Woodward 9907-162 is a 505-series microprocessor digital turbine governor for steam turbine speed and extraction pressure control. It delivers ±0.1% precise speed regulation with multi-channel analog I/O and Modbus communication. Equipped with full safety interlocks, wide temperature tolerance and IP54 front panel, it supports field parameter configuration via LCD keypad for power plant and industrial prime mover control systems.
Woodward 9907-1183 is a 24V 505E digital turbine governor with a 32-bit processor for steam turbine speed, load and extraction pressure control. It features 6 analog I/O channels, dual Modbus RS485 ports and ±0.25% speed accuracy. With wide temperature tolerance, IP54 front panel and Class I Div 2 certification, it suits power plant turbogenerators and petrochemical turboexpanders.
Woodward 8272-683 is a digital reference controller that outputs isolated 0–10kHz pulse signals as precise speed setpoints for turbine and engine governors. It provides three adjustable speed presets and dual linear ramp functions, compatible with Woodward 2301 and SPC series. Operating on wide 10–45 VDC power with -40°C to +85°C tolerance, it offers status relay feedback for gensets, marine prime movers and industrial test benches.
Woodward 8200-226 is an SPC servo position controller dedicated to turbine and engine valve closed-loop control. It accepts 4–20mA, voltage and PWM commands, supports LVDT/RVDT feedback with high precision, and offers multiple configurable actuator drive currents. Equipped with DeviceNet and RS232 service port, it operates on wide 24VDC power. Featuring wide temperature tolerance, strong shock/vibration resistance and ATEX marine certifications, it suits power, petrochemical and marine prime mover control systems.
