5462-584 - 4-channel MicroNet Actuator Driver Module

TECHNICAL SPECIFICATIONS:

Part Number: 5462-584
Manufacturer: Woodward
Series: MicroNet / MicroNet Plus
Module Type: Actuator Driver
Number of Channels: 4 Channels
Output Current: 0–20 mA or 0–200 mA (Software Selectable)
Resolution: 12-Bit
Accuracy: 0.2% of full scale
Update Rate: 5 ms
Max Load Resistance: 600 Ω (Low Range) / 45 Ω (High Range)
Isolation: 500 Vdc
External Power: 18–32 VDC (24 VDC Nominal)
Operating Temp: -30 °C to +65 °C
Availability: In Stock
Origin: United States

FUNCTIONAL DESCRIPTION:

The 5462-584 is a 4-Channel Actuator Driver Module engineered for the Woodward MicroNet control platform. It serves as a specialized output interface, providing the proportional current needed to operate steam or fuel valves and various industrial actuators. By translating digital commands from the CPU into precise analog signals, the 5462-584 allows the MicroNet system to maintain exact control over turbine speed, load, and critical process variables.

ADVANCED ACTUATION AND PRECISION

Each of the module's four independent channels is software-configurable. This flexibility allows the module to drive standard 0–20 mA positioners or higher-current 0–200 mA actuators. The 12-bit resolution ensures smooth, incremental adjustments to valve positions, which is essential for optimizing the efficiency of power generation and mechanical drive systems.

SYSTEM PROTECTION AND ISOLATION

To ensure reliability in demanding industrial environments, the 5462-584 provides 500 Vdc of galvanic isolation between the field wiring and the MicroNet backplane. This isolation prevents electrical noise and ground loops from affecting the central processor's integrity. The module is also built to handle the inductive loads typical of actuator coils, featuring a robust output stage that maintains accuracy across a wide temperature range.

INTEGRATED DIAGNOSTICS AND FAILSAFE MODES

The module is fully integrated into the MicroNet continuous self-diagnostic architecture. It monitors its internal hardware and the integrity of the output loops in real-time. If a fault is detected, such as an open circuit or a loss of external 24 VDC field power, the module immediately flags the error to the CPU. Additionally, the outputs can be configured to hold their last value or move to a safe state during a communication loss, providing a vital layer of protection for the machinery.

WHY BUY FROM WOC:

World of Controls supports your Woodward infrastructure by offering the 5462-584 in both UNUSED and REBUILT conditions. Every module is subjected to rigorous testing on specialized MicroNet test benches to verify current output accuracy and diagnostic functionality. With global shipping capabilities and 24/7 technical support, WOC is your trusted source for high-integrity actuator driver modules.

FREQUENTLY ASKED QUESTIONS:

What is the Woodward 5462-584?

The 5462-584 is a 4-channel Actuator Driver module for MicroNet systems. It provides the precise proportional current required to control turbine fuel valves and other actuators.

How does this module differ from a standard Analog Output?

While similar, the Actuator Driver is specifically designed with higher current capabilities (up to 200 mA) and enhanced diagnostic features specifically for driving inductive actuator coils.

What happens if the field wiring is disconnected?

The Actuator Driver module features Open Load detection. If the module senses a break in the circuit, it will trigger an alarm through the MicroNet control software, allowing for immediate troubleshooting.

Can this module be used in a redundant MicroNet Plus system?

Yes, the Actuator Driver module is fully compatible with both Simplex and Redundant MicroNet architectures, where it can be used to manage critical control paths for increased system availability.