{"product_id":"fm9925a-e-hiee451116r0001-abb-communication-and-i-o-expansion-module","title":"FM9925A-E HIEE451116R0001 ABB Communication and I\/O Expansion Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB FM9925A-E HIEE451116R0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eFM9925A-E\u003c\/strong\u003e Communication and I\/O Expansion Module, operates as a dedicated hardware component for high-speed fieldbus interfacing and real-time I\/O data expansion within ABB control systems. The module interfaces physical field instrumentation signals with the central processor unit, managing high-throughput data traffic across system backplanes. It executes deterministic signal conversion and protocol translation between distributed field devices and central processing nodes.\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\u003eFM9925A-E HIEE451116R0001\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\u003e0.85 kg (1.87 lbs) net\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e40 mm x 265 mm x 190 mm (1.57 in x 10.43 in x 7.48 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C (Storage: -40 to +70 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSupplied via internal rack backplane logic bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eABB Procontrol \/ Advant system subracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctionality\u003c\/td\u003e\n\u003ctd\u003eDual communication gateway \u0026amp; expansion I\/O execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP00 (installed within IP20 rack chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe FM9925A-E expansion module maintains high backplane bus communication velocity to ensure real-time synchronization between local I\/O channels and central controller tasks. Integrated firmware flash compatibility allows online parameter configuration and firmware image updates without requiring hardware removal. High signal integrity over the embedded backplane traces suppresses cross-talk, permitting high-density I\/O expansion across complex distributed automation architectures.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the FM9925A-E module be replaced or hot-swapped while the subrack is powered?\u003c\/p\u003e\n\u003cp\u003eA: No. System power to the subrack backplane must be completely isolated prior to removing or seating the module to avoid edge-connector arcing and data corruption on the active bus.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle signal noise on extended fieldbus expansion runs?\u003c\/p\u003e\n\u003cp\u003eA: The module incorporates internal optocouplers and line filter networks that isolate field-side electrical noise and switching transients from the sensitive backplane processing logic.\u003c\/p\u003e\n\u003cp\u003eQ: How are communication status and channel health monitored locally?\u003c\/p\u003e\n\u003cp\u003eA: Diagnostic light-emitting diodes (LEDs) on the front panel provide visual verification for backplane activity, fieldbus link status, and internal module fault conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDe-energize the main rack power supply and isolate all external field wiring loops before attempting module installation.\u003c\/li\u003e\n\u003cli\u003eAlign the printed circuit board card edges with the designated subrack slot guide rails.\u003c\/li\u003e\n\u003cli\u003eSlide the module smoothly into the rack until the rear multi-pin connector seats firmly into the backplane mating socket.\u003c\/li\u003e\n\u003cli\u003eTighten top and bottom front panel retaining screws to 0.4 Nm to secure the module against operational vibration and establish chassis frame ground continuity.\u003c\/li\u003e\n\u003cli\u003eEnsure all communication lines use shielded twisted-pair cabling, with shields bonded to the panel grounding bar near the cable entry point.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53224501903669,"sku":"FM9925A-E HIEE451116R0001","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/FM9925A-EHIEE451116R0001.png?v=1785307253","url":"https:\/\/www.5gplc.com\/products\/fm9925a-e-hiee451116r0001-abb-communication-and-i-o-expansion-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}