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5462-944 - 32-Channel Discrete Output Module is available in stock which ships the same day.
5462-944 - 32-Channel Discrete Output Module comes in UNUSED as well as REBUILT condition.
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SPECIFICATIONS:
Part Number: 5462-944
Manufacturer: Woodward
Series: MicroNet / MicroNet Plus
Product Type: High-Density Discrete Output (DO) Module
Channels: 32 Independent Output Channels
Output Type: Solid-State Relay / Digital Switch
Rated Load: 24 VDC (Nominal)
Current Capacity: 500 mA per channel (Typical)
Isolation: 500 VDC Channel-to-Backplane
Operating Temperature: -40 °C to +70 °C
Mounting: Chassis / Rack Mounted
Weight: 1.4 kg
Availability: In Stock
Country of Origin: United States
FUNCTIONAL DESCRIPTION:
The 5462-944 32-Channel Discrete Output Module is a high-density digital execution interface designed for Woodward MicroNet and MicroNet Plus control platforms. This module functions as the primary command center for the system's binary logic, providing 32 independent channels to actuate field-side equipment. It is responsible for triggering solenoid valves, starting auxiliary pumps, energizing relay coils, and managing status indication lamps. By converting the digital commands from the Master CPU into 24 VDC electrical signals, the Discrete Output Module enables the control system to physically manage the auxiliary systems of turbines and large-scale industrial engines.
PRECISION SWITCHING AND SYSTEM PROTECTION:
Equipped with 32 solid-state output channels, the Discrete Output Module offers a rugged and reliable alternative to mechanical relay boards. Each channel is engineered with integrated short-circuit and over-current protection, ensuring that a fault in the field-side wiring does not damage the internal module circuitry. The high degree of galvanic isolation protects the MicroNet backplane from electrical transients and inductive kickback common in solenoid-heavy environments. The solid-state design ensures nearly instantaneous response times and an almost infinite operational life compared to traditional mechanical contactors, making it ideal for high-frequency switching applications.
SYSTEM RELIABILITY AND DIAGNOSTICS:
The Discrete Output Module is built for mission-critical reliability. It incorporates onboard self-diagnostics that continuously monitor the health of the output drivers and the integrity of the communication link with the main processor. Front-panel LED indicators provide technicians with a real-time visual status of each of the 32 channels, allowing for rapid identification of inactive or faulted outputs. In the event of a system-level communication loss, the module can be configured to drive all outputs to a pre-defined fail-safe state (Open or Closed), ensuring the machinery remains in a safe condition during a control fault.
AVAILABILITY AND SUPPORT:
World of Controls maintains a consistent stock of the Discrete Output Module in both unused and professionally rebuilt conditions. To ensure maximum reliability, every unit undergoes rigorous functional testing, including full-load simulation on every channel and thermal stress testing to meet original factory specifications. We provide a comprehensive warranty and 24/7 technical support for system integration, wiring diagnostics, and field troubleshooting. Our global logistics network is optimized for the rapid delivery of these critical digital modules, helping you maintain the operational uptime and safety of your power generation assets.
What is the Woodward 5462-944?
It is a 32-channel Discrete Output (DO) Module used in MicroNet and MicroNet Plus systems. It allows the control system to send 24 VDC On/Off commands to up to 32 independent field devices like relays, solenoids, and indicators.
What is the primary use of the Woodward 5462-944?
This module is primarily used for the actuation and sequencing of auxiliary turbine systems. It is the core component for starting pumps, opening/closing isolation valves, and managing the safety trip string in industrial control applications.
How does the module protect itself from field faults?
The Discrete Output Module features 500 VDC galvanic isolation and integrated short-circuit protection. If a solenoid coil fails or a wire is grounded in the field, the module’s internal protection prevents the fault from reaching the system backplane or the Master CPU.
Can the module handle AC loads?
No, the Discrete Output Module is designed for 24 VDC digital loads. To control AC devices, the outputs should be used to energize an external interposing relay capable of handling the required AC voltage and current.
