{"product_id":"rh100eb-foxboro-fault-tolerant-control-module-24vdc","title":"RH100EB Foxboro Fault-Tolerant Control Module 24VDC","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFoxboro RH100EB\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-performance computational engine within the Foxboro I\/A Series and Spectrum Distributed Control System (DCS). This control processor module integrates three vital automation pillars—data acquisition, real-time logic processing, and high-speed system communication—into a single, hardened unit. It manages complex process loops with deterministic precision, making it a staple in refining, power generation, and chemical processing. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new and original\u003c\/strong\u003e, providing the operational stability required to maintain peak system performance and prevent unscheduled process interruptions.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRH100EB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFoxboro I\/A Series \/ Spectrum DCS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProcessor Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle (Supports Dual for Fault-Tolerant setup)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOnboard Memory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 MB SDRAM \/ 32 MB Flash\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC (Redundant Support)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMax ~8.5 W per module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 deg C (32 to 140 deg F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5% – 95% non-condensing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (H x W x D)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.7 cm x 5.15 cm x 11.4 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.0 kg to 3.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFault-Tolerant Availability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe RH100EB architecture allows for dual-processor pairing. This configuration enables bumpless failover, where a standby processor assumes control in milliseconds if the primary unit fails, ensuring continuous operation for critical process safety.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConsolidated Control Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy housing acquisition and processing functions on one card, this module reduces backplane traffic and simplifies the overall system map. This integration results in faster response times for high-speed PID loops and inter-locking logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundant Power Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module operates on 24 VDC and accepts redundant power feeds. This prevents data loss in the 16 MB SDRAM during localized power supply failures and protects the 32 MB Flash from voltage transients.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLegacy DCS Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe RH100EB offers a direct upgrade path for older Spectrum DCS systems. It allows facilities to modernize their processing power without a complete overhaul of existing I\/O baseplates or wiring, effectively extending the lifecycle of the entire control system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the RH100EB replace legacy processors in an existing Spectrum DCS?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The RH100EB maintains full backward compatibility with Spectrum DCS and I\/A Series environments, acting as a high-performance drop-in replacement for older control units.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this module hot-swappable in a redundant configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Absolutely. In a dual-processor (fault-tolerant) setup, you can replace a failed RH100EB module while the redundant partner continues to execute process control, eliminating the need for a system shutdown.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the onboard Flash memory?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 32 MB Flash memory stores the control database and system configuration locally. This ensures the RH100EB reloads its application parameters immediately upon power restoration, independent of the host workstation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these units refurbished or original stock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We sell only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new, original Foxboro factory units\u003c\/strong\u003e. Each RH100EB arrives in original packaging to guarantee zero-hour reliability for mission-critical industrial applications.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43841843429475,"sku":"RH100EB","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/361._d16a779c-eecb-4759-92ab-3a109e228c83.jpg?v=1778033611","url":"https:\/\/www.autocontrolglobal.com\/products\/rh100eb-foxboro-fault-tolerant-control-module-24vdc","provider":"AutoControl Global","version":"1.0","type":"link"}