{"product_id":"westinghouse-4256a04g02-control-system-modules","title":"Westinghouse 4256A04G02 Control System Modules","description":"\u003cp\u003eThe \u003cstrong\u003eWestinghouse 4256A04G02\u003c\/strong\u003e serves as the primary \u003cstrong\u003e4256A04G02\u003c\/strong\u003e MCSM Card utilized to execute system management and bus arbitration tasks across WDPF platforms. Installed within designated control system slots, this assembly processes hardware status signals and manages deterministic communication sequences along the host rack backplane.\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\u003e4256A04G02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWestinghouse\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\u003e0.55 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard WDPF Card Slot\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\u003eStandard Backplane Draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlatform Compatibility\u003c\/td\u003e\n\u003ctd\u003eWDPF DCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCard Type\u003c\/td\u003e\n\u003ctd\u003eMCSM Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Interface\u003c\/td\u003e\n\u003ctd\u003e4-20 mA HART loop protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Isolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Architecture \u0026amp; Loop Processing\u003c\/h3\u003e\n\u003cp\u003eDesigned for integration into WDPF processing racks, the card utilizes dedicated channel-to-channel isolation to decouple internal control logic from external electrical noise and ground potential variations. The module interface conditioning circuits support 4-20 mA HART loop protocol communication lines, maintaining signal integrity during backplane data transfers. Thermal compensation logic, including cold junction compensation (CJC) processing for analog loops, ensures reliable operation across full operating temperature bounds.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 4256A04G02 MCSM Card be removed or replaced while backplane power is active?\u003c\/p\u003e\n\u003cp\u003eA: No, power to the rack slot must be fully disconnected prior to card insertion or extraction to prevent edge-connector damage and system bus disruption.\u003c\/p\u003e\n\u003cp\u003eQ: What grounding guidelines apply when wiring signal shields to this module?\u003c\/p\u003e\n\u003cp\u003eA: Signal drain wires must be connected to a single point cabinet ground terminal to maintain channel-to-channel isolation and prevent ground loop noise.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm that main power feeds to the subrack are de-energized and locked out before installing the card.\u003c\/li\u003e\n\u003cli\u003eUse a grounded electrostatic discharge (ESD) wrist strap connected to the cabinet grounding point when handling the module.\u003c\/li\u003e\n\u003cli\u003eInspect backplane guide rails and edge connectors for dust, debris, or misaligned contact pins.\u003c\/li\u003e\n\u003cli\u003eAlign the card edges carefully with the slot guide tracks and slide the unit in until it locks into the backplane connector.\u003c\/li\u003e\n\u003cli\u003eTighten top and bottom panel retention fasteners to guarantee a low-resistance chassis ground connection.\u003c\/li\u003e\n\u003cli\u003eVerify all external wiring connections against the system pinout diagram before re-energizing the rack power supply.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":66726572064883,"sku":"4256A04G02","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/7381A83G02_Cocoai_cf055026-454e-449e-8f11-b21606d018cf.jpg?v=1790559845","url":"https:\/\/www.dcssupplier.com\/ar\/products\/westinghouse-4256a04g02-control-system-modules","provider":"DcsSupplier Limited","version":"1.0","type":"link"}