{"product_id":"yokogawa-sai143-h53-a4d00-prosafe-rs-safety-analog-input-module","title":"Yokogawa SAI143-H53\/A4D00 ProSafe-RS Safety Analog Input Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa SAI143-H53\/A4D00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-integrity safety analog input interface for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProSafe-RS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSafety Instrumented System (SIS).\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-81 citation-end-81\"\u003eThis module provides 16 isolated channels of 4-20 mA current signals for critical safety functions, including Emergency Shutdown (ESD) and Fire and Gas (F\u0026amp;G) monitoring.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eCertified for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSIL 3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eapplications, the SAI143-H53 incorporates integrated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHART communication\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eG3 corrosive resistance\u003c\/strong\u003e, allowing for advanced smart device diagnostics in the most aggressive industrial environments.\u003c\/p\u003e\n\u003ch2\u003ePart Number Breakdown: SAI143-H53\/A4D00\u003c\/h2\u003e\n\u003cp\u003eYokogawa's ProSafe-RS coding system specifies safety and environmental protocols:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSAI143:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16-Channel, 4-20 mA Safety Analog Input Module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e-H:\u003c\/strong\u003e\u003cspan class=\"citation-80 citation-end-80\"\u003e\u003cspan\u003e \u003c\/span\u003eSupports HART Communication (HART 5\/6\/7).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-79\"\u003e\u003c\/span\u003e\u003cstrong\u003e5:\u003c\/strong\u003e\u003cspan class=\"citation-79 citation-end-79\"\u003e\u003cspan\u003e \u003c\/span\u003eWith G3 Corrosive Resistance (Conformal coating for harsh gas environments).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-78\"\u003e\u003c\/span\u003e\u003cstrong\u003e3:\u003c\/strong\u003e\u003cspan class=\"citation-78 citation-end-78\"\u003e\u003cspan\u003e \u003c\/span\u003eDual-redundant compatible and pressure-clamp terminal support.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-77\"\u003e\u003c\/span\u003e\u003cstrong\u003eA4D00:\u003c\/strong\u003e\u003cspan class=\"citation-77 citation-end-77\"\u003e\u003cspan\u003e \u003c\/span\u003eSpecifies the terminal connection set (designed for D-type pressure-clamp or KS cable interfaces).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe SAI143-H53 utilizes a redundant safety architecture to ensure fail-safe operation.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\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\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16, isolated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 to 20 mA DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSafety Integrity Level\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSIL 3 (IEC 61508)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHART protocol (superimposed on 4-20 mA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.1% of full scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Update Cycle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eG3 Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cspan class=\"math-inline\"\u003e$H_2S$\u003c\/span\u003e, \u003cspan class=\"math-inline\"\u003e$SO_2$\u003c\/span\u003e, \u003cspan class=\"math-inline\"\u003e$NO_2$\u003c\/span\u003e, and \u003cspan class=\"math-inline\"\u003e$Cl_2$\u003c\/span\u003e Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWithstand Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 V AC between input and system\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e320 mA (5 V DC), 540 mA (24 V DC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSIL 3 Safety Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe SAI143-H53 executes internal diagnostic self-tests to identify hardware failures. It ensures that the safety loop remains operational or transitions to a predefined safe state, meeting the stringent requirements of IEC 61508.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSmart Device Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated HART functionality allows the ProSafe-RS system to monitor field instrument health. It detects sensor drift, electronics failure, or blocked impulse lines in transmitters, reducing the Probability of Failure on Demand (PFD).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eG3 Corrosive Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"5\" designation indicates a module engineered for longevity in pulp and paper or petrochemical facilities. The conformal coating prevents chemical corrosion of the silver and copper circuits, significantly extending the Mean Time Between Failures (MTBF).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Safety I\/O:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProcessing 16 isolated channels in a single slot maximizes rack efficiency. This high-density design allows for compact safety cabinets, reducing the cost of offshore or modular control room space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Fault Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA 10 ms update cycle ensures that the safety logic receives process excursions nearly instantaneously. This speed is critical for high-pressure shutdowns where seconds can prevent equipment rupture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the SAI143-H53 be used in a redundant configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The SAI143-H53 supports dual-redundancy. When installed in pairs on a redundant baseplate, the system maintains the safety function even if one module fails, ensuring maximum process availability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the significance of the A4D00 suffix?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe A4D00 suffix ensures the module matches the specific terminal board and cabling requirements of your ProSafe-RS subrack. It typically indicates compatibility with D-type pressure-clamp terminals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module provide power to 2-wire transmitters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, provided you use the appropriate baseplate (such as the SAB841). The system can provide 24V DC loop power to field transmitters through the AAI\/SAI module interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the SAI143-H53 compatible with standard CENTUM VP DCS?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile it shares physical similarities, the SAI143-H53 is a safety-certified module specifically for ProSafe-RS. It communicates over the safety bus and is not a direct replacement for non-safety AAI143 modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52470985490741,"sku":"AAI143-H53\/A4D00","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/AAI143-S00A4S00_618cccad-b5db-4297-959d-4250a63a0a40.jpg?v=1774324150","url":"https:\/\/www.5gplc.com\/tr\/products\/yokogawa-sai143-h53-a4d00-prosafe-rs-safety-analog-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}