Name: Woodward 5441‑629 Relay Interface Unit Industrial Relay Interface Module for Control Systems with 5 A Channel Switching
Brand: Woodward
SKU: 6251
Availability: InStock
Rating: 5.0 (1 reviews)

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The Woodward 5441‑629 Relay Interface Unit is a versatile industrial control module designed to bridge automated control systems with field‑level equipment through reliable relay outputs. Engineered to perform in rugged environments, this interface unit offers dependable switching performance and flexible integration with PLCs, DCS, or legacy Woodward control platforms. It’s widely used in industrial automation where discrete control of loads and devices is essential, ensuring clear signal transitions and robust performance across processes.

Technical Specifications

Specification	Details
Model	Woodward 5441‑629
Module Type	Relay Interface Unit
Manufacturer	Woodward (USA)
Function	Switches and controls electrical loads using relay outputs
Relay Current Rating	Up to 5 A per relay channel
Voltage Supply	24 V DC (nominal)
Number of Channels	Multiple relay outputs (system dependent)
Contact Configuration	Configurable as normally open or normally closed
Operating Temperature	–40 °C to +70 °C (typical industrial range)
Mounting	DIN‑rail or panel compatible
Dimensions (W × H × D)	229 × 178 × 45 mm
Weight	1.0 kg
Country of Origin	USA
Warranty	Typically 12 months (subject to supplier)

This relay interface unit features robust electrical isolation and surge protection to preserve signal integrity, making it a reliable choice for harsh industrial settings.

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Applications

The 5441‑629 Relay Interface Unit is commonly deployed in systems where dependable relay switching is needed:

Industrial automation signal distribution
Switching actuation circuits in turbine, generator, and engine controls
Interface between PLC/DCS logic and field devices
Load control in manufacturing and processing lines
Legacy Woodward control systems requiring discrete output expansion

Key Advantages

Reliable Industrial Switching – Supports up to 5 A per channel for versatile load control.
Flexible Integration – Compatible with a variety of automation controllers.
Wide Environmental Range – Operates effectively under broad temperature conditions.
Configurable Outputs – Relay contacts can be set as normally open or closed.
Rugged Design – Built to meet the demands of industrial control environments.

Technical FAQs

1. What is the primary function of the 5441‑629?
It is a relay interface unit that switches electrical loads based on control system commands.

2. What voltage does this unit use?
The module operates on 24 V DC nominal supply.

3. How much current can each relay channel handle?
Each relay channel supports up to 5 A of current.

4. What are the physical dimensions?
Approximately 229 × 178 × 45 mm.

5. How much does the module weigh?
About 1.0 kg.

6. Is it suitable for harsh environments?
Yes, it is designed to operate from –40 °C to +70 °C.

7. What types of contact configurations are supported?
Relay contacts can be configured as normally open or normally closed depending on the application.

8. How is it mounted?
It can be mounted on DIN rail or panel, depending on installation needs.

9. Can this interface unit work with PLC and DCS systems?
Yes, it integrates with PLCs, DCS, and other control platforms to manage relay outputs.

10. Is the part still manufactured?
Woodward has discontinued several legacy modules, but the 5441‑629 remains available through surplus and aftermarket suppliers.

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