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8239-025 - 723Plus Digital Control is available in stock which ships the same day.
8239-025 - 723Plus Digital Control comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATIONS:
Part Number: 8239-025
Manufacturer: Woodward
Series: 723Plus
Control Type: Parallel / Load Sharing
Input Power: 18–40 VDC (Low Voltage)
Power Consumption: 40 Watts (Maximum)
Analog Inputs: 4 Channels (Configurable)
Analog Outputs: 3 Channels (Configurable)
Discrete Inputs: 8 Channels
Discrete Outputs: 3 Relay Outputs / 1 Status Relay
Communication: RS-422 / RS-232 Ports
Operating Temp: -40 °C to +70 °C
Availability: In Stock
Origin: United States
FUNCTIONAL DESCRIPTION:
The 8239-025 is a robust 723Plus Digital Control module designed and manufactured by Woodward for sophisticated engine management and generator load-sharing applications. This specific low-voltage model is designed for parallel operation, allowing multiple prime movers to work in synchronization. It combines high-speed digital processing with flexible I/O to manage everything from basic speed governing to complex load division and peak shaving.
DUAL-DYNAMIC SPEED GOVERNING
The 723Plus Digital Control features two complete sets of dynamics one for starting and one for loaded operation. This allows the control to be tuned for a rapid, stable start without overshooting, while maintaining the high-gain stiffness required for precise frequency regulation under load. The digital architecture ensures that these parameters do not drift over time, providing consistent performance in even the most demanding environments.
PARALLEL LOAD SHARING AND SENSOR INTERFACE
As a Parallel version of the 723Plus, the 8239-025 is equipped with dedicated circuitry to interface with other 723Plus controls or older Woodward analog load-sharing modules. It processes real-power signals to ensure that paralleled generators divide the electrical load proportionally. The unit can also be configured to maintain a constant base load or to perform import/export control when tied to a utility grid.
SYSTEM DIAGNOSTICS AND RUGGED DESIGN
To ensure maximum uptime, the 723Plus Digital Control includes extensive internal self-diagnostics that monitor CPU health, memory integrity, and I/O loop status. The hardware is housed in a rugged, fanless enclosure designed for mounting directly on the engine skid or within a control cabinet. It is resistant to the high vibration and thermal cycling typical of marine, power generation, and industrial pumping stations.
WHY BUY FROM WOC:
World of Controls supports the lifecycle of your Woodward 723Plus infrastructure by offering the 8239-025 in both UNUSED and REBUILT conditions. Our technicians verify every unit on specialized test stands, simulating load-sharing scenarios and speed-governing loops to ensure compliance with original performance standards. We maintain a ready-to-ship inventory of 723Plus modules to minimize your operational downtime. With global shipping and 24/7 technical assistance, WOC is your trusted source for high-performance Woodward digital controls.
What is the Woodward 8239-025?
The 8239-025 is a 723Plus Digital Control used for speed governing and load sharing of engines and turbines. It is the low-voltage version (18–40 VDC) specifically configured for parallel operations.
How do I configure the 8239-025 for my specific engine?
Configuration is typically performed using the Woodward Watch Window or a handheld programmer. This allows technicians to set PID dynamics, fuel limits, and load-sharing parameters. Since these are digital controls, the settings can be backed up and cloned to identical units for fast replacement.
What is the difference between the Parallel and Custom versions of the 723Plus?
The Parallel version (like the 8239-025) comes with pre-programmed logic for standard generator load sharing and synchronization applications. Custom versions are typically blank or have application-specific software loaded for unique mechanical drive or specialty control requirements.
Can the 8239-025 be used in a redundant power supply setup?
While the unit has a single power input, it is common practice to use an external diode-coupling module if you wish to provide power from two different DC battery banks to ensure the control remains active if one power source fails.
