{"product_id":"logic-board-for-inverter-fimer-r800","title":"FIMER R800 Logic Board – Original Control Logic Board for Photovoltaic Inverters","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"17da2efd-bec2-4106-9a88-56bf54f1f27a\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"17da2efd-bec2-4106-9a88-56bf54f1f27a\" data-turn-id-container=\"17da2efd-bec2-4106-9a88-56bf54f1f27a\" data-testid=\"conversation-turn-282\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"f6ce7d6f-e69d-4fee-b1a3-5c1a3072c02b\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"117\" data-end=\"405\"\u003eThe \u003cstrong data-start=\"121\" data-end=\"147\"\u003eFIMER R800 Logic Board\u003c\/strong\u003e is the main electronic control board installed in \u003cstrong data-start=\"198\" data-end=\"242\"\u003eFIMER R800 series photovoltaic inverters\u003c\/strong\u003e. This module serves as the central processing and supervision unit of the inverter, managing all operational, monitoring, communication, and protection functions.\u003c\/p\u003e\n\u003cp data-start=\"407\" data-end=\"649\"\u003eThrough its integrated microprocessor and control circuitry, the board coordinates communication between the various inverter subsystems, acquires data from sensors, controls command relays, and supervises the overall operation of the system.\u003c\/p\u003e\n\u003cp data-start=\"651\" data-end=\"826\"\u003eThe Logic Board plays a critical role in inverter safety and reliability by continuously monitoring electrical parameters and responding to alarm conditions and system faults.\u003c\/p\u003e\n\u003chr data-start=\"828\" data-end=\"831\"\u003e\n\u003ch2 data-start=\"833\" data-end=\"863\"\u003e⚙️ Technical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"865\" data-end=\"1237\"\u003e\n\u003cli data-start=\"865\" data-end=\"890\"\u003e\n\u003cstrong data-start=\"867\" data-end=\"884\"\u003eManufacturer:\u003c\/strong\u003e FIMER\u003c\/li\u003e\n\u003cli data-start=\"891\" data-end=\"920\"\u003e\n\u003cstrong data-start=\"893\" data-end=\"903\"\u003eModel:\u003c\/strong\u003e R800 Logic Board\u003c\/li\u003e\n\u003cli data-start=\"921\" data-end=\"952\"\u003e\n\u003cstrong data-start=\"923\" data-end=\"932\"\u003eType:\u003c\/strong\u003e Control Logic Board\u003c\/li\u003e\n\u003cli data-start=\"953\" data-end=\"996\"\u003e\n\u003cstrong data-start=\"955\" data-end=\"970\"\u003eTechnology:\u003c\/strong\u003e Industrial multilayer PCB\u003c\/li\u003e\n\u003cli data-start=\"997\" data-end=\"1028\"\u003e\u003cstrong data-start=\"999\" data-end=\"1028\"\u003eDedicated microcontroller\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1029\" data-end=\"1052\"\u003e\u003cstrong data-start=\"1031\" data-end=\"1052\"\u003eIntegrated relays\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1053\" data-end=\"1085\"\u003e\u003cstrong data-start=\"1055\" data-end=\"1085\"\u003eDigital inputs and outputs\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1086\" data-end=\"1118\"\u003e\u003cstrong data-start=\"1088\" data-end=\"1118\"\u003e24V auxiliary power supply\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1119\" data-end=\"1162\"\u003e\u003cstrong data-start=\"1121\" data-end=\"1162\"\u003eSensor and external device connectors\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1163\" data-end=\"1200\"\u003e\u003cstrong data-start=\"1165\" data-end=\"1200\"\u003eSerial communication interfaces\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1201\" data-end=\"1237\"\u003e\u003cstrong data-start=\"1203\" data-end=\"1237\"\u003eInternal inverter installation\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1239\" data-end=\"1242\"\u003e\n\u003ch2 data-start=\"1244\" data-end=\"1264\"\u003e🔧 Main Functions\u003c\/h2\u003e\n\u003cp data-start=\"1266\" data-end=\"1614\"\u003e✔ Overall inverter control and supervision\u003cbr data-start=\"1308\" data-end=\"1311\"\u003e✔ Alarm management and fault handling\u003cbr data-start=\"1348\" data-end=\"1351\"\u003e✔ Monitoring of electrical parameters\u003cbr data-start=\"1388\" data-end=\"1391\"\u003e✔ Temperature monitoring\u003cbr data-start=\"1415\" data-end=\"1418\"\u003e✔ Command relay control\u003cbr data-start=\"1441\" data-end=\"1444\"\u003e✔ Cooling fan management\u003cbr data-start=\"1468\" data-end=\"1471\"\u003e✔ Communication with power boards\u003cbr data-start=\"1504\" data-end=\"1507\"\u003e✔ Startup and shutdown sequence control\u003cbr data-start=\"1546\" data-end=\"1549\"\u003e✔ Internal system diagnostics\u003cbr data-start=\"1578\" data-end=\"1581\"\u003e✔ Operational safety management\u003c\/p\u003e\n\u003chr data-start=\"1616\" data-end=\"1619\"\u003e\n\u003ch2 data-start=\"1621\" data-end=\"1648\"\u003e🔌 Purpose and Operation\u003c\/h2\u003e\n\u003cp data-start=\"1650\" data-end=\"1814\"\u003eThe Logic Board is responsible for the intelligent management of the inverter and coordinates all operational functions required for photovoltaic energy conversion.\u003c\/p\u003e\n\u003cp data-start=\"1816\" data-end=\"1998\"\u003eIt receives data from sensors and internal electronic modules, processes the information, and generates the commands necessary to ensure efficiency, safety, and continuous operation.\u003c\/p\u003e\n\u003chr data-start=\"2000\" data-end=\"2003\"\u003e\n\u003ch2 data-start=\"2005\" data-end=\"2042\"\u003e🧩 Role Within the Inverter System\u003c\/h2\u003e\n\u003cp data-start=\"2044\" data-end=\"2137\"\u003eInside the inverter, the Logic Board functions as the central control and communication unit.\u003c\/p\u003e\n\u003cp data-start=\"2139\" data-end=\"2158\"\u003eIt interfaces with:\u003c\/p\u003e\n\u003cul data-start=\"2160\" data-end=\"2301\"\u003e\n\u003cli data-start=\"2160\" data-end=\"2174\"\u003ePower boards\u003c\/li\u003e\n\u003cli data-start=\"2175\" data-end=\"2197\"\u003eIGBT driver circuits\u003c\/li\u003e\n\u003cli data-start=\"2198\" data-end=\"2219\"\u003eTemperature sensors\u003c\/li\u003e\n\u003cli data-start=\"2220\" data-end=\"2242\"\u003eMeasurement circuits\u003c\/li\u003e\n\u003cli data-start=\"2243\" data-end=\"2257\"\u003eCooling fans\u003c\/li\u003e\n\u003cli data-start=\"2258\" data-end=\"2277\"\u003eOperator displays\u003c\/li\u003e\n\u003cli data-start=\"2278\" data-end=\"2301\"\u003eCommunication modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2303\" data-end=\"2419\"\u003e👉 A failure of this board can prevent the inverter from operating correctly or stop it from functioning altogether.\u003c\/p\u003e\n\u003chr data-start=\"2421\" data-end=\"2424\"\u003e\n\u003ch2 data-start=\"2426\" data-end=\"2459\"\u003e⚠️ Typical Faults and Symptoms\u003c\/h2\u003e\n\u003cp data-start=\"2461\" data-end=\"2495\"\u003eA defective Logic Board may cause:\u003c\/p\u003e\n\u003cp data-start=\"2497\" data-end=\"2922\"\u003e❗ Inverter startup failure\u003cbr data-start=\"2523\" data-end=\"2526\"\u003e❗ Operational lockups or system freezes\u003cbr data-start=\"2565\" data-end=\"2568\"\u003e❗ Internal communication loss\u003cbr data-start=\"2597\" data-end=\"2600\"\u003e❗ Unexpected shutdowns\u003cbr data-start=\"2622\" data-end=\"2625\"\u003e❗ Auxiliary circuit activation failures\u003cbr data-start=\"2664\" data-end=\"2667\"\u003e❗ Relay malfunction\u003cbr data-start=\"2686\" data-end=\"2689\"\u003e❗ Intermittent communication problems\u003cbr data-start=\"2726\" data-end=\"2729\"\u003e❗ Random system errors\u003cbr data-start=\"2751\" data-end=\"2754\"\u003e❗ Sensor monitoring failures\u003cbr data-start=\"2782\" data-end=\"2785\"\u003e❗ Power supply issues\u003cbr data-start=\"2806\" data-end=\"2809\"\u003e❗ Damaged connectors\u003cbr data-start=\"2829\" data-end=\"2832\"\u003e❗ Microprocessor failure\u003cbr data-start=\"2856\" data-end=\"2859\"\u003e❗ Electronic component damage caused by surges or overheating\u003c\/p\u003e\n\u003chr data-start=\"2924\" data-end=\"2927\"\u003e\n\u003ch2 data-start=\"2929\" data-end=\"2961\"\u003e🚨 Possible Associated