{"product_id":"fanuc-backpanel-3-slots-for-16i-18i-21i-a20b-2003-0230-copy","title":"Fanuc Backpanel (4 slots) for 16i\/ 18i\/ 21i A20B-2003-0240","description":"\u003cp data-start=\"0\" data-end=\"152\"\u003e\u003cstrong data-start=\"0\" data-end=\"18\"\u003eA20B-2003-0240\u003c\/strong\u003e is a \u003cstrong data-start=\"24\" data-end=\"73\"\u003eCNC I\/O interface printed circuit board (PCB)\u003c\/strong\u003e used in control systems manufactured by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFANUC\u003c\/span\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003chr data-start=\"154\" data-end=\"157\"\u003e\n\u003ch3 data-section-id=\"14cxu01\" data-start=\"159\" data-end=\"183\"\u003e📌 Basic Information\u003c\/h3\u003e\n\u003cul data-start=\"184\" data-end=\"400\"\u003e\n\u003cli data-section-id=\"9gwg8w\" data-start=\"184\" data-end=\"223\"\u003e\n\u003cp data-start=\"186\" data-end=\"223\"\u003e\u003cstrong data-start=\"186\" data-end=\"202\"\u003ePart Number:\u003c\/strong\u003e \u003cstrong data-start=\"203\" data-end=\"221\"\u003eA20B-2003-0240\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vishoj\" data-start=\"224\" data-end=\"269\"\u003e\n\u003cp data-start=\"226\" data-end=\"269\"\u003e\u003cstrong data-start=\"226\" data-end=\"235\"\u003eType:\u003c\/strong\u003e \u003cstrong data-start=\"236\" data-end=\"267\"\u003ePrinted Circuit Board (PCB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3zrj3o\" data-start=\"270\" data-end=\"311\"\u003e\n\u003cp data-start=\"272\" data-end=\"311\"\u003e\u003cstrong data-start=\"272\" data-end=\"285\"\u003eCategory:\u003c\/strong\u003e \u003cstrong data-start=\"286\" data-end=\"309\"\u003eI\/O Interface Board\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1taqzua\" data-start=\"312\" data-end=\"400\"\u003e\n\u003cp data-start=\"314\" data-end=\"400\"\u003e\u003cstrong data-start=\"314\" data-end=\"326\"\u003eUsed In:\u003c\/strong\u003e FANUC CNC controllers (commonly \u003cstrong data-start=\"359\" data-end=\"399\"\u003eSeries 0 \/ 0-Mate \/ early 0i systems\u003c\/strong\u003e)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"402\" data-end=\"405\"\u003e\n\u003ch3 data-section-id=\"hfo6i2\" data-start=\"407\" data-end=\"428\"\u003e⚙️ Main Functions\u003c\/h3\u003e\n\u003cp data-start=\"429\" data-end=\"569\"\u003eThe \u003cstrong data-start=\"433\" data-end=\"451\"\u003eA20B-2003-0240\u003c\/strong\u003e board is designed to \u003cstrong data-start=\"473\" data-end=\"568\"\u003ehandle machine input and output signals between the CNC controller and the machine hardware\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"571\" data-end=\"597\"\u003eTypical functions include:\u003c\/p\u003e\n\u003cul data-start=\"599\" data-end=\"878\"\u003e\n\u003cli data-section-id=\"gdjfep\" data-start=\"599\" data-end=\"656\"\u003e\n\u003cp data-start=\"601\" data-end=\"656\"\u003e\u003cstrong data-start=\"601\" data-end=\"628\"\u003eReceiving input signals\u003c\/strong\u003e from sensors and switches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hoeto4\" data-start=\"657\" data-end=\"723\"\u003e\n\u003cp data-start=\"659\" data-end=\"723\"\u003e\u003cstrong data-start=\"659\" data-end=\"685\"\u003eSending output signals\u003c\/strong\u003e to relays, solenoids, and actuators\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"obv24d\" data-start=\"724\" data-end=\"790\"\u003e\n\u003cp data-start=\"726\" data-end=\"790\"\u003eSupporting \u003cstrong