{"product_id":"sai143-s53-s3-yokogawa-16-channel-4-20ma-input-module","title":"SAI143-S53 S3 Yokogawa 16-Channel 4-20mA Input Module","description":"\u003ch2\u003eYokogawa SAI143-S53 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SAI143-S53 S3\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSAI143\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for isolated analog signal acquisition within CENTUM VP and CS 3000 control system networks.\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\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-S53 S3\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\u003e0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100 mm x 110 mm x 30 mm\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\u003e 600 mA at 5 VDC\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resistance\u003c\/td\u003e\n\u003ctd\u003e250 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e2000 VAC for 1 min (Input to System)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa SAI143-S53 S3 analog input module provides 2000 VAC galvanic isolation between process field signals and system backplane electronics for up to 16 input channels. Supporting 4-20 mA HART loop protocol communications across field transmitters, the module converts current measurements into digital process variables while isolating channels against common-mode noise. Conformal coating per ISA Standard G3 protects onboard circuits against corrosive industrial atmospheres.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the SAI143-S53 replace an existing SAI143-S03 module in a system rack?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the SAI143-S53 serves as a direct form, fit, and functional replacement for the SAI143-S03 module, providing enhanced G3 environmental protection and extended operating temperatures.\u003c\/p\u003e\n\u003cp\u003eQ: What termination interface options support field wiring for this module?\u003c\/p\u003e\n\u003cp\u003eA: The module connects to field wiring via pressure clamp terminal blocks or MIL cable connector assemblies without requiring explosion-proof enclosures.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle signal anomalies and wire breaks?\u003c\/p\u003e\n\u003cp\u003eA: Onboard diagnostic firmware continuously evaluates current loops to detect open-circuit faults and signal range overruns, immediately updating node error registers.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eEngineers must execute installation following standard DCS I\/O mounting and wiring protocols:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInsert the module into the designated slot on the node unit backplane until the locking latches secure the circuit board in place.\u003c\/li\u003e\n\u003cli\u003eTerminate 4-20 mA field loop conductors using pressure clamp terminal blocks or pre-assembled MIL connector cables.\u003c\/li\u003e\n\u003cli\u003eKeep field signal cables physically separated from AC power lines and variable frequency drive wiring to minimize inductive interference.\u003c\/li\u003e\n\u003cli\u003eFasten overall cable shields to the protective grounding terminal at a single point to prevent ground loop currents from destabilizing input signals.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43901495509082,"sku":"SAI143-S53 S3","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/704_da670509-c671-4e4d-9680-755cf144ddde.jpg?v=1787625309","url":"https:\/\/www.spareoil.com\/products\/sai143-s53-s3-yokogawa-16-channel-4-20ma-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}