{"product_id":"fanuc-lcd-unit-for-16i-18i-21i-a02b-0281-d500-copy","title":"Fanuc LCD Unit for 16i\/ 18i\/ 21i A02B-0281-D501","description":"\u003cp data-start=\"0\" data-end=\"146\"\u003e\u003cstrong data-start=\"0\" data-end=\"18\"\u003eA02B-0281-D501\u003c\/strong\u003e is a \u003cstrong data-start=\"24\" data-end=\"62\"\u003eCNC Control Unit (Main Controller)\u003c\/strong\u003e from \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFANUC\u003c\/span\u003e\u003c\/span\u003e used in the \u003cstrong data-start=\"118\" data-end=\"145\"\u003e0i-D series CNC systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-start=\"148\" data-end=\"166\"\u003e📌 Description\u003c\/h3\u003e\n\u003cul data-start=\"167\" data-end=\"344\"\u003e\n\u003cli data-start=\"167\" data-end=\"202\"\u003e\n\u003cp data-start=\"169\" data-end=\"202\"\u003e\u003cstrong data-start=\"169\" data-end=\"185\"\u003ePart Number:\u003c\/strong\u003e A02B-0281-D501\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"203\" data-end=\"242\"\u003e\n\u003cp data-start=\"205\" data-end=\"242\"\u003e\u003cstrong data-start=\"205\" data-end=\"214\"\u003eType:\u003c\/strong\u003e \u003cstrong data-start=\"215\" data-end=\"240\"\u003eCNC main control unit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"243\" data-end=\"288\"\u003e\n\u003cp data-start=\"245\" data-end=\"288\"\u003e\u003cstrong data-start=\"245\" data-end=\"256\"\u003eSeries:\u003c\/strong\u003e \u003cstrong data-start=\"257\" data-end=\"286\"\u003eFANUC 0i-D control system\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"289\" data-end=\"344\"\u003e\n\u003cp data-start=\"291\" data-end=\"344\"\u003e\u003cstrong data-start=\"291\" data-end=\"304\"\u003eCategory:\u003c\/strong\u003e CNC system hardware module (controller)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"346\" data-end=\"361\"\u003e⚙️ Function\u003c\/h3\u003e\n\u003cp data-start=\"362\" data-end=\"436\"\u003eThis unit is the \u003cstrong data-start=\"379\" data-end=\"420\"\u003ecentral controller of the CNC machine\u003c\/strong\u003e.\u003cbr data-start=\"421\" data-end=\"424\"\u003eIt performs:\u003c\/p\u003e\n\u003cul data-start=\"438\" data-end=\"629\"\u003e\n\u003cli data-start=\"438\" data-end=\"471\"\u003e\n\u003cp data-start=\"440\" data-end=\"471\"\u003e\u003cstrong data-start=\"440\" data-end=\"469\"\u003eG-code program processing\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"472\" data-end=\"499\"\u003e\n\u003cp data-start=\"474\" data-end=\"499\"\u003e\u003cstrong data-start=\"474\" data-end=\"497\"\u003eAxis motion control\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"500\" data-end=\"539\"\u003e\n\u003cp data-start=\"502\" data-end=\"539\"\u003e\u003cstrong data-start=\"502\" data-end=\"537\"\u003eServo and spindle communication\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"540\" data-end=\"577\"\u003e\n\u003cp data-start=\"542\" data-end=\"577\"\u003e\u003cstrong data-start=\"542\" data-end=\"575\"\u003eMachine I\/O signal management\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"578\" data-end=\"629\"\u003e\n\u003cp data-start=\"580\" data-end=\"629\"\u003e\u003cstrong data-start=\"580\" data-end=\"629\"\u003eCommunication with operator panel and display\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"631\" data-end=\"664\"\u003e🧩 Typical System Connections\u003c\/h3\u003e\n\u003cp data-start=\"665\" data-end=\"696\"\u003eThe control unit connects with:\u003c\/p\u003e\n\u003cul data-start=\"698\" data-end=\"842\"\u003e\n\u003cli data-start=\"698\" data-end=\"736\"\u003e\n\u003cp data-start=\"700\" data-end=\"736\"\u003e\u003cstrong data-start=\"700\" data-end=\"734\"\u003eOperator panel and LCD display\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"737\" data-end=\"761\"\u003e\n\u003cp data-start=\"739\" data-end=\"761\"\u003e\u003cstrong data-start=\"739\" data-end=\"759\"\u003eServo amplifiers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"762\" data-end=\"787\"\u003e\n\u003cp data-start=\"764\" data-end=\"787\"\u003e\u003cstrong data-start=\"764\" data-end=\"785\"\u003eSpindle amplifier\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"807\"\u003e\n\u003cp data-start=\"790\" data-end=\"807\"\u003e\u003cstrong data-start=\"790\" data-end=\"805\"\u003eI\/O modules\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"808\" data-end=\"842\"\u003e\n\u003cp data-start=\"810\" data-end=\"842\"\u003e\u003cstrong data-start=\"810\" data-end=\"842\"\u003eMachine sensors and switches\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"844\" data-end=\"883\"\u003e🔎 Difference Between D500 and D501\u003c\/h3\u003e\n\u003cp data-start=\"884\" data-end=\"940\"\u003eBoth belong to the \u003cstrong data-start=\"903\" data-end=\"934\"\u003esame 0i-D controller family\u003c\/strong\u003e, but:\u003c\/p\u003e\n\u003cul data-start=\"942\" data-end=\"1116\"\u003e\n\u003cli data-start=\"942\" data-end=\"982\"\u003e\n\u003cp data-start=\"944\" data-end=\"982\"\u003e\u003cstrong data-start=\"944\" data-end=\"952\"\u003eD500\u003c\/strong\u003e → Standard CNC control unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"983\" data-end=\"1116\"\u003e\n\u003cp data-start=\"985\" data-end=\"1116\"\u003e\u003cstrong data-start=\"985\" data-end=\"993\"\u003eD501\u003c\/strong\u003e → Variant of the same control unit with \u003cstrong data-start=\"1034\" data-end=\"1082\"\u003edifferent configuration or interface options\u003c\/strong\u003e depending on the machine builder.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1118\" data-end=\"1132\"\u003e🧠 Summary\u003c\/h3\u003e\n\u003cp data-start=\"1133\" data-end=\"1317\"\u003e\u003cstrong data-start=\"1133\" data-end=\"1189\"\u003eA02B-0281-D501 = FANUC 0i-D CNC main controller unit\u003c\/strong\u003e, responsible for controlling machine motion, processing programs, and managing communication between all CNC system components.\u003c\/p\u003e\n\u003cp data-start=\"1319\" data-end=\"1494\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you want, I can also explain \u003cstrong data-start=\"1351\" data-end=\"1414\"\u003ehow to identify a FANUC CNC part just by the first 4 digits\u003c\/strong\u003e (A02B, A13B, A20B, etc.). It’s a useful trick when working with FANUC hardware.\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44865932329096,"sku":"A02B-0281-D501","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109849878664,"sku":"A02B-0281-D501","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-2026-03-05T174151.814.jpg?v=1772712720","url":"https:\/\/jjautomation.in\/products\/fanuc-lcd-unit-for-16i-18i-21i-a02b-0281-d500-copy","provider":"JJAutomation","version":"1.0","type":"link"}