{"product_id":"sai143-h53-yokogawa-prosafe-rs-analog-input-module","title":"SAI143-H53 Yokogawa ProSafe-RS Analog Input Module","description":"\u003ch2\u003eYokogawa SAI143-H53 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for 16-channel analog signal acquisition in safety instrumented networks, the \u003cstrong\u003eYokogawa SAI143-H53\u003c\/strong\u003e (\u003cstrong\u003eSAI143\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDesignation\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Parameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-H\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHART Communication\u003c\/td\u003e\n\u003ctd\u003eEnriched instrumentation interface [Release: R1.02.00]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConnection \/ Protection Type\u003c\/td\u003e\n\u003ctd\u003eForm factor for pressure clamp terminal block or MIL cable; no explosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEnvironmental Conformance\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating; extended temperature rating (-20 to 70 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eSAI143-H53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.34 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard FIO architecture card scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e320 mA at 5 VDC system side, 550 mA at 24 VDC loop side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels, module isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC (permissible range 0-25 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e250 Ohm (Power ON), \u0026gt;= 500 kOhm (Power OFF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003eplus or minus 16 uA (within 0.05 to 23 mA spectrum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Drift\u003c\/td\u003e\n\u003ctd\u003eplus or minus 16 uA per 10 deg C shift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Update Frequency\u003c\/td\u003e\n\u003ctd\u003e40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Power Supply\u003c\/td\u003e\n\u003ctd\u003e16.15 VDC minimum (at 20 mA), 26.4 VDC maximum (at 0 mA), 25 mA current limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Withstand Voltage\u003c\/td\u003e\n\u003ctd\u003e1.5 kV AC between input signal and system for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Communication Architecture\u003c\/h3\u003e\n\u003cp\u003eThe hardware executes active signal filtering while enforcing physical channel-to-system isolation, isolating the backplane logic from external field line transients up to 1.5 kV AC. Integrated instrumentation circuits support the 4-20 mA HART loop protocol layer, enabling high-frequency digital telemetry modulation over the standard analog loop current without disturbing the primary process variable. The hardware platform handles bi-directional asset data transfers, allowing safety managers to query real-time diagnostics from smart transmitters directly through the FIO system bus. An onboard 2-wire transmitter power switch permits systemic configuration adjustments, executing simultaneous voltage distribution cuts across all 16 channels to safely toggle field equipment levels during automated maintenance shutdowns.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the SAI143-H53 module accept terminal block matching with the STA4D-0S1 option in dual-redundant setups? A: No. The factory specifications strictly dictate that for dual-redundant pressure clamp configurations, the STA4D-0S1 component must not be deployed due to mismatching circuit paths.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle short-circuit faults on the transmitter power supply loop? A: The card contains internal hardware current limiters. If a short-circuit fault conditions the loop, the transmitter supply caps output current at 25 mA max, protecting internal paths until the fault clears.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Conformance Assurance\u003c\/strong\u003e: Verify the mounting environment stays within the -20 to 70 deg C limit, relying on the ISA G3 standard coating to shield logic surfaces from corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Insertion Methods\u003c\/strong\u003e: Secure the pressure clamp terminal block or MIL cable interface tightly to front card connectors, verifying no floating strands short adjacent pins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Termination Rules\u003c\/strong\u003e: Terminate loop shields at the dedicated chassis ground bar rather than signal common paths to keep electrical noise away from the 4-20 mA conversion circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Isolation\u003c\/strong\u003e: Because suffix 5 variants lack intrinsic safety barriers, you must route input lines through external barriers if field sensors sit in explosion-risk zones.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43664894394458,"sku":"SAI143-H53","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/171_9c2bf37e-e558-4099-a488-eb77ccca0ae9.jpg?v=1784169291","url":"https:\/\/www.spareoil.com\/products\/sai143-h53-yokogawa-prosafe-rs-analog-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}