{"product_id":"epro-a6370d-overspeed-protection-monitor","title":"Epro A6370D Overspeed Protection Monitor","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA6370D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoverspeed protection module, part of the AMS 6300 Safety Instrumented System from\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003eEmerson Electric\u003c\/span\u003e, is engineered for high-integrity speed monitoring and shutdown protection in critical rotating equipment. It is designed to detect overspeed conditions with high precision and initiate protective actions to prevent mechanical failure or catastrophic damage.\u003c\/p\u003e\n\u003cp\u003eInstalled within a 19-inch rack system alongside the A6371 backplane, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA6370D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates as part of a redundant architecture. It processes signals from multiple sensor types and delivers fast, deterministic response suitable for SIL 3 safety applications in turbomachinery environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Architecture and Functionality\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePart of AMS 6300 SIS with modular rack-based design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports redundant configurations for high availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReal-time speed monitoring with configurable trip thresholds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with eddy-current, Hall-effect, and VR sensors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for safety-critical shutdown systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eModel:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA6370D\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Type: Overspeed Protection Monitor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSystem Platform: AMS 6300 SIS (requires A6371 backplane)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: 19\" rack, 84 HP width, 3 RU height\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFunctional Safety: SIL 3 compliant (IEC 61508), TÜV certified\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOrigin: Germany \/ USA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSupply Voltage: 24 V DC (nominal system input)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSensor Supply: –24.5 V DC ±1.5 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIsolation: Galvanically isolated, short-circuit protected\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum Sensor Current: 35 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Input Interfaces\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEddy Current and Hall-Effect Sensors\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInput Range: 0 to 26 V (bidirectional)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtection Limit: ±48 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Range: 0 to 20 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Impedance: Approx. 100 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMagnetic (VR) Sensors\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInput Signal: Minimum 1 Vpp, maximum 30 V RMS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Range: 0 to 20 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Impedance: Approx. 18 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpeed Measurement Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eConfigurable Overspeed Setpoint: 3,000 to 10,000 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupported Speed Range: 0 to 100,000 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeasurement Accuracy: ±0.05% of full scale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResponse Time:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e~35 ms (single pulse per revolution)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e~12.5 ms (automatic mode)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTypical: measurement time + 8 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAt 3,000 RPM:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInput\/Output Interfaces\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Inputs (Backplane)\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQuantity: 4 (galvanically isolated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogic Low: 0 to 5 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogic High: 13 to 31 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Resistance: Approx. 6.8 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAnalog Outputs (Backplane)\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQuantity: 2 (isolated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSignal Range: 0\/4–20 mA or inverted 20–4\/0 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAccuracy: ±1% full scale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum Load: \u0026lt;500 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDigital Outputs\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQuantity: 7 (short-circuit protected)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogic Low: \u0026lt;100 mV\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogic High: –2 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum Output Current: 25 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePulse Outputs\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eBackplane Outputs: 3 channels (max 31.2 V, 16 mA at 24 V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront Output: 1 TTL signal (0–5 V), frequency up to 20 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Interfaces\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eUSB Type-B: Local configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRS-485: Multi-drop network, up to 32 devices, 38.4–115.2 kbps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePROFIBUS-DP (A6370D\/DP variant): Up to 12 Mbit\/s, 31 nodes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Conditions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature: –20 °C to +65 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExtended Range (variant-dependent): –40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtection Rating: IP20 (rack-installed), IP00 otherwise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Configuration Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA complete AMS 6300 SIS setup typically includes:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eThree\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA6370D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprotection monitors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOne A6371 system backplane\u003cbr\u003eThis architecture enables redundant signal processing and ensures compliance with safety integrity requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA6370D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis deployed in safety-critical applications where overspeed protection is essential:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompressors and expanders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower generators\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTest stands and engine systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-speed rotating machinery in process industries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What types of sensors can be connected?\u003c\/strong\u003e\u003cbr\u003eA: The module supports eddy-current probes, Hall-effect sensors, and magnetic (VR) sensors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the system suitable for safety-critical applications?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is SIL 3 certified and designed for use in safety instrumented systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast does the module respond to overspeed conditions?\u003c\/strong\u003e\u003cbr\u003eA: Response time depends on operating mode but can be as low as approximately 12.5 ms under typical conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the module be integrated into industrial networks?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports RS-485 and optional PROFIBUS-DP communication for system integration.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":43214884339802,"sku":"A6370D","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/A6370D.jpg?v=1776153933","url":"https:\/\/www.plcmasters.com\/products\/epro-a6370d-overspeed-protection-monitor","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}