{"product_id":"woodward-8273-101-2301d-speed-control-for-generator-sets","title":"Woodward 8273-101 2301D Speed Control for Generator Sets","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Woodward 8273-101 2301D Digital Control governs speed and load sharing for prime movers such as diesel engines, gas turbines, or steam turbines. This unit manages complex synchronization and load distribution between multiple generator sets. We supply this product as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new and original\u003c\/strong\u003e, ensuring it meets strict factory standards for critical power applications.\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\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Data\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\u003e8273-101\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Supply\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18–32 VDC (Nominal 24 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 Hz to 25 kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSpeed Input\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMagnetic Pickup (MPU) or Active Sensors\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eActuator Drive\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0–200 mA DC (Current\/Voltage options)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2–4 Channels (4–20 mA \/ 0–10 V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDiscrete Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6–8 Programmable dry contact inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRS-485 Modbus RTU \/ Optional CANbus\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e–40 °C to +70 °C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHousing Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNEMA 1 \/ IP20\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\u003cp\u003e\u003cstrong\u003ePrecision PID Speed Regulation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 8273-101 utilizes advanced digital PID algorithms to eliminate the drift and calibration sensitivity found in legacy analog governors. This ensures the prime mover maintains high-frequency stability even during sudden, large-scale load rejections or additions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDual Control Modes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module operates in either Isochronous mode for constant speed frequency or Droop mode for load-dependent regulation. This versatility allows the control to integrate into both standalone island grids and complex parallel utility connections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior EMI\/RFI Protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEngineered for the electrically noisy environments of engine rooms and turbine halls, the circuitry resists high-frequency interference. By following the required \u0026lt;4 Ω grounding specification, the module maintains clean communication signals over RS-485 Modbus networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Start-up Logic\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe control includes dedicated \"Idle,\" \"Start-up,\" and \"Warm-up\" modes. These features prevent thermal stress on the turbine or engine by managing acceleration ramps before the system assumes full load-sharing responsibilities.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 8273-101 directly replace older analog 2301A units?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the 2301D series provides a digital upgrade path for 2301A applications. However, engineers must re-verify wiring and perform fresh PID tuning, as digital parameters behave differently than analog potentiometer settings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of speed sensor does this module support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis module accepts signals from standard Magnetic Pickups (MPU) or active speed sensors. It processes frequency inputs ranging from 0.5 Hz up to 25 kHz, supporting a wide variety of flywheel gear tooth counts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit compatible with high-voltage power supplies?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 8273-101 operates strictly on a low-voltage DC range (18–32 VDC). Connecting this unit to AC mains or higher DC voltages will cause permanent damage to the internal power supply board.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the unit handle communication for remote monitoring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 8273-101 includes an RS-485 port supporting Modbus RTU protocol. This allows the DCS or PLC to monitor engine speed, load percentage, and fault status in real-time without additional transducers.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":44169392193635,"sku":"2301D 8273-101","price":530.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/173._455c099e-08dc-4d86-b82e-08935b939151.jpg?v=1778298408","url":"https:\/\/www.autocontrolglobal.com\/products\/woodward-8273-101-2301d-speed-control-for-generator-sets","provider":"AutoControl Global","version":"1.0","type":"link"}