{"product_id":"woodward-9905-792-speed-control-board","title":"Woodward 9905-792 Speed Control Board","description":"\u003cp\u003eConfigured for prime mover speed regulation and governor feedback processing, the \u003cstrong\u003eWoodward 9905-792\u003c\/strong\u003e (\u003cstrong\u003e9905-792\u003c\/strong\u003e Speed Control Board) provides direct physical\/electrical execution. This electronic circuit card processes incoming frequency telemetry from magnetic speed pickups and generates precise proportional control signals to regulate fuel valve positioning.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e9905-792: Standard speed control board configuration featuring dedicated analog processing circuitry and adjustable gain potentiometers for industrial turbine and engine governing systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e9905-792\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.2 cm x 12.4 cm x 12.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e10 W max at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003eFrequency pulse from magnetic pickup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003eProportional actuator command current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eActuator Loop Feedback Response and Thermal Profiles\u003c\/h3\u003e\n\u003cp\u003eThe hardware utilizes high-speed operational amplifier circuits designed to optimize actuator loop feedback response times during rapid load fluctuations. Internal thermal heat sink dissipation profiles manage continuous electrical loads within enclosed control chassis assemblies without requiring forced-air ventilation. Advanced harmonic distortion suppression filters mitigate high-frequency electrical noise across sensitive frequency measurement and command paths.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of input signal does this speed control board process for velocity monitoring?\u003c\/p\u003e\n\u003cp\u003eA: The board accepts frequency pulse signals generated by standard magnetic pickup sensors detecting passing gear teeth on the prime mover shaft.\u003c\/p\u003e\n\u003cp\u003eQ: Can the PID tuning parameters on this board be adjusted during active engine operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, onboard potentiometers allow precise tuning adjustments while the unit is online, provided changes are restricted to authorized operational limits.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInsert the printed circuit board carefully along the designated card guides of the control enclosure to ensure secure engagement with backplane connectors.\u003c\/li\u003e\n\u003cli\u003eTerminate shielded signal wiring for speed inputs and actuator outputs directly to the terminal blocks, connecting outer shields to the enclosure ground stud.\u003c\/li\u003e\n\u003cli\u003eVerify that the DC power supply voltage and signal polarities are correct before energizing the control system.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":50621164159228,"sku":"9905-792","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/9905-792.jpg?v=1784861212","url":"https:\/\/www.electronicplc.com\/products\/woodward-9905-792-speed-control-board","provider":"Electronic PLC","version":"1.0","type":"link"}