{"product_id":"80363972-100-honeywell-mu-pdiy22-digital-input-module","title":"80363972‑100 | Honeywell | MU-PDIY22 Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 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.\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\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 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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e80363972-100\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 \u0026amp; Signal Conditioning\u003c\/h3\u003e\n\u003cp\u003eThe module incorporates optocoupler barriers to maintain 2 kV AC channel-to-system isolation across all 32 digital input circuits. This galvanic separation prevents ground loops and high-voltage surges from propagating to the Experion PKS controller backplane. When installed adjacent to 4-20 mA HART loop protocol field wiring, onboard hardware filters suppress line noise and contact bounce to preserve accurate sequence-of-events logging and interlock state evaluation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the MU-PDIY22 module supply wetting voltage for the field contacts?\u003c\/p\u003e\n\u003cp\u003eA: No. The 32 digital input channels require an external 24 VDC loop power supply to energize the dry contact circuits back to the module input terminals.\u003c\/p\u003e\n\u003cp\u003eQ: What precautions are necessary when hot-swapping or servicing the module?\u003c\/p\u003e\n\u003cp\u003eA: Adhere to Experion PKS maintenance guidelines; field 24 VDC contact power should be isolated before extracting the module or disconnecting terminal blocks to prevent false signal transitions.\u003c\/p\u003e\n\u003cp\u003eQ: How does channel-to-system isolation protect the controller backplane?\u003c\/p\u003e\n\u003cp\u003eA: Optical isolation barriers physically break electrical continuity between field wiring and the internal bus, blocking voltage spikes up to 2 kV AC.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIsolate main cabinet power and external 24 VDC field loop supplies before inserting the module into the Series 8 chassis slot.\u003c\/li\u003e\n\u003cli\u003eAlign the module printed circuit board edge connector with card guides and seat the unit firmly until the latch engages.\u003c\/li\u003e\n\u003cli\u003eTighten upper and lower module retaining screws to guarantee mechanical integrity and continuous chassis ground bonding.\u003c\/li\u003e\n\u003cli\u003eRoute 24 VDC field input wiring in dedicated low-voltage wire ducts separate from AC power conductors to prevent inductive coupling.\u003c\/li\u003e\n\u003cli\u003eConnect field cable overall shield drain wires to the primary cabinet ground bus bar at a single termination point.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52397942735144,"sku":"MU-PDIY22 80363972-100","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/MC-PDIY2280363972-15080364451-100_5414c8a7-d175-4515-8a5c-ff68d5440b52.jpg?v=1789631316","url":"https:\/\/www.powerdcs.com\/products\/80363972-100-honeywell-mu-pdiy22-digital-input-module","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}