8280-300 WOODWARD 721 Digital Turbine Governor Controller

The 8280-300 is a microprocessor-based digital governor belonging to Woodward 721 series, dedicated to single-valve steam turbines with extraction or admission functions. It executes precise speed, load and pressure closed-loop control for power plants, oil & gas and industrial boiler turbine units, supporting local parameter tuning and remote system communication.

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Description

Woodward 8280-300 Product Brief & Technical Specifications
Basic Information
Brand: Woodward
Model: 8280-300
Product Name: 721 Digital Turbine Governor Controller
Country of Origin: United States
HS Customs Code: 9032899000
Net Weight: 0.9 kg
Dimensions (W×H×D): 152 mm × 105 mm × 48 mm

8280-300

8280-300

Main Technical Parameters
Power supply range is 18–32 V DC with low power consumption. It integrates dual speed sensing inputs for magnetic pickups and configurable analog I/O channels including 4–20mA input/output. Communication ports cover RS232, RS422 and Modbus RTU protocols for SCADA interconnection. Operating temperature spans -20°C to +65°C, with anti-vibration design for cabinet installation environments.
Key Features
Built-in two-line display and keypad for on-site monitoring and configuration without extra programming tools
Multiple built-in protection logics for overspeed, load limit and extraction pressure overrun
Complete self-diagnosis function to detect sensor, power and communication faults and output alarm signals
Compact panel-mount structure, easy to install and replace in standard control cabinets
Rugged industrial circuit board with anti-interference performance, stable operation under high humidity and electromagnetic interference
Compatible with Woodward 505View tuning software for remote parameter modification and data recording
Meets global industrial EMC and safety standards for power generation control systems

8280-300

8280-300

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