data-start=\"737\" data-end=\"788\"\u003ePMC (Programmable Machine Control) ladder logic\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sbko6y\" data-start=\"791\" data-end=\"878\"\u003e\n\u003cp data-start=\"793\" data-end=\"878\"\u003eActing as the \u003cstrong data-start=\"807\" data-end=\"878\"\u003einterface between the CNC controller and machine electrical devices\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"880\" data-end=\"883\"\u003e\n\u003ch3 data-section-id=\"de7v9s\" data-start=\"885\" data-end=\"913\"\u003e🧩 Installation Location\u003c\/h3\u003e\n\u003cp data-start=\"914\" data-end=\"945\"\u003eThis PCB is normally installed:\u003c\/p\u003e\n\u003cul data-start=\"947\" data-end=\"1097\"\u003e\n\u003cli data-section-id=\"1bh00uq\" data-start=\"947\" data-end=\"983\"\u003e\n\u003cp data-start=\"949\" data-end=\"983\"\u003eInside the \u003cstrong data-start=\"960\" data-end=\"983\"\u003eCNC control cabinet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"80r3jf\" data-start=\"984\" data-end=\"1026\"\u003e\n\u003cp data-start=\"986\" data-end=\"1026\"\u003eOn the \u003cstrong data-start=\"993\" data-end=\"1026\"\u003eI\/O rack or control base unit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x3qmui\" data-start=\"1027\" data-end=\"1097\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1097\"\u003eConnected to other CNC boards through the \u003cstrong data-start=\"1071\" data-end=\"1097\"\u003eFANUC system backplane\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1099\" data-end=\"1102\"\u003e\n\u003ch3 data-section-id=\"muy20j\" data-start=\"1104\" data-end=\"1125\"\u003e🔎 Related Boards\u003c\/h3\u003e\n\u003cp data-start=\"1126\" data-end=\"1193\"\u003eThe \u003cstrong data-start=\"1130\" data-end=\"1143\"\u003eA20B-2003\u003c\/strong\u003e board family includes similar I\/O boards such as:\u003c\/p\u003e\n\u003cul data-start=\"1195\" data-end=\"1236\"\u003e\n\u003cli data-section-id=\"1hcf4mh\" data-start=\"1195\" data-end=\"1215\"\u003e\n\u003cp data-start=\"1197\" data-end=\"1215\"\u003e\u003cstrong data-start=\"1197\" data-end=\"1215\"\u003eA20B-2003-0230\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hchhce\" data-start=\"1216\" data-end=\"1236\"\u003e\n\u003cp data-start=\"1218\" data-end=\"1236\"\u003e\u003cstrong data-start=\"1218\" data-end=\"1236\"\u003eA20B-2003-0240\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1238\" data-end=\"1321\"\u003eDifferences usually involve \u003cstrong data-start=\"1266\" data-end=\"1320\"\u003ehardware revisions or I\/O configuration variations\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1323\" data-end=\"1326\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1487\"\u003e✅ \u003cstrong data-start=\"1330\" data-end=\"1353\"\u003eSimple explanation:\u003c\/strong\u003e\u003cbr data-start=\"1353\" data-end=\"1356\"\u003e\u003cstrong data-start=\"1356\" data-end=\"1484\"\u003eA20B-2003-0240 = FANUC CNC I\/O interface PCB used to connect machine sensors, switches, and actuators to the CNC controller.\u003c\/strong\u003e 🔧\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":44880088039560,"sku":"A20B-2003-0240","price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/1903\/3224\/files\/WhatsAppImage2025-10-18at1.47.49PM-2026-03-11T121906.520.jpg?v=1773211755","url":"https:\/\/jjautomation.in\/products\/fanuc-backpanel-3-slots-for-16i-18i-21i-a20b-2003-0230-copy","provider":"JJAutomation","version":"1.0","type":"link"}