Woodward 9907-166 | Digital turbine control unit

The name Woodward 9907-166 is Digital Turbine Control Unit or Speed Controller.

· Electrical parameters

· Input voltage: 90-150Vdc, 88-132Vac (47-63Hz)

· Input/output parameters

· Input options: 2 magnetic reluctance transmitters (MPU), 16 contact inputs, 6 programmable current inputs

· Output types: 2 actuator outputs, 8 relay outputs, 6 programmable current outputs

· Communication ports: 2 Modbus (ASCII or RTU) communication ports

· Operation and display parameters

· Keyboard/Display: 30 keys, 2 rows of LEDs, 24 characters per row

· Mechanical and environmental parameters

· Size: 14 inches (length) x 11 inches (height) x 4 inches (depth)

· Shell type: optional NEMA 4

· Working temperature: -25 to+65 ° C without NEMA 4X, up to 55 ° C with NEMA 4X

· Humidity and Vibration Standards: Lloyd's Env2 Test # 1

· Weight: 9.11 pounds

· Functional parameters

· Control functions: with speed/frequency control, extraction/intake manifold pressure control, turbine or generator load control or limitation, turbine intake manifold pressure 

control or limitation, turbine exhaust manifold pressure control or limitation, power plant inlet and outlet power control or limitation, synchronous load distribution between 

units (with DSL C) ™ Control and other functions

Other functions: equipped with critical speed avoidance (3 speed bands), automatic start sequence (cold and hot start), valve limiter, safety protection (program password 

protection), dual speed/load dynamics, stop first out indication, proximity probe zero speed detection (<0.5Hz), overspeed trip peak speed indication, 505E front panel two 

programmable function keys, remote simulation set point (for speed/load, extraction/intake, auxiliary and cascade), program upload/download function, compressor 

feedforward decoupling algorithm and other functions