Allen-Bradley 440R-C23139 Guardmaster MSR131RTP Safety Relay, 24V AC/DC, 3NO, DIN Rail

Description:

Allen-Bradley 440R-C23139 Safety Relay – Guardmaster MSR131RTP

The Allen-Bradley 440R-C23139 Guardmaster MSR131RTP is a high-performance industrial safety relay designed for monitoring emergency stop devices, safety light curtains, interlock switches, and other machine safety components. Engineered for reliable protection in demanding automation environments, this compact DIN-rail mounted relay delivers dependable safety control performance.

🔹 Key Features:

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Part Number: 440R-C23139

• Series: Guardmaster MSR131RTP

• Supply Voltage: 24V AC/DC

• Safety Outputs: 3 Normally Open (3NO)

• Auxiliary Outputs: 2 NC + Solid State Outputs

• Mounting Type: DIN Rail

• Application: Emergency Stop, Light Curtains, Safety Gates, Interlocks

• Standards: Designed for high-level machine safety applications (PL e / SIL 3 capable systems)

🔹 Applications:

✔ Emergency stop monitoring
✔ Machine guard door monitoring
✔ Light curtain safety systems
✔ Industrial automation safety circuits

The 440R-C23139 safety relay is widely used in manufacturing plants, automation panels, and machine control systems requiring reliable safety monitoring and fast response times.