{"product_id":"32-channel-isolated-digital-input-module-yokogawa-nfdv151-p60","title":"32-Channel Isolated Digital Input Module | Yokogawa NFDV151-P60","description":"\u003ch2\u003eYokogawa NFDV151-P60 STARDOM Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa NFDV151-P60\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eYokogawa NFDV151\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for discrete signal acquisition within STARDOM FCN\/FCJ autonomous controller networks. The hardware processes binary binary state variations from field instrumentation loops, directing ON\/OFF status indicators and push-button edge counting pulses directly to the central processing architecture. By deploying optocoupler matrices across its internal circuit paths, the module translates physical loop contacts into synchronized data packets while isolating the controller logic from field-side voltage spikes.\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\u003eNFDV151-P60 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\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100 x 30 x 110 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e500 mA @ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e32 isolated digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput ON Voltage\u003c\/td\u003e\n\u003ctd\u003e18 to 26.4 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput OFF Voltage\u003c\/td\u003e\n\u003ctd\u003eLess than or equal to 5.0 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e4.1 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstanding Voltage\u003c\/td\u003e\n\u003ctd\u003e2000 V AC between input and system 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 Process Control Routing\u003c\/h3\u003e\n\u003cp\u003eThe interface architecture utilizes channel-to-channel isolation parameters configured in groups of 16 channels to segment field loops from adjacent electronic paths. This topology establishes a 500 V AC dielectric barrier between common sub-circuits, preventing localized ground potential variations from degrading system measurement metrics. The integrated 4-20 mA HART loop protocol environments run parallel to these discrete modules on the same node bus, necessitating strict high-frequency noise rejection. The internal logic executes a continuous scan cycle with status input response times tracking below 8 ms, maintaining signal integrity and blocking cross-talk across all 32 processing tracks simultaneously.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the functional constraints when deploying the push-button edge counting mode?\u003c\/p\u003e\n\u003cp\u003eA: The edge counting sub-circuit enforces a minimum ON detection time threshold of 20 ms. The input loop must not exceed a maximum switching frequency of 25 Hz, as higher cycle velocities will lead to registration failures within the pulse-counting registers.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module react during backplane power disruptions or live hot-swap sequences?\u003c\/p\u003e\n\u003cp\u003eA: The hardware supports insertion and removal under live backplane power conditions. During a hot-swap sequence, the 32 input status bits change to an undefined state in the controller image map, requiring logic interlocks to be bypassed at the engineering level before physical card removal.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the input module vertically into the designated slot of the FCN\/FCJ baseplate until the structural grounding clips engage securely with the DIN rail structure. Terminate all 24 V DC field wiring connections via the pressure clamp terminal block or a pre-assembled MIL connector cable, checking that terminal screw torque matches the standard frame specification. Route all field sensor pairs inside isolated low-voltage wire trays, maintaining a 30 cm clearance from parallel three-phase power lines to prevent inductive noise injection. Connect the main backplane terminal block directly to a single-point instrument earth bus bar to establish a low-impedance grounding circuit for the internal shield termination points.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43684106338394,"sku":"NFDV151-P60","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/643..jpg?v=1784604181","url":"https:\/\/www.spareoil.com\/products\/32-channel-isolated-digital-input-module-yokogawa-nfdv151-p60","provider":"SpareOil Automation","version":"1.0","type":"link"}