World Of Controls understands the criticality of your requirement and works towards reducing the lead time as much as possible.
5461-773 - Actuator Driver Module is available in stock which ships the same day.
5461-773 - Actuator Driver Module comes in UNUSED as well as REBUILT condition.
To avail our best deals for 5461-773 - Actuator Driver Module, contact us and we will get back to you within 24 hours.
TECHNICAL SPECIFICATIONS:
Part Number: 5461-773
Manufacturer: Woodward
Series: NetCon / MicroNet Architecture
Application Type: Actuator Driver Module
Input Signal: Low-latency digital/analog valve drive demand data from backplane bus
Output Type: High-current pulse-width modulated (PWM) or proportional current driver
Operating Voltage: 24 VDC Nominal (Power derived via chassis backplane motherboard)
Control Accuracy: ±0.1% of full-scale output range
Size: Standard single-slot chassis rack plug-in card configuration
Operating Temperature: -40 °C to +70 °C
Mounting: Chassis rack system guide mount (Vertical slot installation)
Repair: 3-7 days
Availability: In Stock
Weight: Approximately 0.7 kg (1.5 lbs)
Country of Origin: United States
The 5461-773 is an Actuator Driver Module designed and manufactured by Woodward for heavy-duty turbine governors and prime mover sequencing networks, operating specifically within the NetCon and early MicroNet processing chassis environments. Positioned as a critical power-amplification stage, this card translates low-power control commands into the high-current driving forces required to physically position fuel valves and steam actuators.
HIGH-CURRENT ACTUATOR INTERFACING:
Primary governor CPUs process complex math to determine exact fuel demands, but their backplane logic circuits lack the electrical capacity to move heavy machinery. The 5461-773 bridges this gap. By receiving low-level demand parameters across the motherboard bus, its onboard power semiconductors modulate heavy proportional currents or high-frequency PWM outputs, providing the raw electrical energy needed to stroke hydraulic or electromechanical valve assemblies.
REAL-TIME FAULT MONITORING & ISOLATION:
The 5461-773 features dedicated electrical isolation barriers alongside loop feedback diagnostics. The card continuously samples the active current flowing through the external actuator coils. If it detects a field wiring problem, such as an open line or a short circuit, it isolates the failure instantly to prevent damage to the backplane logic, while simultaneously raising a diagnostic alarm flag to the master processor.
WHY BUY FROM WOC:
World of Controls is a specialized global authority in the lifecycle extension of active Woodward and GE industrial control architectures, providing the 5461-773 in both UNUSED and REBUILT conditions to eliminate operational latency. Our legacy quality-assurance protocol involves extensive multi-channel load testing across precise current outputs, loop feedback validation checks, component thermal isolation profiling, and static-safe custom industrial packaging. By partnering with WOC, you secure reliable hardware solutions reinforced by 24/7 technical consultation and accelerated global logistics.
What is Woodward 5461-773?
The 5461-773 is a rack-mounted Actuator Driver Module developed by Woodward for NetCon and MicroNet control chassis. It serves as a dedicated power amplification interface that takes low-power logical demand values from the central processor and transforms them into high-current outputs calibrated to drive fuel modulation valves or steam positioning actuators.
What type of driver signal output configuration does this card utilize to prevent excessive heat buildup?
Depending on configuration parameters, the board utilizes highly efficient Pulse-Width Modulation (PWM) switching networks alongside linear current regulators. By switching the solid-state power switches at a high frequency rather than shedding excess voltage as heat through massive resistance, the module maintains tight proportional stroke positioning without requiring active external fan cooling packages.
Why does pulling power or disconnecting the 5461-773 while the turbine is online trigger an immediate system trip?
Disconnecting this module breaks the fuel valve actuator circuit instantly, dropping the drive current to 0mA. This lack of current forces the connected electro-hydraulic or pneumatic actuators back to their safe, spring-loaded baseline states (fully closed), shutting off the engine fuel supply. The main processor will also detect the sudden communication drop and trigger an immediate emergency trip.
