• Microprocessor-based governor control unit for steam turbines, turbogenerators, and turboexpanders
• Configurable in the field by on-site operators
• Standard features include critical speed avoidance, valve limiters, auto start sequence, and first-out indicator for shutdowns

Features

• Controls steam turbine via single extraction and/or admission
• Drives inlet valves for steam using turbine’s split-stage actuators
• Menu-driven software controlled and altered by operator control panel
• Two-line, 24-character display
• 16 contact inputs (4 dedicated, 12 programmable)
• 6 programmable current inputs (4 to 20 mA)

Technical Specifications

• Dimensions: 14W x 11H x 4D (Inches)
• Display Type: Two line x 24 characters
• Enclosure Type: IEC 60529, IP 56
• Features: Overspeed Test Buttons, Critical Speed Avoidance, Valve Limiter(s), Auto Start Sequence, First-Out Indicator for Shutdowns
• Input Voltage: +24 Vdc at 1 A
• Keypad/Display: 30 Multi-function Keypad
• Operating Temperature: -4 to +140 F
• Slot Type: RS-232/RS-422 with Modbus Protocol
• Software Version: 505View or OpView™
• Storage Temperature: -40 to +185 F
• Weight: 9.11 lbs