Allen-Bradley 440R-D22R2 Guardmaster Safety Relay Dual Input Safety Relay 24V DC

$ 520.00

About this item

Allen-Bradley 440R-D22R2 Safety Relay is a reliable Guardmaster dual-input safety relay designed for monitoring safety devices in industrial automation and machine safety applications. With 24 V DC operation and dual-channel safety inputs, it provides dependable safety control for emergency stops, safety switches, and protective devices.

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The Allen-Bradley 440R-D22R2 Guardmaster Safety Relay is a high-quality dual-input safety monitoring relay designed for reliable protection of industrial machinery and automation systems. It provides safe monitoring of emergency stops, safety gates, safety switches, light curtains, and other safety devices to ensure rapid machine shutdown when a hazardous condition is detected.

Featuring two dual-channel universal inputs, two normally open safety outputs, and one solid-state auxiliary output Allen-Bradley 440R-D22R2 delivers flexible safety control, advanced diagnostics, and dependable operation in demanding industrial environments. The dual-channel input arrangement allows compatible safety devices to be monitored through redundant input channels, supporting safety-related control architectures where reliable fault detection is required.

The Allen-Bradley 440R-D22R2 is part of the Allen-Bradley Guardmaster Safety Relays family from Rockwell Automation and is designed for integration into industrial machine safety systems. It operates from a 24 VDC power supply and provides a compact solution for safety monitoring inside electrical control panels. With a housing width of only 22.5 mm, the relay can help save valuable panel space while still providing multiple safety functions.

The safety relay features allowing it to support compatible safety devices and monitoring arrangements. These inputs can be used for applications such as emergency stop devices, safety switches, safety gates, and other compatible machine safety components.

Specification Details : Allen-Bradley  440R-D22R2

 

Specification Details
Model Number 440R-D22R2
Manufacturer Allen-Bradley (Rockwell Automation)
Series Guardmaster Safety Relays
Type Dual Input Safety Relay
Power Supply 24 VDC
Safety Inputs 2 × Dual-Channel Universal Inputs
Safety Outputs 2 × Normally Open (N/O) Safety Outputs
Auxiliary Output 1 × Solid-State N/C Auxiliary Output
Logic Configuration AND / OR Configurable Logic
Reset Function Automatic, Manual, or Monitored Reset
Terminal Type Removable Screw Terminals
Mounting DIN Rail Mount
Protection Rating IP40
Performance Level Up to PLe
Safety Integrity Level SIL 3
Power Consumption 2.5 W
Dimensions – Width 22.5 mm
Dimensions – Height 119.4 mm
Dimensions – Depth 113.6 mm
Application Safety Monitoring and Machine Protection Systems

 

Feature Benefit
Reliable Safety Monitoring Provides dependable monitoring for industrial machine safety applications.
Emergency Stop & Safety Gate Support Suitable for emergency stop circuits and safety gate applications.
Dual-Channel Input Monitoring Enhances safety by monitoring redundant input channels.
Two Safety-Rated N/O Outputs Provides reliable switching for safety-related machine control circuits.
Configurable AND/OR Logic Allows flexible configuration for different safety control requirements.
Single-Wire Safety Expansion Supports expansion of safety functions using compatible single-wire connections.
Compact 22.5 mm Housing Saves valuable space inside electrical control panels.
DIN Rail Mounting Enables quick and convenient installation in control cabinets.
Integrated Diagnostics Helps identify faults and simplifies troubleshooting and maintenance.
High-Performance Safety Design Designed for demanding industrial machine safety applications.
Application Purpose / Use
Industrial Machine Safety Systems Provides safety monitoring and control for industrial machinery.
Emergency Stop Circuits Monitors emergency stop devices and helps bring machinery to a safe state.
Safety Door & Guard Monitoring Monitors machine access doors and protective guards.
Light Curtain Monitoring Supports safety monitoring of light curtain protection systems.
Robotic Automation Cells Helps protect personnel around automated robotic equipment.
Packaging Machinery Provides safety control for automated packaging machines.
CNC Machines Supports safety monitoring for CNC and machining equipment.
Conveyor Systems Helps monitor safety devices used on conveyor systems.
Production Lines Provides safety relay functionality across automated production equipment.
Factory Automation Control Panels Integrates safety monitoring into industrial control and automation panels.

What’s Included

  • Allen-Bradley 440R-D22R2 Guardmaster Dual Input Safety Relay

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