{"product_id":"honeywell-fc-sai-1620m-safe-high-density-analog-input-module","title":"Honeywell FC-SAI-1620M Safe High-Density Analog Input Module","description":"\u003ch2\u003eHoneywell FC-SAI-1620M Safe High-Density Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell FC-SAI-1620M\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eFC-SAI-1620M\u003c\/strong\u003e Safe High-Density Analog Input Module, operates as a dedicated hardware component for analog signal acquisition and voltage conversion within Honeywell Safety Manager and Fail Safe Controller (FSC) systems.\u003c\/p\u003e\n\u003ch3\u003eHardware 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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eFC-SAI-1620M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSafe High-Density Analog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eHoneywell Safety Manager \/ Fail Safe Controller (FSC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4 TE wide, 3 HE high (4 HP, 3U)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 V DC at 35 mA \/ 24 V DC at 35 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Integrity Level\u003c\/td\u003e\n\u003ctd\u003eSIL 3 according to IEC 61508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Input Channels\u003c\/td\u003e\n\u003ctd\u003e16 analog input channels + 1 external readback input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003e0 to 4.1 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbsolute Maximum Input Voltage\u003c\/td\u003e\n\u003ctd\u003e+\/- 36 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resistance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 1 Mohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Load Capacitance\u003c\/td\u003e\n\u003ctd\u003e100 nF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA\/D Converter Resolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA\/D Converter Inaccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 1 LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Module Inaccuracy\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.25%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Isolation\u003c\/td\u003e\n\u003ctd\u003eGalvanic and optical isolation between field signals and internal bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCross-Talk Suppression\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 60 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, TUV, UL, CSA, FM Class I Div 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Instrument Signal Interface and Safety Diagnostics\u003c\/h3\u003e\n\u003cp\u003eThe FC-SAI-1620M acquires analog field signals through compatible Field Terminal Assemblies (FTAs), including TSAI-1620m and TSHART-1620m configurations. These assemblies convert standard process signals into the module input range of 0 to 4.1 V DC.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the module supports BSAI-1620mE conversion modules for signal adaptation. The Safety Manager controller performs continuous diagnostics, including absolute accuracy verification, input conversion checks, channel cross-talk monitoring, input filtering validation, and internal supply voltage supervision.\u003c\/p\u003e\n\u003cp\u003eFor Honeywell process safety platforms, the module supports signal conditioning requirements associated with 4-20 mA HART loop protocol interfaces and maintains channel-to-channel isolation between individual measurement paths. Therefore, the module separates field signal disturbances from internal safety processing circuits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many analog input signals can the FC-SAI-1620M process simultaneously?\u003cbr\u003eA: The module processes 16 analog input channels and provides one additional external voltage readback input channel.\u003c\/p\u003e\n\u003cp\u003eQ: Does the FC-SAI-1620M directly accept standard 4-20 mA field signals?\u003cbr\u003eA: The module receives a 0 to 4.1 V DC internal input range. Compatible FTAs or conversion modules perform the required field signal conversion before input processing.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic functions are performed by the module?\u003cbr\u003eA: The module performs automatic checks for conversion accuracy, full-range measurement behavior, input filtering, channel isolation performance, cross-talk conditions, and internal power supply status.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the FC-SAI-1620M only within the specified Honeywell Safety Manager or FSC chassis configuration.\u003c\/li\u003e\n\u003cli\u003eVerify that the module seating connection matches the approved backplane slot arrangement before applying system power.\u003c\/li\u003e\n\u003cli\u003eUse shielded field wiring for analog signal connections and terminate cable shields according to the plant grounding standard.\u003c\/li\u003e\n\u003cli\u003eSeparate analog input wiring from high-voltage power cables and switching circuits to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConfirm FTA compatibility before connecting field devices to avoid signal scaling errors.\u003c\/li\u003e\n\u003cli\u003eCheck field loop polarity and voltage levels before commissioning the input channels.\u003c\/li\u003e\n\u003cli\u003ePerform controller diagnostics after installation to verify channel status, input conversion, and communication integrity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44477085483096,"sku":"FC-SАI-1620М","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/FC-S_I-1620.jpg?v=1785322664","url":"https:\/\/www.industriaxplc.com\/id\/products\/honeywell-fc-sai-1620m-safe-high-density-analog-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}