{"product_id":"sdv144-s53-yokogawa-prosafe-rs-16-channel-digital-input-module","title":"SDV144-S53 Yokogawa ProSafe-RS 16-Channel Digital Input Module","description":"\u003ch2\u003eYokogawa SDV144-S53 ProSafe-RS Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SDV144-S53\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSDV144\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for binary field signal processing within Yokogawa ProSafe-RS safety instrumented systems. It executes discrete signal monitoring across 16 isolated input channels using 24 VDC external power.\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\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSDV144\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003e16-Channel Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-S\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eStandard Type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExplosion Protection\u003c\/td\u003e\n\u003ctd\u003eFor 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\u003eEnvironment \/ Coating\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\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSDV144-S53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.34 kg (Shipping Weight: 2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2 cm x 10.7 cm x 13 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC external loop supply (+20% \/ -10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 channels (Module isolation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 mA +\/- 20% (at 24 VDC external power supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC +20% \/ -10%, 10 mA or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Response Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 ms maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannel Isolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModule-level galvanically isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExternal Wiring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePressure clamp terminal block (STB4D-10) or MIL connector cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and Loop Field Execution\u003c\/h3\u003e\n\u003cp\u003eThe SDV144-S53 incorporates robust module-level galvanic isolation between internal system backplane logic and external field wiring circuits. Built with ISA Standard G3 conformal coating, the module resists harsh industrial atmospheres while driving reliable field contact sensing. Operational firmware filters incoming discrete contact states, maintaining a maximum input response latency of 40 ms. The module accepts 24 VDC loop excitation from external power distribution modules, providing current-limiting logic to evaluate open\/closed switch contacts and proximity sensor outputs without compromising signal integrity during transient electrical voltage spikes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What interface connections are supported for field wiring on the SDV144-S53?\u003c\/p\u003e\n\u003cp\u003eA: The module directly interfaces via pressure clamp terminal blocks (such as the STB4D-10) or through a customer-furnished MIL connector cable connected to external termination panels.\u003c\/p\u003e\n\u003cp\u003eQ: How does the G3 option code impact deployment environments?\u003c\/p\u003e\n\u003cp\u003eA: Option 3 indicates factory-applied ISA Standard G3 conformal coating combined with an expanded operating temperature envelope of -20 to 70 deg C, allowing installation in corrosive control room environments containing elevated sulfur and chlorine concentrations.\u003c\/p\u003e\n\u003cp\u003eQ: What are the input current characteristics required for dry contact sensing?\u003c\/p\u003e\n\u003cp\u003eA: The input circuit draws 6 mA +\/- 20% at 24 VDC. Field contacts must be rated for at least 24 VDC +20% \/ -10% and a minimum loop current capacity of 10 mA to guarantee crisp contact wetting and logic state switching.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding Protocol:\u003c\/strong\u003e Connect field signal cable drain wires directly to the dedicated earth terminal on the mounting rack base. Maintain single-point earthing at the cabinet side to suppress ground loop currents and transient common-mode electrical noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Separation:\u003c\/strong\u003e Route 24 VDC input lines in dedicated, isolated wire ducts distinct from high-voltage AC distribution circuits and heavy motor control wiring to prevent inductive coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Insertion:\u003c\/strong\u003e Ensure the STB4D-10 terminal block or MIL connector latches align properly before securing retaining screws. Inspect all pressure clamps to verify positive wire retention under continuous plant vibration conditions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":46214983352419,"sku":"SDV144-S53 S2","price":360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/887..jpg?v=1789866751","url":"https:\/\/www.autocontrolglobal.com\/products\/sdv144-s53-yokogawa-prosafe-rs-16-channel-digital-input-module","provider":"AutoControl Global","version":"1.0","type":"link"}