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Allen Bradley

Allen Bradley 440R-EM4R2D Guardmaster Expansion Module Delayed

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ManufacturerAllen Bradley

Part number440R-EM4R2D

Power Supply 24V DC

Safety Outputs 4 NO Delayed

Type Expansion Module Delayed Output

Performance Level Level e

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Veteran-owned

CAGE: 9NK75

4 Normally Open delayed safety outputs Configurable timing functions Expansion module for safety relays 24V DC operation DIN rail mount

Product description

The Allen-Bradley 440R-EM4R2D is a Guardmaster Expansion Module with Delayed Outputs, designed to extend the functionality of safety relay systems. It operates on a 24V DC power supply and features four Normally Open (NO) delayed safety outputs. This module allows for configurable timing functions in safety circuits.

This delayed output expansion module is utilized in applications where a time delay is required for safety functions, such as in machine guarding or controlled shutdowns. It integrates seamlessly with compatible basic safety relays, providing expanded control and flexibility in safety system design. The module adheres to high safety standards, including Level e Performance Level and SIL 3.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Allen-Bradley 440R-EM4R2D. We provide reliable access to quality industrial automation components, ensuring your safety systems are efficient and cost-effective.

Technical specifications

Power Supply	24V DC
Safety Outputs	4 NO Delayed
Type	Expansion Module Delayed Output
Performance Level	Level e
SIL Rating	SIL 3
Width	22.5 mm

Common applications

Machine safety with time delay

Controlled shutdown sequences

Safety gate monitoring with delay

Industrial automation

Control panel expansion

Compatible systems

Compatible with Allen-Bradley Guardmaster basic safety relay devices

Also known as

Allen Bradley Guardmaster Delayed Expansion Relay, 440R EM4R2D Safety Module

Replaces / compatible with

The 440R-EM4R2D is an expansion module designed to interface with compatible Allen-Bradley Guardmaster basic safety relays, adding delayed output functionality to safety circuits.

Technical note

Expert tip

This module requires a compatible basic safety relay to function. Ensure the correct model and firmware versions are used for seamless integration.

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Frequently asked questions

What type of timing functions can be configured with the Allen Bradley 440R-EM4R2D expansion module?

The Allen Bradley 440R-EM4R2D expansion module is designed for applications requiring time delays in safety circuits. It can typically be configured for on-delay or off-delay functions, providing flexibility in safety system design.