Errors\u003c\/h2\u003e\n\u003cp data-start=\"2963\" data-end=\"3034\"\u003eFailures related to the Logic Board may generate or be associated with:\u003c\/p\u003e\n\u003cul data-start=\"3036\" data-end=\"3251\"\u003e\n\u003cli data-start=\"3036\" data-end=\"3050\"\u003eEEPROM Fault\u003c\/li\u003e\n\u003cli data-start=\"3051\" data-end=\"3072\"\u003eCommunication Error\u003c\/li\u003e\n\u003cli data-start=\"3073\" data-end=\"3091\"\u003e24V Supply Fault\u003c\/li\u003e\n\u003cli data-start=\"3092\" data-end=\"3122\"\u003eInternal Control Board Fault\u003c\/li\u003e\n\u003cli data-start=\"3123\" data-end=\"3141\"\u003eNo Configuration\u003c\/li\u003e\n\u003cli data-start=\"3142\" data-end=\"3159\"\u003eStartup Failure\u003c\/li\u003e\n\u003cli data-start=\"3160\" data-end=\"3186\"\u003eTemperature Sensor Error\u003c\/li\u003e\n\u003cli data-start=\"3187\" data-end=\"3198\"\u003eFan Fault\u003c\/li\u003e\n\u003cli data-start=\"3199\" data-end=\"3222\"\u003eGrid Monitoring Fault\u003c\/li\u003e\n\u003cli data-start=\"3223\" data-end=\"3251\"\u003eSystem Communication Error\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3253\" data-end=\"3333\"\u003e\u003cem data-start=\"3253\" data-end=\"3333\"\u003e(Error terminology may vary depending on inverter model and firmware version.)\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"3335\" data-end=\"3338\"\u003e\n\u003ch2 data-start=\"3340\" data-end=\"3358\"\u003e🛠 Applications\u003c\/h2\u003e\n\u003cul data-start=\"3360\" data-end=\"3628\"\u003e\n\u003cli data-start=\"3360\" data-end=\"3405\"\u003eRepair of FIMER R800 photovoltaic inverters\u003c\/li\u003e\n\u003cli data-start=\"3406\" data-end=\"3447\"\u003eReplacement of defective control boards\u003c\/li\u003e\n\u003cli data-start=\"3448\" data-end=\"3497\"\u003eRestoration of inverter communication functions\u003c\/li\u003e\n\u003cli data-start=\"3498\" data-end=\"3542\"\u003eIndustrial photovoltaic system maintenance\u003c\/li\u003e\n\u003cli data-start=\"3543\" data-end=\"3584\"\u003eRefurbishment of photovoltaic inverters\u003c\/li\u003e\n\u003cli data-start=\"3585\" data-end=\"3628\"\u003eTroubleshooting and diagnostic operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3630\" data-end=\"3633\"\u003e\n\u003ch2 data-start=\"3635\" data-end=\"3651\"\u003e💡 Advantages\u003c\/h2\u003e\n\u003cp data-start=\"3653\" data-end=\"3934\"\u003e✔ Original FIMER component\u003cbr data-start=\"3679\" data-end=\"3682\"\u003e✔ Restores complete inverter control functionality\u003cbr data-start=\"3732\" data-end=\"3735\"\u003e✔ Supports system monitoring and protection features\u003cbr data-start=\"3787\" data-end=\"3790\"\u003e✔ Improves operational reliability\u003cbr data-start=\"3824\" data-end=\"3827\"\u003e✔ Cost-effective alternative to inverter replacement\u003cbr data-start=\"3879\" data-end=\"3882\"\u003e✔ Suitable for professional repair and refurbishment\u003c\/p\u003e\n\u003chr data-start=\"3936\" data-end=\"3939\"\u003e\n\u003ch2 data-start=\"3941\" data-end=\"3954\"\u003e🟢 Summary\u003c\/h2\u003e\n\u003cp data-start=\"3956\" data-end=\"4341\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe \u003cstrong data-start=\"3960\" data-end=\"3986\"\u003eFIMER R800 Logic Board\u003c\/strong\u003e is the primary control and supervision module used in FIMER R800 photovoltaic inverters. Responsible for monitoring, communication, protection, and operational management, it serves as the central intelligence of the inverter. Proper operation of this board is essential for ensuring reliable performance, system safety, and continuous energy production.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Green Energy","offers":[{"title":"Default Title","offer_id":50884621271373,"sku":null,"price":190.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/3274\/3245\/files\/MG_5997.jpg?v=1780497857","url":"https:\/\/greenenergy-repair.com\/es\/products\/logic-board-for-inverter-fimer-r800","provider":"Green Energy","version":"1.0","type":"link"}