WOODWARD 8200-1302 is the 505D digital governor for steam turbine speed and load control, supporting auto startup, protection and Modbus communication.

Product Overview:

WOODWARD 8200-1302 belongs to Woodward 505D series digital governor, designed for steam turbine control. It integrates controller and graphical HMI panel, realizes turbine speed regulation, load control, automatic start sequence and turbine protection. It adopts panel mounting design, built-in LCD display and operation keypad, supports Modbus RTU to connect with DCS system. Widely used in power plants, chemical plants and offshore platform steam turbine units as critical spare part.

Key Features:

• 505D integrated digital governor for steam turbine control
• Graphical LCD display and physical keypad for local operation
• Auto hot/cold start sequence, critical speed avoidance function
• Dual redundant speed input for magnetic pickup sensors
• 8 configurable analog inputs, 20 contact digital inputs
• 2pcs 4-20mA control outputs, 8 Form-C relay alarm/trip outputs
• Time stamped trip & alarm event recording
• Modbus RTU communication for DCS remote monitoring
• Industrial rugged design, high vibration and EMC resistance

• ATEX and marine certification available for harsh environment

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Technical Specifications:

• Brand: WOODWARD
• Model: 8200-1302
• Series: 505D Digital Governor
• Power Supply: 18–32VDC
• Mounting: Panel cutout mounting
• Display: Graphical LCD screen
• Communication: Modbus RTU
• Operating Temperature: -30℃ ~ +70℃
• Protection Class: IP54 (front panel)

• Certification: ATEX, IACS marine E10

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Compatibility & Application:

Suitable for single and split-range actuator steam turbines. Main applications: power plant steam turbine, chemical industry steam turbine, offshore platform turbine, industrial generator speed governing system. It is common spare part for turbine control cabinet maintenance, replacement and system retrofit.