1 3

Woodward 9905-792 Speed Control Board

Woodward 9905-792 Speed Control Board

Configured for prime mover speed regulation and governor feedback processing, the Woodward 9905-792 (9905-792 Speed Control Board) provides direct physical/electrical execution. This electronic circuit card processes incoming frequency telemetry from...

28 people are viewing this right now

Availability: Low stock: 10 left

SKU: 9905-792
Vendor: Woodward
Category: Speed Control Board
Related Series:

Shipping & Returns

Reliable Worldwide Delivery

  • Carriers: Shipped via DHL, FedEx, UPS, or USPS.
  • Dispatch: Orders processed in 1-2 business days and dispatched within 3-5 business days.
  • Tracking: Full tracking details provided via email upon shipment.

30-Day Money-Back Guarantee

  • Guarantee: 30-day return window for in-stock, factory-sealed products.
  • Condition: Items must be unopened, unused, and in original packaging.
  • Authenticity: We guarantee 100% original and authentic hardware.

Need more details? Read our fullShipping PolicyandRefund Policy.

Authenticity & Warranty

  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
  • Traceability: All products come with original factory documentation and accessories for full industrial compliance.

Technical Support & Sourcing

  • Expert Assistance: Our technical team provides free consultation to help you verify compatibility for DCS and PLC systems.
  • Rare Part Sourcing: Specializing in obsolete and hard-to-find components from Allen-Bradley, Siemens, ABB, HIMA, and more.
  • Bulk Inquiries: Contact us at pambo@5gplc.com for volume pricing or customized project quotes.
View full product details

Configured for prime mover speed regulation and governor feedback processing, the Woodward 9905-792 (9905-792 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.

Suffix Breakdown & Model Matrix

  • 9905-792: Standard speed control board configuration featuring dedicated analog processing circuitry and adjustable gain potentiometers for industrial turbine and engine governing systems.

Hardware Specifications

Parameter Specification
Model 9905-792
Brand Woodward
Origin USA
Weight 1.35 kg
Dimensions 2.2 cm x 12.4 cm x 12.6 cm
Operating Temp -20 deg C to +70 deg C
Power Consumption 10 W max at 24 VDC
Input Signal Frequency pulse from magnetic pickup
Output Signal Proportional actuator command current

Actuator Loop Feedback Response and Thermal Profiles

The 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.

Frequently Asked Questions

Q: What type of input signal does this speed control board process for velocity monitoring?

A: The board accepts frequency pulse signals generated by standard magnetic pickup sensors detecting passing gear teeth on the prime mover shaft.

Q: Can the PID tuning parameters on this board be adjusted during active engine operation?

A: Yes, onboard potentiometers allow precise tuning adjustments while the unit is online, provided changes are restricted to authorized operational limits.

Field Installation Guidelines

  • Insert the printed circuit board carefully along the designated card guides of the control enclosure to ensure secure engagement with backplane connectors.
  • Terminate shielded signal wiring for speed inputs and actuator outputs directly to the terminal blocks, connecting outer shields to the enclosure ground stud.
  • Verify that the DC power supply voltage and signal polarities are correct before energizing the control system.