Woodward 8200-226

Digital Speed Controller / Servo Position Controller

Specifications

• Manufacturer: Woodward, Inc.
• Model: 8200-226 (8200 Digital Control Series)
• Function: High‑precision digital speed and servo position controller for turbines and reciprocating engines
• Power Supply: 18–32 VDC (nominal 24 VDC)
• Control Inputs: 4–20 mA, 1–5 VDC, or PWM; 200 Ω input impedance
• Output Drive: ±10 mA to ±250 mA bipolar, software configurable
• Control Resolution: 11‑bit high‑definition positioning
• Processor: Dual‑core ARM Cortex‑A53; 512 MB RAM, 4 GB Flash
• Operating Temperature: –40 °C to +70 °C
• Protection: Short‑circuit, reverse polarity, overvoltage
• Dimensions: 329 × 203 × 65 mm
• Weight: 1.55 kg (3.42 lbs)
• Certifications: CE, RoHS, SIL 2, FAA PMA, EASA

Features

• Precision Speed Regulation: Maintains stable engine speed under varying loads; minimizes hunting
• Flexible Signal Compatibility: Accepts analog and PWM commands for easy integration
• High‑Current Bipolar Drive: Directly drives servo valves and actuators for accurate fuel/valve positioning
• Robust Diagnostics: Detects driver error, overcurrent, and actuator faults
• Rugged Construction: Aluminum alloy enclosure; withstands 30 G shock, 0.7 G vibration (5–2000 Hz)
• Industrial & Aerospace Grade: Suitable for power generation, marine propulsion, and APU applications