Woodward CSC3SUWA – Digital Speed Control Module – Key Parameters
1. General Specifications:
Manufacturer: Woodward

Model: CSC3SUWA

Application: Speed governing for gas/diesel engines, turbines, and compressors

Control Type: Digital PID-based speed regulation

2. Electrical & I/O Specifications:
Power Supply:

18–36V DC (typical)

10–35V DC (operating range)

Power Consumption: ≤15W

Speed Sensing Input:

Magnetic Pickup (MPU) or Proximity Sensor

Frequency range: 1 Hz–20 kHz

Analog Inputs:

4–20mA / 0–10V (configurable for load, pressure, temperature, etc.)

Digital Inputs/Outputs:

Programmable discrete I/O (start/stop, alarms, fault reset)

Relay Outputs: SPDT/DPDT for shutdowns, alarms, or load control

3. Speed Control & Performance:
Control Modes:

Isochronous (constant speed)

Droop (load-dependent speed adjustment)

Load sharing (parallel operation support)

Speed Range: 0–20,000 RPM (adjustable)

Accuracy: ±0.25% of setpoint

Stability: ±0.1% steady-state speed regulation

4. Protection & Diagnostics:
Overspeed/Underspeed Protection

Loss of Speed Signal Detection

Fail-Safe Shutdown Logic

Built-in Fault Logging & Diagnostics

5. Communication & Programming:
Protocols:

CANbus (SAE J1939) for engine communication

Modbus RTU (RS-485) for SCADA/PLC integration

Configuration: Programmable via Woodward Toolkit Software

6. Environmental & Mechanical:
Operating Temperature: -40°C to +85°C (-40°F to +185°F)

Housing: Rugged IP40-rated enclosure

Mounting: DIN rail or panel mount

Typical Applications:
Gas/Diesel Generator Sets

Industrial Turbines

Pipeline Compressors

Marine & Offshore Power Systems