{"product_id":"cpo-pc400-honeywell-comfortpoint-open-plant-controller","title":"CPO-PC400 Honeywell ComfortPoint Open Plant Controller","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell CPO-PC400\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCPO-PC400\u003c\/strong\u003e Plant Controller, operates as a dedicated hardware component for multi-protocol field communication, data processing, and physical execution within ComfortPoint Open automation platforms.\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\u003eCPO-PC400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 26 VA (19-29 VAC) \/ Max. 12 W (19-29 VDC) \/ Max. 35 VA with MMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Architecture\u003c\/td\u003e\n\u003ctd\u003eDual-core ARM Cortex-A9 (800 MHz) + Cortex-M4 (227 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Memory\u003c\/td\u003e\n\u003ctd\u003e768 KB FRAM \/ 1 GB DDR3L RAM \/ 4 GB eMMC Flash Storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating System\u003c\/td\u003e\n\u003ctd\u003eLinux \/ RTOS dual OS execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e4x RS485 ports, 2x Ethernet ports (10\/100 Mbps), 1x MMI, 1x Micro USB, 1x USB-A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003eBACnet MS\/TP, Modbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFOUNDATION Fieldbus Connectivity and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-density field integration across Honeywell control topologies, the unit incorporates dedicated hardware communication coprocessors alongside dual ARM cores to manage deterministic packet transfers. Galvanic channel-to-channel isolation on the four RS485 physical interfaces prevents ground potential loops from corrupting BACnet MS\/TP and Modbus RTU bus signals. Direct physical path isolation protects central processor memory banks (FRAM and eMMC) against transient electrical noise, voltage spikes, and common-mode line disturbances present across extended field wiring networks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power input voltage range does the CPO-PC400 accept?\u003c\/p\u003e\n\u003cp\u003eA: The controller accepts either 19-29 VAC (50\/60 Hz) or 19-29 VDC input power.\u003c\/p\u003e\n\u003cp\u003eQ: How is memory retained during complete primary power loss?\u003c\/p\u003e\n\u003cp\u003eA: Non-volatile configuration data and dynamic variables are held in 768 KB FRAM, retaining parameters indefinitely without requiring battery backup power.\u003c\/p\u003e\n\u003cp\u003eQ: What physical interfaces are available for field bus integration?\u003c\/p\u003e\n\u003cp\u003eA: The hardware provides four independent RS485 ports for BACnet MS\/TP or Modbus RTU serial links, along with dual 10\/100 Mbps Ethernet ports.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the controller vertically or horizontally on a standard DIN rail inside a protective electrical enclosure.\u003c\/li\u003e\n\u003cli\u003eVerify that input supply wiring matches the 19-29 VAC or 19-29 VDC specification before energizing the unit.\u003c\/li\u003e\n\u003cli\u003eTerminate RS485 field trunks with 120 ohm end-of-line resistors at the physical boundaries of each serial channel.\u003c\/li\u003e\n\u003cli\u003eConnect a dedicated chassis grounding cable to the protective earth (PE) bus to establish noise mitigation across communication interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53631352701237,"sku":"CPO-PC400","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/CPO-PC400_Cocoai.png?v=1790135691","url":"https:\/\/www.5gplc.com\/products\/cpo-pc400-honeywell-comfortpoint-open-plant-controller","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}