{"product_id":"woodward-8290-048-epg-electrically-powered-governor-speed-control","title":"Woodward 8290-048 EPG Electrically Powered Governor Speed Control","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8290-048\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom Woodward is a compact\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eElectrically Powered Governor (EPG) Speed Control Module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eengineered for precise engine regulation on diesel and gas engines. Designed for isochronous (constant speed) operation, it eliminates the need for mechanical drives or hydraulic systems. The module interfaces with a Magnetic Pickup (MPU) and Woodward actuators, delivering reliable, high-speed control while minimizing maintenance requirements. Its rugged aluminum enclosure provides protection against vibration and temperature extremes common in engine-mounted installations.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCore Functional Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eAll-Electric Operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperates solely on electrical signals, removing the need for oil lines, filters, or mechanical linkages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptimized for low-voltage systems, delivering high-torque actuation with minimal current draw.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePrecise Engine Speed Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMaintains exact RPM regardless of load changes, providing stable isochronous operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with standard MPU signals to accurately sense engine speed across typical frequency ranges of 3000–6000 Hz at rated speed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Dynamics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in potentiometers for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGain\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eStability\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etuning to prevent hunting and ensure smooth engine response.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeparate adjustments for idle speed and rated operating speed allow fine control over engine performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFail-Safe and Reliability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatically shuts off actuator output if the MPU signal is lost, preventing overspeed or engine runaway.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectronic design with no moving parts inside the control module ensures long service life with minimal maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e12 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003eMagnetic Pickup (MPU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Range\u003c\/td\u003e\n\u003ctd\u003e3000–6000 Hz (at rated speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003ePWM to EPG actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100 ms full travel; 50 ms for 50% travel at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque Output\u003c\/td\u003e\n\u003ctd\u003e0.34 Nm (0.25 lb-ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation Range\u003c\/td\u003e\n\u003ctd\u003e35° maximum travel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +75°C (-40°F to +167°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-55°C to +105°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.36 kg (3 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e5\/16-18 UNC, 2 bolts required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Linkage Force\u003c\/td\u003e\n\u003ctd\u003e4.45 N (1 lb) minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Humidity\u003c\/td\u003e\n\u003ctd\u003eUp to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd\u003e5–500 Hz, 4g peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input Range\u003c\/td\u003e\n\u003ctd\u003e20–32 VDC operational\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDiesel and gas engines requiring precise isochronous speed regulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial generators, pumps, compressors, and small engine systems where hydraulic governors are impractical.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSystems needing low-maintenance, all-electric speed control solutions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this unit handle droop operation for parallel generators?\u003c\/strong\u003e\u003cbr\u003eA: No, the 8290-048 is designed strictly for isochronous applications. External droop kits or alternate models are required for load-sharing scenarios.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of actuators is it compatible with?\u003c\/strong\u003e\u003cbr\u003eA: Works with Woodward EPG actuators, such as Models 512 and 524, and is optimized for 12V systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does it respond to sudden load changes?\u003c\/strong\u003e\u003cbr\u003eA: The electronic design provides near-instantaneous speed correction, minimizing overshoot and oscillations.\u003c\/p\u003e","brand":"WOODWARD","offers":[{"title":"Default Title","offer_id":44121755615331,"sku":"8290-048","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/8290-048.jpg?v=1774937498","url":"https:\/\/precisemodule.com\/products\/woodward-8290-048-epg-electrically-powered-governor-speed-control","provider":"Precise Module Ltd.","version":"1.0","type":"link"}