{"product_id":"469-p1-hi-a20-e-h-ge-multilin-469-motor-management-relay","title":"469-P1-HI-A20-E-H | GE | Multilin 469 Motor Management Relay","description":"\u003cp\u003eThe \u003cstrong\u003eGE 469-P1-HI-A20-E-H\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e469\u003c\/strong\u003e Motor Management Relay, operates as a dedicated hardware component for protection, control, and diagnostic tracking within electrical substation and motor control center networks. The device reads current, voltage, and thermal inputs to execute protection logic, managing electrical distribution through isolated digital inputs and analog outputs. Hardware features include an enhanced 40-character LCD interface and conformal coating for industrial environmental resilience.\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\u003e469-P1-HI-A20-E-H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Multilin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eTechnical specifications determine final factory origin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003ePhysical enclosure mass varies by mounting configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 469 series panel cutout dimensions apply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eControl supply dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Power\u003c\/td\u003e\n\u003ctd\u003e90-300 VDC or 70-265 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Frequency\u003c\/td\u003e\n\u003ctd\u003e48-62 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd\u003e9 opto-isolated digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Outputs\u003c\/td\u003e\n\u003ctd\u003e4 selectable outputs (0-1 mA or 4-20 mA configurations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003eEnhanced LCD (40 characters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eConformal coating for harsh environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +80 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFirmware Flash Compatibility and Deterministic Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe internal microprocessor architecture maintains synchronous code execution, utilizing specialized memory blocks to guarantee firmware flash compatibility across standard motor protection configurations. Input monitoring runs on a strict internal clock to provide deterministic measurement tracking of thermal and electrical variables. The I\/O backplane processing loops prevent runtime jitter during concurrent tracking of the 9 opto-isolated digital inputs and active analog output matrices.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the internal I\/O modules or display board be extracted while the control power is applied?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal logic circuitry and backplane power traces do not support live hot-swapping. Control power (90-300 VDC or 70-265 VAC) must be completely isolated before servicing internal hardware components to avoid permanent electrical damage or erratic contact states.\u003c\/p\u003e\n\u003cp\u003eQ: How do the opto-isolated digital inputs handle external electrical noise?\u003c\/p\u003e\n\u003cp\u003eA: The 9 digital inputs are equipped with galvanic optical isolation to separate external field wiring loops from the internal logic processor bus. This design absorbs high-frequency transient spikes and prevents common-mode noise from disrupting internal control execution.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Requirements\u003c\/strong\u003e: Connect a low-impedance copper conductor from the rear panel chassis grounding terminal directly to the main cubicle ground bus to establish an equipotential reference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding Protocol\u003c\/strong\u003e: Terminate the external shielding braid of all 4-20 mA analog output lines at the enclosure side only. Grounding both ends of the shield is prohibited to eliminate potential ground loop currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Separation\u003c\/strong\u003e: Route all high-voltage power wiring (auxiliary supply and contact output circuits) through separate metal conduits away from low-voltage analog and digital signal wiring to reduce inductive coupling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53047395615029,"sku":"469-P1-HI-A20-E-H","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/469-P5-HI-A20-E_58fdb93c-d4b1-4795-ab8d-6ae6452303f9.jpg?v=1782721952","url":"https:\/\/www.5gplc.com\/products\/469-p1-hi-a20-e-h-ge-multilin-469-motor-management-relay","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}