{"product_id":"4hzr300001-abb-agps-21c-power-supply-board","title":"4HZR300001 | ABB | AGPS-21C Power Supply Board","description":"\u003cp\u003eThe \u003cstrong\u003eABB AGPS-21C\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAGPS-21C\u003c\/strong\u003e Power Supply, oABB LD GRB-01 Gray Encoder Board\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB LD GRB-01 4HZR300001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eLD GRB-01\u003c\/strong\u003e Gray Encoder Board, operates as a dedicated hardware component for position feedback acquisition and absolute Gray code processing within ABB drive and controller networks.\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\u003eLD GRB-01 (4HZR300001)\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\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.00 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard Cabinet Ambient (-10 to 60 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC Control Bus Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Interface\u003c\/td\u003e\n\u003ctd\u003eGray Code Optical Encoder Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Category\u003c\/td\u003e\n\u003ctd\u003eEncoder Evaluation Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eABB Drive \u0026amp; Automation Control Platforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Integration and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe LD GRB-01 interface board conditions optical encoder pulses into digital multi-bit position vectors, routing raw sensor data across Profinet and EtherNet\/IP deterministic networks. High-speed backplane bus communication velocity allows synchronous position updates during high-velocity motion execution. Compact PCB trace architecture supports maximum I\/O density scaling inside control racks, while onboard EEPROM registers ensure full firmware flash compatibility during controller startup and system parameter synchronization.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the LD GRB-01 support hot-swapping while the host control rack remains powered?\u003c\/p\u003e\n\u003cp\u003eA: No, primary control supply power must be isolated before removing or inserting the encoder module to avoid voltage transients on the digital sensor lines.\u003c\/p\u003e\n\u003cp\u003eQ: How is signal shielding terminated on the LD GRB-01 board interface?\u003c\/p\u003e\n\u003cp\u003eA: Encoder cable shields must be grounded at the designated terminal clip on the chassis frame to ensure noise suppression across high-frequency Gray code channels.\u003c\/p\u003e\n\u003cp\u003eQ: What power source energizes the LD GRB-01 digital evaluation logic?\u003c\/p\u003e\n\u003cp\u003eA: The board receives its internal operating voltage directly from the 24 VDC rack power bus via backplane pin connectors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect all main drive power circuits and auxiliary 24 VDC supplies before inserting or extracting the encoder board from the rack slot.\u003c\/li\u003e\n\u003cli\u003eWear a grounded anti-static wrist strap during module handling to prevent electrostatic discharge damage to high-density CMOS components.\u003c\/li\u003e\n\u003cli\u003eVerify that optical encoder wiring shield conductors are connected to functional earth using a low-impedance grounding clamp.\u003c\/li\u003e\n\u003cli\u003eAlign board edge guides carefully with card cage tracks before pushing firm engagement into the rear backplane socket.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53253694718261,"sku":"LD GRB-01 4HZR300001","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/LDGRB-014HZR300001.png?v=1786003570","url":"https:\/\/www.5gplc.com\/products\/4hzr300001-abb-agps-21c-power-supply-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}