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Woodward 8280-501 Generator Controller Module

Woodward 8280-501 Generator Controller Module

The Woodward 8280-501, also cataloged as the 8280-501 Digital Generator Controller, operates as a dedicated hardware component for speed control, load sharing, and engine-driven generator protection within industrial power generation...

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SKU: 8280-501
Vendor: Woodward
Category: Generator Controller Module
Related Series:

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The Woodward 8280-501, also cataloged as the 8280-501 Digital Generator Controller, operates as a dedicated hardware component for speed control, load sharing, and engine-driven generator protection within industrial power generation platforms.

Hardware Specifications

Parameter Specification
Model 8280-501
Brand Woodward
Origin USA
Weight  2.2 kg
Dimensions 26 x 18 x 6 cm
Operating Temp -40 deg C to +70 deg C
Power Consumption 24 VDC nominal
Communication Interfaces RS-232, RS-485, Modbus RTU
Digital Inputs 12 configurable channels
Digital Outputs 8 relay outputs
Analog Inputs 4 channels (0-10 V or 4-20 mA)
Analog Outputs 2 channels (0-10 V or 4-20 mA)
User Interface Integrated LCD with keypad
Protection Rating IP20
Mounting Type Panel or rack mount

Actuator Loop Feedback Response and Thermal Dissipation Profiles

Operating on a nominal 24 VDC auxiliary power line, the 8280-501 executes real-time governor and voltage regulation algorithms via 4 analog input channels (0-10 V or 4-20 mA) and 12 configurable digital inputs. Internal board components optimize thermal heat sink dissipation profiles across the full -40 deg C to +70 deg C operating range during continuous load-sharing cycles. Dual 0-10 V / 4-20 mA analog outputs and 8 relay outputs deliver low-latency control outputs to preserve rapid actuator loop feedback response during dynamic speed and load transients.

Frequently Asked Questions

Q: What power supply voltage is required for the Woodward 8280-501 controller?

A: The module operates on a nominal 24 VDC power supply input.

Q: What communication protocols and physical interfaces are built into the unit?

A: The controller features integrated RS-232 and RS-485 serial communication ports supporting native Modbus RTU protocol execution.

Q: What I/O density is provided on the terminal blocks of the 8280-501 module?

A: The unit incorporates 12 configurable digital inputs, 8 relay digital outputs, 4 analog inputs (0-10 V or 4-20 mA), and 2 analog outputs (0-10 V or 4-20 mA).

Field Installation Guidelines

  • Fully isolate all 24 VDC auxiliary power and generator potential transformer (PT) / current transformer (CT) inputs prior to attaching terminal block wiring.
  • Route RS-485 and RS-232 communication lines using shielded twisted-pair cabling separated from heavy AC power lines.
  • Connect all cable shielding directly to the panel earth grounding bus bar using short, low-impedance grounding straps.
  • Mount the enclosure securely in a panel cutout or rack assembly, verifying that airflow paths around the IP20 housing support passive thermal heat dissipation.