Woodward|9907-167| 505 Digital Governor Control Unit
Description
The Woodward 9907-167 is a 505 digital governor control unit for steam turbines, designed for precise speed and load regulation.
Features
- Advanced digital control algorithms
- Flexible communication interfaces
- High reliability for turbine applications
- User-friendly configuration interface
Technical Specifications
Electrical
- Supply Voltage: 18–32 V DC
- Power Consumption: 15 W maximum
- Isolation: 1000 V DC input-to-output
Inputs
- Speed Inputs: 2 MPU or proximity probes
- Analog Inputs: 4 channels, 4–20 mA
- Discrete Inputs: 12 channels, 24 V DC
Outputs
- Analog Outputs: 2 channels, 4–20 mA
- Discrete Outputs: 6 relay outputs, 5 A at 125 V AC
- Actuator Output: 0–200 mA
Performance
- Speed Range: 0–15,000 rpm
- Control Accuracy: ±0.1% of full scale
- Update Rate: 10 ms for control loop
Communication
- Protocols: Modbus RTU, Ethernet
- Ports: 1 RS-232, 1 Ethernet
Physical
- Dimensions: 305 x 152 x 102 mm
- Weight: 2.8 kg
- Mounting: Panel or rack mount
Environmental
- Operating Temperature: -40°C to 65°C
- Humidity: 5–95% RH, non-condensing
- Certifications: CE, UL, CSA compliant
Woodward|9907-167| 505 Digital Governor Control Unit



Woodward|9907-167| 505 Digital Governor Control Unit
Description
The Woodward 9907-167 is a 505 digital governor control unit for steam turbines, designed for precise speed and load regulation.
Features
- Advanced digital control algorithms
- Flexible communication interfaces
- High reliability for turbine applications
- User-friendly configuration interface
Technical Specifications
Electrical
- Supply Voltage: 18–32 V DC
- Power Consumption: 15 W maximum
- Isolation: 1000 V DC input-to-output
Inputs
- Speed Inputs: 2 MPU or proximity probes
- Analog Inputs: 4 channels, 4–20 mA
- Discrete Inputs: 12 channels, 24 V DC
Outputs
- Analog Outputs: 2 channels, 4–20 mA
- Discrete Outputs: 6 relay outputs, 5 A at 125 V AC
- Actuator Output: 0–200 mA
Performance
- Speed Range: 0–15,000 rpm
- Control Accuracy: ±0.1% of full scale
- Update Rate: 10 ms for control loop
Communication
- Protocols: Modbus RTU, Ethernet
- Ports: 1 RS-232, 1 Ethernet
Physical
- Dimensions: 305 x 152 x 102 mm
- Weight: 2.8 kg
- Mounting: Panel or rack mount
Environmental
- Operating Temperature: -40°C to 65°C
- Humidity: 5–95% RH, non-condensing
- Certifications: CE, UL, CSA compliant