{"product_id":"abb-imdsi14-bailey-infi-90-digital-input-module","title":"ABB IMDSI14 Bailey INFI 90 Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB IMDSI14 Bailey INFI 90 Digital Input Module\u003c\/strong\u003e is a 16-channel process interface designed to bring 48 VDC discrete field signals into the Symphony Enterprise Management and Control System for process monitoring and control functions. Fully compatible with INFI 90 OPEN Strategic Enterprise Management Systems, the \u003cstrong\u003eIMDSI14\u003c\/strong\u003e links field-level digital contacts directly to a Harmony rack controller over a high-speed parallel I\/O expander bus. The device conditions, filters, and isolates incoming process input signals via current limiters and optocouplers, providing up to 1500 VDC electrical isolation between system logic power and high-voltage field wiring. Front-panel LED diagnostics offer point-by-point visual status verification for real-time monitoring and fault isolation within industrial automation architectures.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFeatures 16 distinct digital input channels configured specifically for 48 VDC signal levels.\u003c\/li\u003e\n\u003cli\u003eProvides 1500 VDC isolation between field signals and internal logic circuits using optocouplers and current limiters.\u003c\/li\u003e\n\u003cli\u003eIncorporates a fixed 17 ms hardware debounce filter to eliminate contact chatter on field input switches.\u003c\/li\u003e\n\u003cli\u003eIncludes 16 front-panel status LED indicators divided into Group A and Group B for immediate visual channel verification.\u003c\/li\u003e\n\u003cli\u003eUtilizes a custom integrated gate array to handle address decoding, function code latching, and I\/O expander bus protocol.\u003c\/li\u003e\n\u003cli\u003eIntegrates directly into standard Module Mounting Units (MMU) occupying a single rack slot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDistributed Control Systems (DCS) process monitoring\u003c\/li\u003e\n\u003cli\u003eDiscrete field contact and switch state sensing\u003c\/li\u003e\n\u003cli\u003eHeavy industrial automation and plant control systems\u003c\/li\u003e\n\u003cli\u003ePower generation, chemical processing, and material handling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB \/ Elsag Bailey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 discrete channels (Group A and Group B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Operating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 VDC (±10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Turn-On Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26.7 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Turn-Off Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Turn-On Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 mA at 26.7 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Off-Leakage Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 nA (at Vin≤10.5 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17 ms (fixed debounce filter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLogic Power Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95 mA at 5 VDC typical, 115 mA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 VDC isolation between input and logic circuitry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOccupies 1 slot in standard Module Mounting Unit (IEMMU11, IEMMU12, IEMMU21, IEMMU22)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 degC to 70 degC (32 degF to 158 degF) internal cabinet rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% to 95% up to 55 degC, noncondensing; 5% to 45% at 70 degC, noncondensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAir Quality\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISA S71.04 Class LA, LB, LC Level 1 (Noncorrosive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAtmospheric Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSea level to 3 km (1.86 miles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eConnector Pin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP1 Pin 1, 2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+5 VDC Logic Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP1 Pin 5, 6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommon \/ Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP1 Pin 3, 4, 7-12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot Connected (NC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP2 Pin 1-8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExpander Bus Data Lines (Data 0 through Data 7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP2 Pin 9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExpander Bus Clock Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP2 Pin 10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExpander Bus Sync Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP2 Pin 11, 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot Connected (NC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP3 Group A (Input 1-6)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePins A-F (+), Pins 1-6 (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP3 Group A (Input 7, 8)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePin H (+ Common), Pin J (Input 8 -), Pin 7 (Input 7 -)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP3 Group B (Input 1-6)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePins K-R (+), Pins 9-14 (-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP3 Group B (Input 7, 8)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePin S (+ Common), Pin 15 (Input 7 -), Pin 8 (Input 8 -)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Protection\u003c\/strong\u003e: Wear a grounded wrist strap connected to an appropriate ground point when handling the board to prevent electrostatic discharge damage. Store in static-shielding bags when not installed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAddress Selection\u003c\/strong\u003e: Configure the 8-position DIP switch (S1) prior to physical insertion. Positions 3 through 8 determine the 6-bit binary module address (0 to 63) to match Function Code 84 configuration; positions 1 and 2 must remain closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Termination\u003c\/strong\u003e: Verify that an I\/O expander bus dipshunt is properly seated in the MMU backplane socket between the module and controller before insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Insertion\u003c\/strong\u003e: Align the printed circuit board with the guide rails in the card cage slot. Slide the assembly inward until the front panel fits flush against the mounting unit frame and seats securely into the edge connectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastening\u003c\/strong\u003e: Secure the module by turning the two front panel captive retaining screws one-half turn until the slots are vertical and facing toward the center.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE Mark Directives\u003c\/strong\u003e: EMC Directive 89\/336\/EEC (EN 50081-2 Generic Emission, EN 50082-2 Generic Immunity), Low Voltage Directive 73\/23\/EEC (EN 61010-1).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA Certified\u003c\/strong\u003e: Certified for use as process control equipment in ordinary (nonhazardous) locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Approved (Pending)\u003c\/strong\u003e: Nonincendive for Class I, Division 2, Groups A, B, C, D; Class II, Division 2, Groups F, G.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52668624732523,"sku":"IMDSI14","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/abb-imdsi14-digital-input-module-2uzuj11dnns_9a816ea6-8d93-4964-99fa-c0a232f8584a.jpg?v=1765535937","url":"https:\/\/www.plcprotech.com\/products\/abb-imdsi14-bailey-infi-90-digital-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}