Woodward 5437-051 Relay Interface Module Fast Shipping!

Overview

The Woodward 5437-051 is a 32-channel relay interface module from Woodward’s ProTech series. It provides robust and reliable dry-contact relay outputs for PLC and DCS interfacing, commonly used in turbine control and industrial automation systems.

General Information

• Part Number: 5437-051

• Manufacturer: Woodward

• Series: ProTech (industrial automation relay interface)

• Type: Relay Interface Module

• Mounting: Rack or panel-mounted, suitable for control cabinets

• Technology: 32-channel dry-contact relay outputs with LED indicators

Power Specifications

• Power Supply: Powered via control system bus or external auxiliary supply (typical in ProTech modules)

• Protection:
  • Surge and reverse-polarity safeguards
  • Relay outputs are electrically isolated for field wiring safety

• Indicators: LED status for each relay channel and module health/activity

Communication & Interface

• Interface: Relay outputs controlled via internal control logic or PLC communication network

• Functionality:
  • Direct interface for switching external circuits (e.g. alarms, valves, breakers)
  • Real-time status feedback via LED indicators

• Diagnostics: Built-in channel health indicators and fault detection

I/O & Channels

• Relay Outputs: 32 discrete dry-contact outputs

• Output Type: Electromechanical relays (Form A commonly used)

• Load Capacity: Suitable for control-level loads (typically 2 A @ 250 VAC or equivalent)

• Isolation: Electrically isolated outputs to prevent interference with control logic

• Wiring: Screw-terminal or pluggable connector for field wiring

Environmental

• Operating Temperature: 0 to +55 °C (typical industrial rating)

• Humidity: 5%–95% RH, non-condensing

• Protection Class: IP20 (standard module enclosure)

• Certifications: Meets industrial reliability standards (CE, RoHS, etc.)

Dimensions & Weight

• Weight: ~6.9 lbs (approx. 3.1 kg)

• Form Factor: Modular relay pack, size compatible with ProTech and MicroNet chassis systems

Applications

Ideal for integrating high-channel-count relay control within turbine, generator, and automation systems:

• Alarm and trip signal distribution in power generation

• Field-actuator switching and interlocks in process automation

• Expanding digital output capacity in ProTech/MicroNet control networks