{"product_id":"sdv144-s13-d4a00-s2-yokogawa-prosafe-rs-digital-input-module","title":"SDV144-S13\/D4A00 S2 Yokogawa ProSafe-RS Digital Input Module","description":"\u003ch2\u003eYokogawa SDV144-S13\/D4A00 S2 Digital Input Modules\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SDV144-S13\/D4A00 S2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSDV144\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for contact signal acquisition within ProSafe-RS and CENTUM VP systems. It processes no-voltage contact signals from switches, relays, and sensors across 16 channels, converting physical contact states into logical data. Configured with ISA Standard G3 conformal coating and the D4A00 cable interface, the module provides direct electrical signal isolation and system bus communication.\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-S13\/D4A00 S2\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\u003e0.36 - 0.41 kg (1.5 kg shipping weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa I\/O module footprint\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\u003e290 mA (5 VDC), 140 mA (24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003eNo-voltage contact signals (ON \u0026lt;= 1 kOhm, OFF \u0026gt;= 100 kOhm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Contact Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC +\/- 5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Contact Current\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;= 10 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Permissible Input Voltage\u003c\/td\u003e\n\u003ctd\u003e30 VDC\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\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 VAC between input terminals and system logic for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and DCS Signal Integration\u003c\/h3\u003e\n\u003cp\u003eYokogawa DCS and safety architectures require isolation barriers to protect backplane processing units from field electrical anomalies. The SDV144-S13 provides 1500 VAC galvanic isolation between field input circuits and system logic channels. Combining channel isolation with optional Signal Conditioner Block (SCB) modules enables active line diagnostics for open and short circuit detection, suppressing ground loop noise and preventing field fault propagation across the I\/O bus.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What input conditions are required to trigger an ON or OFF state on the SDV144-S13 module? A: The module registers an ON state when field contact resistance is \u0026lt;= 1 kOhm and an OFF state when loop resistance rises to \u0026gt;= 100 kOhm.\u003c\/p\u003e\n\u003cp\u003eQ: Does the SDV144-S13\/D4A00 support dual-redundant operation during live system execution? A: Yes, the unit supports dual-redundant pair configurations and hot-swapping to maintain uninterrupted process execution during maintenance.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle environmental protection against harsh chemical atmospheres? A: The S13 suffix indicates ISA Standard G3 conformal coating protection, extending operating temperature boundaries from -20 to 70 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePower down the targeted rack slot or confirm active status of the redundant paired module before inserting or removing hardware.\u003c\/li\u003e\n\u003cli\u003eVerify mechanical keying on the rack base to ensure proper module alignment and prevent backplane pin damage.\u003c\/li\u003e\n\u003cli\u003eSecure the D4A00 dedicated signal cable adapter firmly to the front interface to provide strain relief and electrical contact.\u003c\/li\u003e\n\u003cli\u003eRoute contact input wiring separately from high-voltage AC power lines to minimize electromagnetic interference across signal paths.\u003c\/li\u003e\n\u003cli\u003eConnect cable shield drain wires directly to the cabinet protective earthing bar using short, low-impedance grounding straps.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43787243389018,"sku":"SDV144 S13\/D4A00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/465_c14f146d-80a6-4c56-8873-613722658fc9.jpg?v=1785897325","url":"https:\/\/www.spareoil.com\/products\/sdv144-s13-d4a00-s2-yokogawa-prosafe-rs-digital-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}