PRODUCT DESCRIPTION
ALLEN BRADLEY 440R-N23129 - Safety Relay
The ALLEN BRADLEY 440R-N23129 is a Guardmaster MSR127RTP single-function safety relay designed for monitoring hardwired safety devices in industrial automation systems. This component provides critical safety interlocking and emergency stop functionality, ensuring compliance with international safety standards up to PLe/Category 4 and SIL 3. It is engineered for integration into machine guarding, access control, and emergency shutdown circuits across various manufacturing and processing environments.
Technical Specifications:
- SERIES/FAMILY: Guardmaster MSR127RTP
- COMPONENT TYPE: Single-Function Safety Relay
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE: 24V AC/DC
- SAFETY OUTPUTS: 3 Normally Open (N.O.)
- AUXILIARY OUTPUTS: 1 Normally Closed (N.C.)
- OUTPUT CURRENT RATING: 2.5A (Operational), 6A (Thermal)
- MECHANICAL/PHYSICAL:
- TERMINAL TYPE: Screw Terminals
- FORM FACTOR: Compact DIN Rail Mount Module
- INTERFACE/CONTROL:
- INPUTS: Single or Dual Channel Safety Inputs
- START MODE: Monitored Manual Start
- RESET TYPE: Monitored Manual Reset
- SAFETY STANDARDS: EN ISO 13849-1 (PLe, Category 4), IEC 61508 (SIL 3), EN 60204-1, EN 954-1
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals), IP40 (Enclosure)
- MOUNTING STYLE: 35mm DIN Rail
- OPERATING TEMPERATURE: -5°C to +55°C
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Emergency Stop Circuits, Safety Gate Interlocks, Light Curtains, Two-Hand Control Devices
- COMPATIBLE DEVICES: Pushbuttons, Limit Switches, E-Stop Buttons, Light Curtains, Safety Mats