Woodward 2301E Speed Control System Technical Specifications
General Information:

Manufacturer: Woodward

Model Number: 2301E

Type: Digital Speed Control System

Primary Application: Turbine/Engine speed control and regulation

Electrical Specifications:

Power Supply: 20-30 VDC (nominal 24 VDC)

Power Consumption: 15W typical (25W max)

Input Signals:

Speed Sensor Input: 2-channel magnetic pickup (50-5000 Hz)

Analog Inputs: 4-20mA or 0-10VDC (configurable)

Output Signals:

Current Output: 4-20mA (load ≤500Ω)

Relay Outputs: Form C contacts (5A @ 30VDC resistive)

Performance Parameters:

Speed Range: 50-5000 RPM (configurable)

Control Accuracy: ±0.25% of setpoint

Stability: ±0.1% of speed range

Response Time: <100ms for 10% step change

Environmental Specifications:

Operating Temperature: -40°C to +70°C (-40°F to +158°F)

Storage Temperature: -50°C to +85°C (-58°F to +185°F)

Humidity: 0-95% non-condensing

Vibration Resistance: 5g (10-2000 Hz)

Protection Rating: IP52 (standard enclosure)

Physical Specifications:

Enclosure: NEMA 1 (standard), NEMA 4 optional

Dimensions: 318 × 267 × 89 mm (12.5 × 10.5 × 3.5 in)

Weight: 4.5 kg (10 lbs) typical

Communication & Configuration:

Programming Interface: RS-232/RS-485 (Toolkit software)

Protocol Support: Modbus RTU

Configuration: PC configurable via Woodward Toolkit

Certifications & Compliance:

Safety: UL 508, CSA 22.2

EMC: EN 61000-6-2, EN 61000-6-4

Marine: ABS, DNV, LR, BV certified versions available

Typical Applications:

Gas turbine control

Diesel engine governing

Compressor control

Power generation systems

Marine propulsion systems