Woodward 9907-164 Governor Control Unit for Steam Turbines

Overview

The Woodward 9907-164 is a governor control unit designed for efficient control of steam turbines, turbogenerators, and turboexpander modules. As part of the Woodward 505/505E series, this unit delivers precise and reliable turbine control for various industrial applications.

Key Features

Turbine Control: Directly manages steam turbines using single extraction or admission with split-stage actuators.
User Interface: The 30-key multi-function keypad and two-line display enable quick configuration and real-time monitoring.
Flexible Input Options: Includes 16 contact inputs (4 dedicated, 12 programmable) and 6 programmable current inputs (4-20 mA).
Advanced Safety: Features such as critical speed avoidance, valve limiters, and shutdown indicators enhance the safety and reliability of operations.
Field Configurable: Easily adjust parameters and settings directly via the integrated operator control panel.

Technical Specifications

Specification	Woodward 9907-164
Dimensions	14W x 11H x 4D inches
Display Type	Two-line, 24 characters
Enclosure Type	IEC 60529, IP 56
Keypad/Display	30 Multi-function Keypad
Input Voltage	+24 Vdc at 1 A
Input Options	16 contact inputs (4 dedicated, 12 programmable)
	6 programmable current inputs (4-20 mA)
Operating Temperature	-4°F to +140°F (-20°C to +60°C)
Storage Temperature	-40°F to +185°F (-40°C to +85°C)
Software Version	505View or OpView
Communication Protocol	RS-232/RS-422 with Modbus Protocol
Humidity Standards	95% humidity at 48 hours, 20°C to 55°C
Weight	9.11 lbs (4.13 kg)
Slot Type	Compatible with standard Woodward slots

Description

The Woodward 9907-164 is designed to offer exceptional control over steam turbines, turbogenerators, and turboexpander modules. With its intuitive 30-key keypad and two-line display, the unit ensures quick setup and smooth operation. It integrates seamlessly into various systems using its RS-232/RS-422 Modbus communication and offers flexible input options.

Moreover, the Woodward 9907-164 includes advanced safety features like critical speed avoidance and valve limiters, minimizing the risk of malfunction. By offering easy field configurability, operators can quickly adjust the unit for their specific needs, making it highly versatile. The unit operates reliably within an IP56-rated enclosure, ensuring durability in harsh industrial environments.