Allen-Bradley 440C-CR30-22BBB | Guardmaster Configurable Safety Relay (SIL 3 / PLe, 22 I/O, USB + Serial Ports)

Overview

The Allen-Bradley 440C-CR30-22BBB is a software-configurable safety relay from the Guardmaster 440C-CR30 series, offering 22 configurable safety I/O points and supporting safety standards up to SIL 3 (IEC 62061) and PLe (ISO 13849-1). With built-in USB and serial ports, and two plug-in expansion slots, this 24V DC-powered unit allows flexible integration into small-to-mid-sized machine safety systems.

It’s configured using Connected Components Workbench (CCW) software, allowing intuitive logic design and diagnostics for applications such as emergency stops, light curtains, and safety gates.

Key Features

• 22 Configurable Safety I/O Points – Flexible input/output assignment

• SIL 3 / PLe Safety Rating – Meets global safety standards

• Software Configurable – Via Connected Components Workbench (CCW)

• 1 x USB Port – For programming and configuration

• 1 x Embedded Serial Port – For communication with HMI or controllers

• 2 x Plug-in Slots – Expandable with communication or I/O modules

• 24V DC Operation – Standard power supply for control systems

• DIN Rail Mountable – Compact design for easy panel installation

Technical Specifications

• Catalog Number: 440C-CR30-22BBB

• Power Supply: 24V DC

• Safety I/O: 22 configurable (digital inputs/outputs)

• Ports: 1 USB, 1 Serial (RS-232)

• Expansion: 2 plug-in slots for comms or I/O modules

• Safety Standards:

  • ISO 13849-1: Up to PLe

  • IEC 62061: Up to SIL 3

• Software: Connected Components Workbench (CCW)

• Mounting: DIN rail

• Operating Temperature: -5°C to +55°C

Applications

• Emergency Stop Circuits

• Safety Light Curtains and Laser Scanners

• Safety Gates and Interlocks

• Two-Hand Control and Safe Speed Monitoring

• Compact Machines & OEM Equipment

Why Choose the 440C-CR30-22BBB?

• All-in-one configurable solution for mid-size safety applications

• Flexible I/O reduces hardware and wiring

• Easily programmable with intuitive CCW software

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Available and ready to ship worldwide.