{"product_id":"abb-1mrk002122-abr03-optical-data-communication-module","title":"ABB 1MRK002122-ABR03 Optical Data Communication Module","description":"\u003cp\u003eConfigured for optical isolation and high-speed data transmission in protection control systems, the \u003cstrong\u003eABB 1MRK002122-ABR03\u003c\/strong\u003e (\u003cstrong\u003e1MRK002122-ABR03\u003c\/strong\u003e PC Board Assembly) provides direct physical\/electrical execution.\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\u003e1MRK002122-ABR03\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\u003eCommercial Data Not Specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.38 lbs (0.17 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003ePhysical Dimensions Not Specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Operating Range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBoard Level Supply Powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eOptical Short Range Line Data Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassification\u003c\/td\u003e\n\u003ctd\u003ePC Board PLC \/ Add-On Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Transmission\u003c\/td\u003e\n\u003ctd\u003eShort-Range Optical Fiber Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSystem Rack \/ Sub-rack Slot Mount\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 Deterministic Transmission\u003c\/h3\u003e\n\u003cp\u003eThe optical line data communication module interfaces directly with protection relay backplanes to process real-time communication protocols across short-range optical channels. High-density optical transceivers provide complete galvanic isolation between sub-racks, preventing ground loops and electromagnetic interference (EMI) from corrupting signal integrity. Microsecond-level backplane bus communication velocity ensures high-density I\/O routing and preserves firmware flash compatibility across ABB system architectures during dynamic line faults.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What primary function does the 1MRK002122-ABR03 module perform in protection control racks?\u003c\/p\u003e\n\u003cp\u003eA: The board serves as an optical short-range line data communication interface, translating internal backplane data into optical signals for isolated point-to-point transmission.\u003c\/p\u003e\n\u003cp\u003eQ: How does optical data transmission benefit control sub-rack isolation?\u003c\/p\u003e\n\u003cp\u003eA: By utilizing fiber-optic connections, the module eliminates metallic signal paths, suppressing electrical noise, surge voltages, and ground potential differences between equipment racks.\u003c\/p\u003e\n\u003cp\u003eQ: What precautions should be taken when handling fiber-optic cable connectors on the board?\u003c\/p\u003e\n\u003cp\u003eA: Optical port dust caps should remain installed until connections are made, and fiber end-faces must be cleaned with lint-free wipes to prevent signal attenuation from contamination.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate and de-energize the host relay rack control power supply prior to inserting or removing the add-on board.\u003c\/li\u003e\n\u003cli\u003eAlign the module card edges with the sub-rack guide channels and push the board smoothly into position until backplane connectors seat completely.\u003c\/li\u003e\n\u003cli\u003eTighten faceplate retaining screws to ensure stable mechanical mounting and chassis grounding contact.\u003c\/li\u003e\n\u003cli\u003eClean fiber connector tips and attach optical cables, verifying that minimum bend radii are maintained to prevent fiber damage.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45394362695795,"sku":"1MRK002122-ABR03","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/1MRK002122-ABR03_1200x1200_b0b2b16e-d0b5-4c91-b71a-cbf8c4492813.png?v=1787561888","url":"https:\/\/www.dcssupplier.com\/ar\/products\/abb-1mrk002122-abr03-optical-data-communication-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}