{"product_id":"honeywell-900c31-0244-0-cpu-processors","title":"Honeywell 900C31-0244-0 CPU Processors","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 900C31-0244-0\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e900C31-0244-0\u003c\/strong\u003e CPU Module, operates as a dedicated hardware component for high-performance automation logic execution and remote I\/O processing within Honeywell HC900 process control systems.\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\u003e900C31-0244-0\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard ControlEdge HC900 CPU slot footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via controller backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003e32-bit ARM Cortex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e8 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e1x 10\/100 Mbps Ethernet port, 1x RS-232\/485 serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eModbus TCP\/IP, Modbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Scan Rate\u003c\/td\u003e\n\u003ctd\u003eMinimum 27 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003eUp to 2,000 function blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN-rail mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe central processing module executes complex control control loops via an onboard 32-bit ARM Cortex processor, maintaining deterministic program execution across up to 2,000 function blocks at a minimum logic scan rate of 27 ms. Operating over integrated 10\/100 Mbps Ethernet and RS-232\/485 serial interfaces, the module routes process data to remote I\/O racks and supervisory networks. Built-in optical isolation circuits on communication pathways prevent field-side noise, voltage spikes, and ground loop currents from interfering with system memory and central CPU operations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 900C31-0244-0 CPU module be inserted or removed while backplane power is active?\u003c\/p\u003e\n\u003cp\u003eA: No. System power to the controller rack chassis must be completely isolated prior to installing or extracting the CPU module to prevent backplane bus communication errors, electrical arcing, or internal logic latch-up.\u003c\/p\u003e\n\u003cp\u003eQ: What serial and Ethernet protocols are natively supported by the onboard communication ports?\u003c\/p\u003e\n\u003cp\u003eA: The module supports Modbus TCP\/IP over its 10\/100 Mbps Ethernet interface and Modbus RTU over its configurable RS-232\/485 serial port.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect main power feeds to the ControlEdge HC900 chassis rack before mounting or removing the CPU unit.\u003c\/li\u003e\n\u003cli\u003eAlign the module card edges with the designated CPU slot rails and push firmly until the rear backplane connectors and locking latches engage fully.\u003c\/li\u003e\n\u003cli\u003eSecure the module chassis to the standard TS35 DIN rail using the integral mounting clips to ensure solid mechanical grounding.\u003c\/li\u003e\n\u003cli\u003eRoute industrial Ethernet cables and shielded RS-232\/485 serial wiring away from high-voltage AC conductors to prevent signal distortion.\u003c\/li\u003e\n\u003cli\u003eConnect cable shield drain wires directly to the cabinet main earth ground bar to preserve data communication integrity and noise suppression.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45410833629299,"sku":"900C31-0244-0","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/900K01-0201_1200x1200_0f57541f-10c9-4f6e-a987-bbe113fca854.jpg?v=1787809640","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-900c31-0244-0-cpu-processors","provider":"DcsSupplier Limited","version":"1.0","type":"link"}