{"product_id":"1mrk000508-bdr04-abb-binary-input-module","title":"1MRK000508-BDr04 ABB Binary Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB 1MRK000508-BDr04\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1MRK000508-BD\u003c\/strong\u003e Binary Input Module, operates as a dedicated hardware component for multi-channel discrete status monitoring within ABB Relion 670 protection and control systems.\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\u003e1MRK000508-BDr04\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\u003eStandard ABB Manufacturing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2 cm x 19.8 cm x 26.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +70 deg C (Standard Industrial Range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane Auxiliary Powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eBinary \/ Digital Contact Sensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003eMultiple Discrete Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Format\u003c\/td\u003e\n\u003ctd\u003ePlug-in Subrack Module Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Target\u003c\/td\u003e\n\u003ctd\u003eGenerator, Transformer, and Motor Protection\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 \u0026amp; I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe module provides localized I\/O density scaling across protection chassis slots, capturing contact transitions from trip circuits, auxiliary breaker switches, and interlock contacts. Internal optical isolation channels condition incoming discrete voltage pulses before transmitting real-time state changes to the main processing module. High backplane bus communication velocity guarantees deterministic event timestamping across sub-millisecond intervals. Firmware flash compatibility across system backplane revisions maintains protocol consistency, ensuring synchronized fault detection execution across transformer and motor protection schemes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the 1MRK000508-BDr04 module transmit state changes to the central processing unit?\u003c\/p\u003e\n\u003cp\u003eA: Incoming contact signals pass through isolated input circuits on the card and are transferred directly via the internal backplane bus interface to maintain real-time event timestamping.\u003c\/p\u003e\n\u003cp\u003eQ: What physical maintenance step is required when replacing a 1MRK000508-BDr04 module in the chassis?\u003c\/p\u003e\n\u003cp\u003eA: Power to the subrack auxiliary bus must be isolated, terminal block connectors detached, and side mounting screws loosened prior to sliding the card out of its slot.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that all external wetting voltage sources wired to the binary input terminals are de-energized before inserting the module into the subrack slot.\u003c\/li\u003e\n\u003cli\u003eEnsure cabinet field wiring utilizes shielded cabling for long contact loop runs to prevent induced noise coupling.\u003c\/li\u003e\n\u003cli\u003eGround the cable shield drain wires at a single point on the subrack earth grounding bar.\u003c\/li\u003e\n\u003cli\u003eFully align the card edge connectors with the backplane guides and tighten the top and bottom retention screws to maintain structural and electrical contact.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53236630126901,"sku":"1MRK000508-BDr04","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1MRK000508-BDr04.png?v=1785488273","url":"https:\/\/www.5gplc.com\/products\/1mrk000508-bdr04-abb-binary-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}