{"product_id":"900c52-0142-00-hc900-controller-module-honeywell","title":"900C52-0142-00 HC900 Controller Module | Honeywell","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 900C52-0142-00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e900C52-0142-00\u003c\/strong\u003e Controller Module, operates as a dedicated hardware component for deterministic process control and system logic execution within HC900 system architectures.\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\u003e900C52-0142-00\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\u003e0.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e137 mm H x 70 mm W x 120 mm D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e15 W typical at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCPU Processors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eHC900 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eEthernet (10\/100 Mbps), RS-485, RS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003eModbus TCP, Modbus RTU, OPC UA\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 and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe CPU module manages multi-loop process execution and high-density local I\/O rack expansion over a high-speed backplane. The module features integrated galvanic channel-to-channel isolation parameters across remote I\/O lines to suppress ground loop currents in demanding processing environments. Engineered to handle continuous 4-20 mA HART signal processing and direct temperature sensor data, internal signal processing algorithms execute real-time cold junction compensation (CJC) for thermocouple modules running on shared backplane slots.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary firmware and rack requirements when replacing a 900C52-0142-00 CPU module?\u003c\/p\u003e\n\u003cp\u003eA: Ensure power to the specific controller slot is de-energized before physical removal. Confirm that replacement module firmware aligns with the system configuration file version to avoid boot-up execution faults.\u003c\/p\u003e\n\u003cp\u003eQ: How is backplane bus grounding handled for the 900C52-0142-00 processor?\u003c\/p\u003e\n\u003cp\u003eA: The module relies on mechanical chassis grounding contacts on the mounting rack. Ensure the rack housing maintains a direct, low-impedance connection (less than 1 ohm) to cabinet earth ground.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eVerify that incoming cabinet power and rack supply voltages are completely de-energized before handling the controller module.\u003c\/li\u003e\n\u003cli\u003eAlign module card edges with the central CPU slot guide rails on the HC900 chassis rack.\u003c\/li\u003e\n\u003cli\u003ePush the module firmly inward until rear backplane headers mate completely with the processor connector pins.\u003c\/li\u003e\n\u003cli\u003eFasten mechanical mounting screws to establish a low-impedance frame ground connection and secure structural integrity against vibration.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":67864697307432,"sku":"900C52-0142-00","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/900C32-0243-00_Cocoai_345ac8f8-b77f-4a61-bf1a-2bc2b2d667e1.png?v=1791620666","url":"https:\/\/www.powerdcs.com\/products\/900c52-0142-00-hc900-controller-module-honeywell","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}