440R-N23134 Ser: B
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Overview of Allen Bradley 440R-N23134 Safety Relay
The Allen Bradley 440R-N23134 is a safety relay from Rockwell Automation’s Guardmaster MSR series, specifically model MSR127RP. Designed for safety-critical applications, it features a 115VAC power supply and is built to meet stringent industry safety standards. This single-function safety relay incorporates monitored manual reset capability and removable terminals for flexible installation and maintenance. With three normally open immediate safety outputs and one normally closed immediate auxiliary output, it supports reliable safety stop functions. The device’s compact 22.5mm housing width fits a wide range of control panels, making it ideal for integration into diverse industrial automation systems.Key Features of Allen Bradley 440R-N23134 Safety Relay
- 115VAC power supply for standard industrial environments
- Monitored manual reset for enhanced operational safety
- Three immediate safety outputs (normally open)
- One immediate auxiliary output (normally closed)
- Removable terminal blocks for easy wiring and maintenance
- Compact 22.5 mm housing width saves panel space
- CAT 4 safety rating compliant with stringent safety standards
- Single-wire safe output not applicable, focusing on reliable multi-wire connection
- Designed for seamless integration with Guardmaster safety systems
Technical Specs of 440R-N23134
| Specification | Details |
|---|---|
| Model Number | 440R-N23134 (MSR127RP) |
| Power Supply | 115VAC |
| Safety Outputs | 3 Immediate Normally Open |
| Auxiliary Output | 1 Immediate Normally Closed |
| Reset Type | Monitored Manual Reset |
| Terminal Type | Removable |
| Housing Width | 22.5 mm |
| Safety Category | CAT 4 |
Applications / Use Case
The Allen Bradley 440R-N23134 safety relay is suited for industrial automation environments where emergency stop and safety monitoring are critical. Typical applications include machine safeguarding, conveyor systems, and manufacturing lines requiring reliable interruption of hazardous operations. Its manual reset feature ensures hazardous conditions are reviewed before restarting equipment, minimizing risk. The relay’s compact design allows it to be deployed in space-constrained control panels without compromising safety performance. It is commonly used in factory automation setups requiring compliance with international safety standards and is well suited for retrofitting existing Guardmaster systems.Related Resources
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