{"product_id":"sai143-h63-a4s00-yokogawa-prosafe-rs-analog-input-module","title":"SAI143-H63\/A4S00 YOKOGAWA ProSafe-RS Analog Input Module","description":"\u003ch2\u003eYOKOGAWA SAI143-H63\/A4S00 ProSafe-RS Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for 4-20 mA HART signal acquisition in Yokogawa ProSafe-RS safety systems, the \u003cstrong\u003eYOKOGAWA SAI143-H63\/A4S00\u003c\/strong\u003e (\u003cstrong\u003eSAI143\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution. The hardware reads process variables across 16 isolated channels, converting field currents into digital data while passing pass-through HART diagnostics to connected safety management software.\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\u003eFunctional Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e-H63\u003c\/td\u003e\n\u003ctd\u003eDesignates high-accuracy execution with integrated native HART protocol communication support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\/A4S00\u003c\/td\u003e\n\u003ctd\u003eSpecifies dual-side conformal coating for protection against corrosive gases and high moisture\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-H63\/A4S00\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\u003e0.40 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e130 mm x 120 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 +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e600 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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC (0-25 mA DC permissible range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resistance\u003c\/td\u003e\n\u003ctd\u003e250 ohm typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eADC Resolution\u003c\/td\u003e\n\u003ctd\u003e16 bits\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\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eIndividual channel-to-channel galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and HART Communication Integration\u003c\/h3\u003e\n\u003cp\u003eThe YOKOGAWA SAI143-H63\/A4S00 uses individual channel-to-channel galvanic isolation to eliminate ground loop voltage shifts across distributed field transmitters. The 4-20 mA HART loop protocol layer allows the module to extract secondary digital process parameters and field device health data without corrupting primary safety loop analog values. Internal power management circuitry delivers transmitter loop excitation while suppressing electrical surges and high-frequency noise. High-resolution 16-bit analog-to-digital converters process inputs within 100 ms loop response windows to support time-critical interlock execution.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does installing the SAI143-H63\/A4S00 module require external HART multiplexers to read field diagnostics?\u003c\/p\u003e\n\u003cp\u003eA: No, the -H63 suffix indicates built-in digital HART pass-through hardware, enabling direct digital parameter extraction over the existing two-wire field loops.\u003c\/p\u003e\n\u003cp\u003eQ: How does the A4S00 option affect physical module installation?\u003c\/p\u003e\n\u003cp\u003eA: The \/A4S00 designation indicates factory-applied conformal coating on internal printed circuit board assemblies, protecting components against humidity and corrosive gas exposure without altering external dimensions or connector pinouts.\u003c\/p\u003e\n\u003cp\u003eQ: Can channels process input signals exceeding the standard 20 mA range?\u003c\/p\u003e\n\u003cp\u003eA: Yes, each input circuit accepts a permissible range of 0 to 25 mA DC while maintaining signal linearity and over-current protection.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module vertically inside the chassis card cage to ensure unobstructed natural convection airflow across heat-dissipating components. Route field transmitter cables through shielded twisted pairs and ground the shields at a single dedicated cabinet earthing bus to prevent ground loops. Maintain strict separation between low-level 4-20 mA signal wiring and high-voltage AC distribution lines inside raceways. Before applying 5 VDC backplane power, inspect the rear connector pins for proper alignment to prevent mechanical damage.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43866789707866,"sku":"SAI143-H63\/A4S00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/465_e9c33f43-bf0b-4fe2-8602-b1d978d2cb89.jpg?v=1787111725","url":"https:\/\/www.spareoil.com\/products\/sai143-h63-a4s00-yokogawa-prosafe-rs-analog-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}