{"product_id":"yokogawa-sdv144-s33-prp-digital-input-module","title":"Yokogawa SDV144-S33\/PRP Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa SDV144-S33\/PRP\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSDV144\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for safety-instrumented binary signal acquisition within ProSafe-RS ProSafe-Controller platforms. It interfaces directly with field-side dry contacts, monitoring 16 discrete channels to execute continuous loop integrity checks and pass isolated logic states to the safety processing unit.\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-S33\/PRP\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\u003e0.44 kg (0.98 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e130 mm x 30 mm x 125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC @ 300 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module (Safety Instrumented)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16-channel, isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003eNo-voltage contact \/ dry contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Isolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel and channel-to-system galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS Safety System\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 SIL3 Safety Execution\u003c\/h3\u003e\n\u003cp\u003eDesigned for application within SIL3-rated safety loops, the SDV144-S33\/PRP incorporates robust galvanic channel-to-channel isolation to prevent field ground faults or surge propagation from compromising adjacent input circuits. The internal diagnostic architecture continuously monitors loop current levels to detect open-circuit or short-circuit conditions on dry contact lines. In conjunction with downstream transmitter logic and 4-20 mA HART loop protocol monitoring modules across the safety network, the input circuitry executes high-frequency diagnostic sweeps to maintain fail-safe operational integrity without interrupting active safety logic.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the SDV144-S33\/PRP module be inserted into an active ProSafe-RS safety node under power?\u003c\/p\u003e\n\u003cp\u003eA: Online insertion (hot-swapping) is supported in redundant safety node configurations provided the field wiring connector terminal block is properly isolated and ESD grounding protocols are observed during removal and replacement.\u003c\/p\u003e\n\u003cp\u003eQ: What type of field wiring interface is required for the SDV144-S33\/PRP?\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes dedicated Yokogawa-specific signal cables (*2) or dedicated pressure-clamp terminal blocks designed to maintain channel-to-channel isolation standards.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm that the target safety node rack slot matches the configured slot assignment in the ProSafe-RS system software before physical module insertion.\u003c\/li\u003e\n\u003cli\u003eAlign the SDV144-S33\/PRP circuit card with the upper and lower guide channels of the safety node subrack.\u003c\/li\u003e\n\u003cli\u003ePush the module firmly until the backplane connector fully locks into place, then secure the top and bottom retaining screws to 0.5 Nm.\u003c\/li\u003e\n\u003cli\u003eAttach the dedicated Yokogawa field cable connector or terminal block to the front interface, ensuring side locking clips engage securely.\u003c\/li\u003e\n\u003cli\u003eConnect field cable shield ground wires to the system cabinet functional earth (FE) bus bar using short, low-impedance copper conductors to ensure proper noise immunity.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52702863098136,"sku":"SDV144-S33\/PRP","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/SDV144-S332_Cocoai_9a3853e0-75f6-4b1f-a83b-327da387c565.jpg?v=1789718601","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-sdv144-s33-prp-digital-input-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}