{"product_id":"8235-639-electronic-throttle-actuator-woodward","title":"8235-639 Electronic Throttle Actuator | Woodward","description":"\u003cp\u003eConfigured for fuel flow regulation in natural gas engines, the \u003cstrong\u003eWoodward 8235-639\u003c\/strong\u003e (\u003cstrong\u003e8235-639\u003c\/strong\u003e Electronic Throttle Actuator) provides direct physical execution of throttle positioning across CNG and LNG engine platforms.\u003c\/p\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\u003e8235-639\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\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e11.2 cm x 10 cm x 13 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +125 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque Output\u003c\/td\u003e\n\u003ctd\u003eUp to 8 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 100 ms\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 Heat Sink Dissipation Profiles\u003c\/h3\u003e\n\u003cp\u003eThe 8235-639 actuator integrates with engine control modules (ECM) to provide precise throttle plate positioning via analog or digital command signals. The device employs a closed-loop control scheme that monitors internal position feedback to ensure the output torque (up to 8 Nm) aligns with requested throttle values within a response window of less than 100 ms. Internally, the actuator housing is engineered with thermal heat sink dissipation profiles capable of maintaining component stability in high-ambient engine compartment temperatures up to +125 deg C. The internal electronics are shielded to support CAN bus communication, ensuring deterministic data exchange and integrated diagnostics for fuel system management.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the actuator be installed in environments prone to heavy vibration?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The unit is designed to withstand mechanical shock and vibration profiles standard in heavy-duty commercial vehicle applications. Ensure the mounting bracket is rigid to prevent resonance-induced fatigue on the actuator housing.\u003c\/p\u003e\n\u003cp\u003eQ: How does the device handle voltage variations between 12 V and 24 V systems?\u003c\/p\u003e\n\u003cp\u003eA: The actuator is designed to accommodate typical automotive supply voltages. Verify the specific internal configuration or ECM settings match the installed vehicle voltage to ensure proper torque output and electrical safety.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Utilize the OEM-standard bolt pattern to secure the actuator. Ensure the throttle linkage is free from binding and that the mounting surface is clean of debris to guarantee IP67 sealing integrity upon installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Connect the CAN bus and power leads using automotive-grade, vibration-resistant connectors. Maintain proper wire strain relief to prevent mechanical stress on the electrical terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e Perform a throttle sweep calibration through the ECM interface after physical mounting to define the closed and wide-open throttle (WOT) position limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealing:\u003c\/strong\u003e Verify that the IP67-rated connector boot is properly seated to prevent moisture ingress, which can compromise internal circuitry over extended duty cycles.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":53005413515573,"sku":"8235-639","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/8235-639.png?v=1781599327","url":"https:\/\/www.5gplc.com\/products\/8235-639-electronic-throttle-actuator-woodward","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}