{"product_id":"abb-1mrk000508-cdr06-binary-input-module","title":"ABB 1MRK000508-CDr06 Binary Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB 1MRK000508-CDr06\u003c\/strong\u003e operates as a high-density \u003cstrong\u003eBinary Input Module (BIM)\u003c\/strong\u003e engineered specifically for the \u003cstrong\u003eABB REx670 V1.1\u003c\/strong\u003e protection and control relay platform. Primarily deployed within electrical substations, generation plants, and heavy industrial automation networks, this slot-mounted card provides direct physical and electrical execution by monitoring, filtering, and digitizing discrete state changes from field devices such as circuit breaker auxiliary contacts, disconnector switches, and protective sensors.\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-CDr06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden \/ Switzerland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Product Type\u003c\/td\u003e\n\u003ctd\u003eBinary Input Module (BIM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eABB REx670 V1.1 Protection Relay Series (e.g., REL670, REC670, RED670)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 binary inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Operating Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eOnboard RS-485 serial data layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25 to +70 deg C (-13 to +158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20 mm x 198 mm x 262 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg (0.88 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvanced Feature\u003c\/td\u003e\n\u003ctd\u003eEnhanced high-resolution pulse counting functionality\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eOptical Isolation Barriers and Pulse Counting Logic\u003c\/h3\u003e\n\u003cp\u003eThe 1MRK000508-CDr06 isolates its internal microprocessor core from the harsh substation electrical environment using 16 independent \u003cstrong\u003eoptical isolation barriers\u003c\/strong\u003e. When a 24 V DC wetting voltage loops through a field contact and energizes an input channel, the module uses hardware debouncing filters to strip away mechanical contact bounce or induced AC inductive noise before registering a valid logic state transition.\u003c\/p\u003e\n\u003cp\u003eBeyond standard binary status tracking (Open\/Closed), the module features an enhanced \u003cstrong\u003ehigh-frequency pulse counting runtime\u003c\/strong\u003e. This hardware-level logic samples input transitions at microsecond resolutions, making it capable of accurately totalizing pulse trains from flow meters, energy tele-metering equipment, or rapid cycling process sensors without sacrificing backplane bus communication velocity or missing fast transient edges.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What operational behavior occurs if a field wire short-circuits and floods an input channel with sustained overvoltage?\u003c\/p\u003e\n\u003cp\u003eA: The onboard optical isolation blocks the overvoltage spike from penetrating the internal 5 V DC logic plane or master relay backplane. While the affected channel's input conditioning circuit may experience thermal stress if tolerances are exceeded, the remaining 15 channels and the core processor will continue to execute safely.\u003c\/p\u003e\n\u003cp\u003eQ: Can the debouncing time constants for individual binary inputs be customized?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Through ABB’s PCM600 Protection and Control IED Manager software, engineers can program custom filtering and debouncing time constants (typically ranging from 1 to 50 ms) to match the physical response characteristics of different field switch mechanisms.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45054401577075,"sku":"1MRK000508-CDr06","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-04-30_16-00-47_810c8bdb-eb54-42e1-ae2e-6d6bc8b7362e.png?v=1780025231","url":"https:\/\/www.dcssupplier.com\/products\/abb-1mrk000508-cdr06-binary-input-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}