{"product_id":"abb-imdsi15-infi-90-digital-input-card","title":"ABB IMDSI15 INFI 90 Digital Input Card","description":"\u003ch2\u003eABB IMDSI15 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB IMDSI15\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eIMDSI15\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for discrete signal acquisition within ABB Bailey INFI 90 and Symphony Plus platforms. It senses binary field states from proximity switches, pushbuttons, and auxiliary contacts, translating 24 VDC field voltage levels into logic-level data for transmission across the backplane bus.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe IMDSI15 module series includes the following part numbers and system matrix options:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIMDSI15\u003c\/strong\u003e: Standard 16-channel digital input slave module for discrete sensor monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIMDSI15R\u003c\/strong\u003e: Redundant-capable digital input module configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePIMDSI15 \/ YIMDSI15\u003c\/strong\u003e: Designated sub-assembly variants and factory replacement module part numbers.\u003c\/li\u003e\n\u003c\/ul\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\u003eIMDSI15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSwitzerland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.46 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e17.8 x 5.1 x 12.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e3.6 W typical (150 mA logic current consumption)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (20-30 VDC operating range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 independent digital input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e7 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Thresholds\u003c\/td\u003e\n\u003ctd\u003eLogic 0: 0-5 VDC; Logic 1: 15-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropagation Delay\u003c\/td\u003e\n\u003ctd\u003e5 ms typical input delay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Isolation\u003c\/td\u003e\n\u003ctd\u003e500 V RMS isolation between field inputs and logic bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eINFI 90, Symphony Plus DCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication \u0026amp; Process Control Integration\u003c\/h3\u003e\n\u003cp\u003eThe IMDSI15 module scales I\/O density while preserving backplane bus communication velocity across INFI 90 chassis structures. Internal optical isolation rated to 500 V RMS prevents electrical transients and common-mode field noise from leaking into backplane logic buses. Integrated input filtering limits propagation delays to 5 ms, establishing predictable state detection across fast industrial interlocks. Dedicated front-panel status LEDs provide direct optical confirmation for each of the 16 independent input channels during active scan cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the voltage thresholds for detecting logical states on the IMDSI15 input channels?\u003c\/p\u003e\n\u003cp\u003eA: A field voltage between 0 VDC and 5 VDC registers as a logical \"0\" (OFF state), while an input voltage between 15 VDC and 30 VDC registers as a logical \"1\" (ON state). Voltages within the 5 to 15 VDC range represent an indeterminate transition band.\u003c\/p\u003e\n\u003cp\u003eQ: Is external power required to operate the field input loops on the IMDSI15?\u003c\/p\u003e\n\u003cp\u003eA: Yes, while logic circuits draw power through the backplane connection, field contacts require an external 24 VDC power supply routed through the module's associated termination assembly to loop 7 mA per channel through field switches.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFollow these core steps during installation and maintenance procedures:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eDe-energize the host cabinet rack and slide the IMDSI15 module into its assigned slot in the INFI 90 Module Mounting Unit (MMU).\u003c\/li\u003e\n\u003cli\u003ePush the card in firmly until the backplane edge connectors interlock completely with the rack frame assembly.\u003c\/li\u003e\n\u003cli\u003eFasten the top and bottom retaining screws on the front panel to establish mechanical chassis grounding.\u003c\/li\u003e\n\u003cli\u003eRoute field contact wiring through dedicated shielded cables, separating 24 VDC discrete wiring from high-voltage AC power conductors.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields to the main cabinet grounding bus bar using low-impedance grounding clamps to prevent high-frequency noise interference.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52953028460856,"sku":"IMDSI15","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/571..jpg?v=1789351032","url":"https:\/\/www.automodulexpert.com\/products\/abb-imdsi15-infi-90-digital-input-card","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}