{"product_id":"64-channel-24-vdc-isolated-input-module-yokogawa-adv161-p51","title":"64-Channel 24 VDC Isolated Input Module | Yokogawa ADV161-P51","description":"\u003ch2\u003eYokogawa ADV161-P51 FIO Series Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa ADV161-P51\u003c\/strong\u003e serves as the primary \u003cstrong\u003eADV161\u003c\/strong\u003e Digital Input Module utilized to execute binary signal acquisition across CENTUM VP and ProSafe-RS platforms. The hardware senses incoming logical voltage potentials and dry contact topologies, converting physical field loop dynamics into structured system logic words via 64 isolated input processing blocks.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model (ADV161):\u003c\/strong\u003e Specifies the 64-channel, 24 VDC isolated high-density digital input platform configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP Suffix:\u003c\/strong\u003e Designates the integration of a physical pushbutton input hardware tracking circuit that captures rising\/falling edges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 Suffix:\u003c\/strong\u003e Denotes a structural module housing constructed without external faceplate status display windows and lacking explosion protection certificates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 Suffix:\u003c\/strong\u003e Confirms the application of factory-applied ISA Standard G3 conformal coating for components designated for harsh or humid operating locations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable style=\"width: 100%; height: 549.625px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 28.8391%; height: 19.5938px;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 66.7288%; height: 19.5938px;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003eADV161-P51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003eYokogawa Electric Corporation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003e0.3 kg (Shipping Weight: 1.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003e130 x 119.9 x 32.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003e0 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eStorage Temp\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003eApprox. 550 mA at 5 VDC from system backplane rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eInput Channels\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003e64 digital inputs arranged in groups of 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eRated Input Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003e24 VDC nominal (operational range: 20.4 to 26.4 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eInput ON Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003e20 to 26.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 40.1875px;\"\u003eInput OFF Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 40.1875px;\"\u003eLess than or equal to 5.0 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 19.5938px;\"\u003eInput Current\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 19.5938px;\"\u003e2.5 mA per channel (+\/-20%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eMax Allowable Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003e30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003eLess than or equal to 3 ms (status input configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 58.7812px;\"\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 58.7812px;\"\u003e2 kV AC (signal-to-system, 1 minute); 500 V AC between commons per 16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 28.8391%; height: 39.1875px;\"\u003eExternal Connection\u003c\/td\u003e\n\u003ctd style=\"width: 66.7288%; height: 39.1875px;\"\u003eDedicated AKB337 MIL connector interface cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa ADV161-P51 incorporates channel-to-channel and channel-to-system optical isolation parameters to preserve backplane data path clarity, blocking incoming transient electrical spikes up to a 2 kV AC threshold. The internal processing chips track discrete signal conditions across four separate electrical common zones divided into 16 channels each, which prevents ground loop interference from distorting voltage reads on adjacent wires. The module board runs concurrent edge-counting routines on the pushbutton channel nodes, managing input transitions in less than or equal to 3 ms to pass structured pulse data directly onto the central controller bus.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How do field technicians debug broken loop signals if this module configuration lacks physical status display LEDs?\u003c\/p\u003e\n\u003cp\u003eA: Field workers diagnose circuit integrity by polling the software register bits inside the CENTUM VP human-machine interface or checking hardware health tags compiled by the master distributed control system station.\u003c\/p\u003e\n\u003cp\u003eQ: Can this hardware interface directly with mechanical dry contacts without auxiliary power loops?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal logic registers dry contact states by sensing current loop closure, requiring an external 24 VDC loop wetting voltage to drive the 2.5 mA per channel load across the field contact boundaries.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental threshold does the G3 designation guarantee during deployment?\u003c\/p\u003e\n\u003cp\u003eA: The factory conformal coating safeguards the internal copper traces and surface-mount components from gas corrosion, preventing airborne sulfur and chlorine concentrations from generating low-resistance oxidation shorts.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMIL Cable Anchorage:\u003c\/strong\u003e Lock the AKB337 MIL connector assembly securely onto the front slot receiving pins. Tighten all structural latch brackets to maintain sound terminal contact under severe industrial vibration conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarth Potential Bonding:\u003c\/strong\u003e Clamp the system frame enclosure to the main instrument ground bar. Ensure that the field ground tracking path shows an impedance measurement below 1 Ohm to verify the 2 kV AC surge protection capabilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWetting Voltage Management:\u003c\/strong\u003e Connect the external 24 VDC source lines through inline fuses to limit electrical surge propagation during sudden field short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Cable Separation:\u003c\/strong\u003e Route the high-density MIL input bundle inside dedicated low-voltage wiring trays. Maintain a minimum spatial distance of 300 mm from high-voltage motor starters and three-phase power lines to block induced electromagnetic spikes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43777906442330,"sku":"ADV161-P51","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/349.1_e10238a6-5974-4c59-8b9b-e4a5780b3c7e.jpg?v=1785720070","url":"https:\/\/www.spareoil.com\/products\/64-channel-24-vdc-isolated-input-module-yokogawa-adv161-p51","provider":"SpareOil Automation","version":"1.0","type":"link"}