{"product_id":"8u-pdila1-series-8-digital-input-module-honeywell","title":"8U-PDILA1 Series 8 Digital Input Module | Honeywell","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 8U-PDILA1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e8U-PDILA1\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for discrete state acquisition from field contacts within Honeywell 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\u003e8U-PDILA1\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\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003eDry contact and powered discrete signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-system electrical isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack-mounted \/ IOTA baseplate\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; Galvanic Signal Conditioning\u003c\/h3\u003e\n\u003cp\u003eThe module utilizes optical and galvanic insulation barriers between input field terminals and internal backplane logic. The channel-to-system electrical isolation prevents common-mode noise, ground loops, and transient potential shifts on field wiring from propagating to the central process controller. The signal conditioning circuitry processes both dry contact state detection and active powered discrete signals, filtering contact bounce and line ripple before updating logic tables across the backplane bus.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 8U-PDILA1 accept passive dry contact closures and voltage-driven signals on its input channels?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the input circuitry accepts both unpowered dry contact closures and powered discrete voltage signals.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module prevent field-side ground loops from interfering with central logic processing?\u003c\/p\u003e\n\u003cp\u003eA: Integrated channel-to-system electrical isolation maintains galvanic separation between field wiring loops and internal control system backplane circuitry.\u003c\/p\u003e\n\u003cp\u003eQ: What thermal considerations apply during cabinet installation?\u003c\/p\u003e\n\u003cp\u003eA: The module relies on passive air convection and requires adequate rack spacing to operate within the 0 deg C to 60 deg C ambient temperature specification.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect system operational power to the rack or carrier baseplate prior to inserting or seating the 8U-PDILA1 module.\u003c\/li\u003e\n\u003cli\u003eObserve strict electrostatic discharge (ESD) precautions, using a grounded wrist strap when handling the exposed edge connectors.\u003c\/li\u003e\n\u003cli\u003eAlign the module housing with the carrier slot and press firmly to ensure full connector pin engagement on the backplane.\u003c\/li\u003e\n\u003cli\u003eRoute discrete signal wiring in dedicated conduits physically separated from high-voltage AC lines to mitigate electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eTerminate all field wiring securely and connect cable shields to a single grounding bus bar before applying power.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53449478275381,"sku":"8U-PDILA1","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/8C-PAIMA151454473-175_fb3a5f7c-a3f9-47f6-bc31-53763e9b7a9b.png?v=1788401391","url":"https:\/\/www.5gplc.com\/products\/8u-pdila1-series-8-digital-input-module-honeywell","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}