{"product_id":"foxboro-cp40b-i-a-series-control-processors","title":"Foxboro CP40B I\/A Series Control Processor (P0961BC)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Foxboro CP40B (P0961BC) is a high-performance, field-mounted control processor designed for the I\/A Series distributed control system (DCS). This module is responsible for executing complex regulatory, logic, and sequential control strategies while facilitating high-speed data exchange between field I\/O modules and the workstation environment. Engineered for demanding industrial environments such as chemical plants, offshore platforms, and steel mills, the CP40B provides the computational reliability required for mission-critical process modeling and control.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeterministic Execution:\u003c\/strong\u003e Ensures fixed scan times for critical control loops, providing consistent timing for PID and safety-related logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault-Tolerant Redundancy:\u003c\/strong\u003e Supports 1:1 hardware redundancy in a primary\/shadow pair configuration, enabling seamless failover within milliseconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Communication:\u003c\/strong\u003e Features dual-redundant Nodebus\/Fieldbus interfaces for reliable connectivity across the I\/A Series network.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Integrity:\u003c\/strong\u003e Includes ECC (Error Correction Code) memory to detect and correct single-bit memory errors, enhancing system stability against EMI and environmental factors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnline Configuration:\u003c\/strong\u003e Allows for control strategy modifications and I\/O point additions while the processor is in 'Run' mode, minimizing operational downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Diagnostics:\u003c\/strong\u003e Performs continuous background monitoring of CPU, memory, and communication health, providing proactive status reporting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe CP40B is suitable for large-scale process automation where high availability and deterministic performance are required, including oil and gas refining, power generation, chemical processing, and heavy manufacturing.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCP40B (P0961BC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Type\u003c\/td\u003e\n\u003ctd\u003eHigh-performance Control Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e8 MB DRAM \/ 2 MB Flash\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003e1:1 Hardware Redundancy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eDual Nodebus \/ Fieldbus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95 percent (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eG3 Harsh Environment Rating (ISA S71.04)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling:\u003c\/strong\u003e Use standard ESD (Electrostatic Discharge) protection practices when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Ensure the module is securely seated in the designated I\/A Series rack slot to maintain proper backplane connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Always power down the rack or follow site-specific safety procedures before inserting or removing the processor module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e While rated for G3 harsh environments, ensure the installation area is free from excessive vibration and direct exposure to corrosive agents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Route communication cables away from high-voltage power lines to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the CP40B compatible with existing I\/A Series systems?\u003c\/h3\u003e\u003cp\u003eYes, the CP40B is designed specifically for the Foxboro I\/A Series DCS. Please verify your current system firmware and hardware revision levels to ensure compatibility with the P0961BC model.\u003c\/p\u003e\u003ch3\u003eDoes this module support hot-swapping?\u003c\/h3\u003e\u003cp\u003eThe CP40B is designed for high-availability applications. In a redundant pair, the shadow processor can be serviced or replaced while the primary processor maintains control of the process.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":50734772388092,"sku":"CP40B","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_9f41e2f9-cba9-4112-a70d-36c845dc2434.jpg?v=1785325945","url":"https:\/\/www.electronicplc.com\/products\/foxboro-cp40b-i-a-series-control-processors","provider":"Electronic PLC","version":"1.0","type":"link"}