Woodward 9907-144 | Governor | Controller | Potential Converter
1.9907-144 Product Overview

The Woodward 9907-144 belongs to the 505/505E series digital turbine controllers. It is a microprocessor-based control module designed for single-valve steam turbines, including single extraction/admission systems or split-range actuator configurations.
The controller features a front panel Operator Control Panel (OCP) with a two-line, 24-character display and multi-function keypad, allowing easy on-site configuration and monitoring.
2. 9907-144 Technical Specifications and Parameters
| Parameter | Details |
|---|---|
| Power Supply | +24 VDC, approx. 1 A |
| I/O Outputs | Discrete Outputs: 8 Analog Outputs: 6 Actuator Outputs: 2 |
| Display / HMI | Two-line, 24-character LCD, with multi-function keypad |
| Dimensions | Approx. 14 × 11 × 4 in (35.6 × 27.9 × 10.2 cm) |
| Weight | Approx. 9.11 lbs (4.13 kg) |
| Operating Temperature | –4 to +140 °F (–20 to +60 °C) |
| Storage Temperature | –40 to +185 °F (–40 to +85 °C) |
| Humidity Standard | 95% RH at 20-55 °C for 48 hours without damage |
| Protection Class | Typically meets industrial dust and water protection standards |
| Communication Protocol | Supports Modbus, RS-232 / RS-422 serial interfaces |

3. Brand History
Woodward, Inc., founded in 1870 and headquartered in Fort Collins, Colorado, USA, is a global leader in energy control systems. The company has a long history of innovation in turbine control, engine management, and power generation systems. Woodward products are widely recognized for their reliability and precision in demanding industrial and power generation applications.
4. Applications in Industrial Automation
The 9907-144 plays a critical role in industrial automation and power generation environments:
- Steam Turbine Control: Manages startup, speed regulation, and extraction/admission control of steam turbines.
- Power Generation Systems: Used in power plants to regulate turbine-driven generators for stable frequency and load management.
- Compressor and Pump Drive Control: Ensures precise speed control for turbine-driven compressors and pumps.
- Process Industry Applications: Applied in chemical plants, refineries, and other industries requiring precise turbine operation.
- Safety and Protection Functions: Includes overspeed protection, critical speed avoidance, actuator travel limits, and event logging for operational safety.

1751-675 Price Discount | In Stock,
5464-348 505 Turbine Control | 100% Original,
8440-2150 Price Discount | In Stock,
5466-419 Price Discount | In Stock,
5501-466 Price Discount | In Stock,
9907-825 Price Discount | In Stock,
5461-771 from SAUL ELECTRIC | In Stock,
5403-824 |CPU Module, Origin: United States,
5464-725 505 Turbine Control | 100% Original,
5466-458 from SAUL ELECTRIC | In Stock,
5441-693 Price Discount | In Stock,
5437-1119 |CPU Module, Origin: United States,
5501-466 from SAUL ELECTRIC | In Stock,
8406-113 from SAUL ELECTRIC | In Stock,
8273-041 505 Turbine Control | 100% Original,
5415-737 from SAUL ELECTRIC | In Stock,
5415-703 Price Discount | In Stock,







There are no reviews yet.