{"product_id":"yokogawa-sdv144-s63-prosafe-rs-digital-input-module","title":"Yokogawa SDV144-S63 ProSafe-RS Digital Input Module","description":"\u003ch2\u003eYokogawa SDV144-S63 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SDV144-S63\u003c\/strong\u003e serves as the primary \u003cstrong\u003eSDV144\u003c\/strong\u003e Digital Input Module utilized to execute 16-channel discrete signal acquisition from dry contact field switches across ProSafe-RS safety instrumented platforms.\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\u003eSDV144-S63\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\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e8.1 cm x 10.3 cm x 14.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e290 mA max at 5 VDC, 140 mA max at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16-channel, module isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003eNo-voltage contact (ON \u0026lt;= 1 kΩ, OFF \u0026gt;= 100 kΩ)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e6 mA plus or minus 20 percent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC plus or minus 20 percent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstand Voltage\u003c\/td\u003e\n\u003ctd\u003e2 kV AC for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSafety Instrumented Ingress Integration\u003c\/h3\u003e\n\u003cp\u003eThe SDV144-S63 operates within a redundant FIO safety nest architecture, maintaining dedicated channel-to-system isolation barriers rated up to 2 kV AC to block high-voltage transient spikes from degrading processing logic. The card features internal microprocessors that continuously execute diagnostic routines on the input filter stages, matching safety loop requirements up to SIL2 thresholds under IEC 61508 protocols. An internal pulse-test mechanism validates loop integrity and identifies wire break or short-circuit failures on field cabling loops before the field contact registers a state change. Field loops require a stabilized external 24 VDC distribution loop, enabling real-time status transitions to pass through standard MIL or AKB331 interface connections without introducing signal latency.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary electrical conditions required to maintain the safety isolation metrics during online component replacement?\u003c\/p\u003e\n\u003cp\u003eA: Online module extraction requires you to unlatch the front assembly tabs while the backplane remains live. You must disconnect the external 24 VDC loop power from the pressure clamp adapter or AKB331 interface cable first to verify no current passes through the input pins during mechanical extraction.\u003c\/p\u003e\n\u003cp\u003eQ: How does the SDV144-S63 handle signal validation for high-frequency switch chatter?\u003c\/p\u003e\n\u003cp\u003eA: The module executes a hardware-level input filtration routine that rejects transient transitions, ensuring discrete states persist longer than the designated internal cycle parameters before processing a definitive ON or OFF register.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN-Rail Ground Validation\u003c\/strong\u003e: Ensure the FIO node chassis mounts to a low-impedance ground bar, verifying ground contact resistance conforms to standard factory baselines to enable full 2 kV AC dielectric protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Loop Wiring\u003c\/strong\u003e: Connect input signals using dedicated shielded pairs, routing field wires away from high-voltage AC motor lines to prevent inductive noise injection into the 6 mA sense circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Power Interfacing\u003c\/strong\u003e: Connect a stabilized, fused 24 VDC source to the interface adapter, verifying voltage drift remains strictly within the plus or minus 20 percent operational window.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Engagement\u003c\/strong\u003e: Lock the pressure clamp terminal block or AKB331 cable assembly completely into the front connector interface, checking that the retaining fasteners are seated to prevent contact disruption under vibration.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43664879485018,"sku":"SDV144-S63","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/95.1_c47a7f89-8f04-4bfd-8ef9-8cb2cf4a8e27.jpg?v=1784168859","url":"https:\/\/www.spareoil.com\/ar\/products\/yokogawa-sdv144-s63-prosafe-rs-digital-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}