horizontally on a standard TS 35 DIN rail.\u003c\/li\u003e\n  \u003cli\u003eMaintain a minimum clearance around the module to ensure proper natural convection cooling.\u003c\/li\u003e\n  \u003cli\u003eEnsure strict physical separation between intrinsically safe (Ex) and non-intrinsically safe wiring paths.\u003c\/li\u003e\n  \u003cli\u003eVerify that the DIN rail is properly grounded to the functional earth of the control cabinet.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Weidmuller","offers":[{"title":"Default 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