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5463-337 - 48-channel MicroNet Discrete Input Module is available in stock which ships the same day.
5463-337 - 48-channel MicroNet Discrete Input Module comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATIONS:
Part Number: 5463-337
Manufacturer: Woodward
Series: MicroNet
Module Type: Discrete Input (DI)
Number of Channels: 48 Channels
Input Voltage Range: 100–150 VDC (High Voltage Logic)
Input Threshold: 80 VDC (Typical)
Input Current: 2–4 mA (Per Channel)
Response Time: 1 ms (Hardware Filter)
Isolation: 500 Vdc
Operating Temp: -30 °C to +65 °C
Storage Temperature: -40 °C to +85 °C
Availability: In Stock
Origin: United States
FUNCTIONAL DESCRIPTION:
The 5463-337 is a high-density 48-Channel Discrete Input Module designed and manufactured for the Woodward MicroNet control systems. Unlike standard low-voltage modules, the 5463-337 is specifically designed to interface with high-voltage DC field logic, typically found in utility-scale power generation and older industrial infrastructure. It monitors the binary status of contactors, limit switches, and protective relays, converting high-voltage field states into digital data for the MicroNet CPU.
HIGH-VOLTAGE LOGIC INTERFACING
The standout feature of the 5463-337 is its ability to handle 125 VDC nominal input levels. This allows the MicroNet system to integrate directly with station battery banks and high-voltage control circuits without the need for interposing relays. With 48 channels packed into a single module, it provides a compact solution for monitoring complex sequences and extensive alarm matrices in high-voltage environments.
ADVANCED SIGNAL CONDITIONING
To protect the sensitive MicroNet backplane from the electrical noise inherent in high-voltage DC systems, every channel on the Discrete Input Module is equipped with high-grade signal conditioning. The module utilizes 500 Vdc of galvanic isolation and integrated RC filters to suppress transients and contact bounce. This ensures that the control system does not register false triggers from induction or mechanical switch noise, maintaining the deterministic reliability of the control loops.
SYSTEM HEALTH AND FAULT TOLERANCE
The Discrete Input Module is fully integrated into the MicroNet system's continuous self-diagnostic architecture. It performs internal checks to verify the integrity of the input circuitry and its communication link with the main processor. If an internal component fails or if the module detects an invalid hardware state, it immediately flags a fault to the CPU. This allows the system to initiate safe operating modes or redundant logic paths, ensuring the prime mover remains protected.
WHY BUY FROM WOC:
World of Controls supports the specialized needs of high-voltage Woodward systems by offering the 5463-337 in both UNUSED and REBUILT conditions. Our technicians use high-voltage simulation equipment to verify the switching thresholds and isolation integrity of every channel on this module. We maintain a dedicated inventory of MicroNet I/O cards to ensure that your critical infrastructure stays online with minimal downtime. With global logistics and expert technical support, WOC is your reliable partner for high-voltage industrial control components.
What is the Woodward 5463-337?
It is a 48-channel Discrete Input Module for the MicroNet system, specifically designed to monitor high-voltage DC signals (nominal 125 VDC) from field switches and relay contacts.
How does the 5463-337 differ from the 5463-372?
While both are 48-channel discrete input modules, the 5463-372 is designed for standard 24 VDC logic, whereas the 5463-337 is built for high-voltage DC applications, typically in the 100–150 VDC range.
What happens if the input voltage drops below 80 VDC?
The module has a typical threshold of 80 VDC. If the field voltage drops significantly below this level, the module may no longer recognize the input as a logic High (On), which could lead to incorrect status reporting in the control software.
Is it safe to hot-swap a high-voltage module like the Discrete Input Module?
The MicroNet chassis supports hot-swapping; however, extreme care must be taken when handling the Discrete Input Module due to the potential presence of 125 VDC on the field terminal blocks. Always follow site-specific safety protocols and ensure the field wiring is properly handled before removing the module.
