{"product_id":"mu-pdiy22-80363972-100-honeywell-digital-input-module","title":"MU-PDIY22 80363972-100 Honeywell Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell MU-PDIY22 80363972-100\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMU-PDIY22\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for binary status acquisition and signal processing within Honeywell Series 8 and Experion PKS platforms. It monitors 32 isolated digital input channels receiving 24 VDC logic level signals from field contacts and switches.\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\u003eMU-PDIY22 (80363972-100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.55 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Series 8 Rack Slot Dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard Backplane Bus Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e32 isolated digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003e24 VDC logic level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e2 kV AC channel-to-system isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell Series 8 \/ Experion PKS\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 Digital Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell MU-PDIY22 80363972-100\u003c\/strong\u003e incorporates optocoupler barriers to maintain 2 kV AC channel-to-system isolation across all 32 input circuits. This galvanic separation prevents ground loops and voltage spikes from propagating to the Experion PKS controller backplane. When interfacing with field devices alongside 4-20 mA HART loop protocol instruments, the module filters high-frequency industrial noise to maintain precise state detection for sequence-of-events logging and interlock logic execution.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the MU-PDIY22 module require an external power supply for channel sensing logic?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 24 VDC field contacts require an external 24 VDC power source to loop power the digital input circuits back to the module terminals.\u003c\/p\u003e\n\u003cp\u003eQ: Can input channels on the MU-PDIY22 be removed or replaced while the rack is powered?\u003c\/p\u003e\n\u003cp\u003eA: Module replacement must adhere to Experion PKS rack maintenance protocols. Power off field loop power prior to disconnecting terminal assemblies to avoid transient noise on adjacent channels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off all main power sources and field contact loop supplies before inserting the module into the Series 8 rack chassis slot.\u003c\/li\u003e\n\u003cli\u003eAlign the module edge connector with the rack card guides and push firmly until the backplane latching mechanism engages.\u003c\/li\u003e\n\u003cli\u003eFasten the module retaining screws to ensure proper mechanical seating and continuous chassis ground connection.\u003c\/li\u003e\n\u003cli\u003eRoute field 24 VDC input wiring separately from high-voltage AC conductors to prevent inductive cross-talk.\u003c\/li\u003e\n\u003cli\u003eConnect field cable shield drain wires to the central grounding bar in the enclosure.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53191862190389,"sku":"MU-PDIY22 80363972-100","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/80363972-100.png?v=1784621724","url":"https:\/\/www.5gplc.com\/products\/mu-pdiy22-80363972-100-honeywell-digital-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}