Product Details
Configured for precise turbine governing in speed control applications, the Woodward 9907-014 (9907-014 Speed Control) provides direct physical/electrical execution of engine speed regulation without integrated load-sharing functionality.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 9907-014 |
| Brand | Woodward |
| Origin | Not specified |
| Weight | 2.5 lbs |
| Dimensions | 8.625 x 7.25 x 2.5 inches |
| Operating Temp | -40 to 85 deg C |
| Power Consumption | <= 15 W |
| Power Supply | 20-40 VDC |
| Chassis | Sheet Metal |
Actuator Loop Feedback Response
The 9907-014 utilizes a closed-loop control algorithm to maintain setpoint rotational speed by modulating the output signal to the fuel actuator. The response time and loop stability are dependent on the integrated PID settings, which must be tuned to match the specific dynamic characteristics of the prime mover. As a dedicated speed control unit, it processes magnetic pickup (MPU) inputs to determine engine RPM and compensates for load-induced speed variations. To ensure optimal actuator loop feedback response, the output drive signal must be monitored to verify that the actuator travel remains within the mechanical limits defined for the application.
Frequently Asked Questions
Q: Is the 9907-014 compatible with load-sharing systems?
A: No, the 9907-014 is architected exclusively for speed control. It lacks the internal circuitry and communication capabilities required for load-sharing applications common in the wider 2301A series.
Q: Can the 9907-014 be operated in high-vibration environments?
A: The chassis is constructed from sheet metal, providing structural integrity. However, verify that mounting locations adhere to standard industrial vibration limits and ensure that all electrical connectors are secured against loosening.
Field Installation Guidelines
- Mounting: Secure the sheet metal chassis to a flat, vertical surface within the control panel. Ensure adequate clearance for the 8.625 x 7.25 x 2.5 inch envelope.
- Wiring: Use shielded cabling for all speed sensor (MPU) inputs to prevent induced noise from distorting the RPM signal. Ground the shield at the control unit side only.
- Power Input: Ensure the 20-40 VDC power source is filtered and regulated to prevent voltage fluctuations that could interfere with control stability.
- Actuator Connection: Connect the actuator drive lines using appropriately sized wire to minimize voltage drop, ensuring the unit can maintain the full current range required for valve or fuel rack positioning.
- Validation: Perform a cold-start test to calibrate the idle speed setpoint and verify the responsiveness of the governor under no-load conditions before engaging the load.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
The Shift to Flexible IO Modules in Modern Industrial Automation
Traditional control systems rely on dedicated Input Output (IO) cards for industrial automation. Each conventional module processes a single signal type, such as Digital Input (DI), Digital Output (DO), Analog Input (AI), or Analog Output (AO). A standard 16-channel card accepts only one specific channel type across all ports. This inflexible hardware design often creates severe engineering bottlenecks during project execution. Engineers frequently must install entirely new cards to accommodate a single extra sensor. Consequently, late design changes increase control cabinet space requirements and drive up project costs.
DCS Commissioning Steps in Industrial Automation Projects
Commissioning a Distributed Control System (DCS) represents a crucial milestone when deploying modern process automation infrastructure. Field engineers must execute systematic verification steps to transition complex control hardware from static installation to dynamic plant control. Proper commissioning ensures that controllers, I/O modules, network switches, and HMI software operate in strict compliance with engineering design specifications before introducing live process fluids.
PLC and DCS Control System Spares Strategy: Engineering Guidelines
Modern factory automation relies on high-speed fiber optic backbones to link distributed control systems across noise-intensive industrial environments. Unlike copper wiring, optical fibers transmit data via light pulses, making them completely immune to electromagnetic interference (EMI). Field engineers must master optical cable joining and fusion splicing techniques to guarantee low-loss data transmission across critical Programmable Logic Controller (PLC) and Distributed Control System (DCS) nodes.