{"product_id":"pm851ak01-abb-3bse066485r1-ac-800m-entry-level-processor-unit-kit","title":"PM851AK01 | ABB 3BSE066485R1 AC 800M Entry-Level Processor Unit Kit","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB PM851AK01\u003c\/strong\u003e (3BSE066485R1) is an \u003cstrong\u003eentry-level Processor Unit Kit\u003c\/strong\u003e for the AC 800M controller family. It includes the PM851A processor and all required accessories, offering cost-effective control for small-scale automation applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e ABB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e PM851AK01 (3BSE066485R1)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e AC 800M Processor Unit Kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCPU:\u003c\/strong\u003e MPC860\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e 12 MB SDRAM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e 0.23 ms per 1000 boolean operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e AC 800M \/ System 800xA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKit Includes:\u003c\/strong\u003e PM851A CPU, TP830 Baseplate (115mm), TB850 CEX-Bus Terminator, TB807 ModuleBus Terminator, TB852 RCU-Link Terminator, Battery for memory backup (4943013-6)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e 1× RJ45 Ethernet (CN1 only), RS-232C, ModuleBus, CEX-Bus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRedundancy:\u003c\/strong\u003e Not supported\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24 V DC (19.2–30 V DC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSmall PLC replacements\u003c\/li\u003e\n  \u003cli\u003eSkid-mounted unit control\u003c\/li\u003e\n  \u003cli\u003eRemote I\/O concentrators\u003c\/li\u003e\n  \u003cli\u003eBasic process control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does PM851A support redundant Ethernet?\u003c\/strong\u003e\u003cbr\u003eA: No, PM851A has only one Ethernet port (CN1). Redundant Ethernet requires PM858 or higher.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the performance compared to PM864A?\u003c\/strong\u003e\u003cbr\u003eA: PM851A is an entry-level CPU suitable for smaller applications. PM864A offers significantly higher performance (0.15 ms vs 0.23 ms per 1000 boolean operations).\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eMount TP830 on DIN rail.\u003c\/li\u003e\n  \u003cli\u003eInstall PM851A processor.\u003c\/li\u003e\n  \u003cli\u003eConnect 24 V DC power.\u003c\/li\u003e\n  \u003cli\u003eWire Ethernet to CN1 and serial ports as needed.\u003c\/li\u003e\n  \u003cli\u003eDownload application via Control Builder M.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eChoose PM851AK01 for small, non-redundant applications with limited I\/O points.\u003c\/li\u003e\n  \u003cli\u003eFor redundancy or larger applications, upgrade to PM858K01 or PM864AK01.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53844469448888,"sku":"PM851AK01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/PM851AK01.png?v=1785480396","url":"https:\/\/www.globalpetroparts.com\/products\/pm851ak01-abb-3bse066485r1-ac-800m-entry-level-processor-unit-kit","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}