{"product_id":"honeywell-fs-tsai-1620m-analog-input-fta","title":"Honeywell FS-TSAI-1620M Analog Input FTA","description":"\u003ch1\u003eHoneywell FS-TSAI-1620M Safety Manager Analog Input FTA\u003c\/h1\u003e\n\u003cp\u003eConfigured for process control and signal conditioning in Safety Manager platforms, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell FS-TSAI-1620M\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003eFS-TSAI-1620M\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eField Termination Assembly) provides direct physical\/electrical execution. The interface assembly conditions 16 analog field input loops, converting 0-20 mA or 4-20 mA current signals into a conditioned 0-4 VDC range for the host SAI-1620M high-density analog input module within Safety Instrumented Systems (SIS).\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBase Assembly Designation (FS-TSAI-1620M):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHoneywell Safety Manager Field Termination Assembly engineered specifically for pairing with the SAI-1620M analog input processing module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChannel Configuration \u0026amp; Reference Grouping:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures 16 analog input channels divided into 2 isolated groups of 8 channels, sharing a common 0 V reference per group.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLoop Conversion \u0026amp; Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConverts 0-20 mA and 4-20 mA analog transmitter signals to 0-4 VDC voltage outputs, protected by individual 315 mA (5x20 mm slow-acting) inline fuses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\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\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFS-TSAI-1620M\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHoneywell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.3 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e210 mm x 70 mm x 60 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-20 deg C to +70 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePassive field termination assembly (loop-powered current sensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Signals\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0-20 mA \/ 4-20 mA current loop\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutput Signal\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0-4 VDC to host module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConversion Accuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.10%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInline Fuse Protection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e315 mA (5x20 mm slow-acting fuse per channel)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProcess Control \u0026amp; Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe FS-TSAI-1620M Field Termination Assembly delivers precise signal conversion across 16 field transmitter loops using precision resistor networks to achieve 0.10% conversion accuracy. Built-in channel grouping maintains robust channel-to-channel isolation and common-mode noise suppression across standard 4-20 mA HART loop protocol installations. The assembly incorporates inline slow-acting 315 mA field protection fuses per channel, ensuring localized overcurrent isolation to preserve active signal loops and maintain cold junction compensation (CJC) reference stability on adjacent temperature and analog interface channels.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What protection is provided for individual field current loops on the FS-TSAI-1620M?\u003c\/p\u003e\n\u003cp\u003eA: Each channel features an individual 315 mA (5x20 mm slow-acting) fuse, protecting the internal conversion resistor network and host module against field wiring overcurrent conditions.\u003c\/p\u003e\n\u003cp\u003eQ: How are the 16 analog input channels reference-grounded?\u003c\/p\u003e\n\u003cp\u003eA: The 16 channels are structured into 2 distinct functional groups of 8 channels, with each 8-channel bank utilizing a shared common 0 V reference signal.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure field wiring for 4-20 mA transmitter loops strictly observes polarity across the FTA terminal blocks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute analog input loop lines in shielded twisted-pair cables separated from high-voltage AC conductors to preserve 0.10% signal conversion accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhen replacing channel fuses, install only 315 mA slow-acting 5x20 mm ceramic or glass fuses to maintain calibrated overcurrent threshold limits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGround the cable shield at the designated FTA ground point to eliminate ground loops and reduce common-mode noise propagation to the host module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":46221896089699,"sku":"FS-TSAI-1620M","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/FS-TSAI-1620M_1.png?v=1789974135","url":"https:\/\/precisemodule.com\/products\/honeywell-fs-tsai-1620m-analog-input-fta","provider":"Precise Module Ltd.","version":"1.0","type":"link"}