Woodward 505 (P/N 9907-164) Turbine Control Panel
Optimize your steam turbine performance with the Woodward 505 (P/N 9907-164) Digital Turbine Control Panel. Featuring 18-32 VDC power, a rugged NEMA 4X enclosure, and Class I Div 2 hazardous location certifications, this OEM controller ensures precise speed control, dual actuator support, and reliable operation in demanding industrial environments.
Woodward 505 (P/N 9907-164) Turbine Control Panel
The Woodward 505 (Part Number 9907-164) is an advanced digital control system engineered specifically for the precise operation, protection, and monitoring of industrial steam turbines and expanders. Housed in a rugged NEMA 4X enclosure, this microprocessor-based controller is built to withstand harsh industrial conditions and is fully certified for use in hazardous locations, including Class I Division 2 and Class I Zone 2 environments. The intuitive front panel features a clear LCD display, a tactile membrane keypad for easy configuration, and a dedicated emergency stop button for immediate safety intervention.
Operating on a reliable 18-32 VDC power supply (77VA), the 9907-164 model offers extensive I/O connectivity to manage complex turbine operations. The rear terminal block is equipped to seamlessly integrate with dual actuators, dual magnetic pickup speed sensors, multiple 4-20mA analog inputs and outputs, and discrete contact inputs/outputs. Designed to provide industry-leading reliability, the Woodward 505 ensures optimal speed and load control for generator sets, mechanical drives, and compressor applications.
Technical Specifications:
- Manufacturer: Woodward
- Model/Part Number: 505 / 9907-164
- Power Input: 18-32 VDC, 77VA
- Enclosure Rating: NEMA 4X
- Ambient Operating Temperature: -25°C to 60°C
- Hazardous Location Classifications: Class I Div 2 Groups A, B, C, D T3B; Class I Zone 2 Group IIC T3B; EEx nA II T3 X
- I/O Capabilities: Actuator #1 & #2, Speed Sensor #1 & #2, Analog 4-20mA Inputs/Outputs, Governor 4-20mA Outputs, Discrete Contact I/O
- Certifications: UL/cUL Listed (4M77), CE, ATEX (Ex II3G)

| Brand | Woodward |
|---|---|
| Model | 505 (P/N 9907-164) |
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