440R-N23126

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Overview of Allen-Bradley 440R-N23126

The Allen-Bradley 440R-N23126 is a Guardmaster monitoring safety relay that provides high-integrity safety control for industrial applications. It features a 24V AC/DC power supply, automatic/manual reset options, and multiple safety output contacts for reliable machine guarding and safety circuit monitoring. The relay is designed for small safety applications such as emergency stops, light curtains, and safety gates.

Key Features

  • Power supply: 24V AC/DC
  • Reset modes: automatic, manual, or monitored manual reset
  • Safety outputs: 3 normally open (N.O.) safety contacts
  • Auxiliary output: 1 normally closed (N.C.) contact for external signaling
  • Input configurations: 1 N.C., 2 N.C., or light curtain inputs
  • Cross fault monitoring to enhance safety reliability
  • Compact 22.5 mm housing width for DIN rail mounting
  • Complies with IEC 61508 SIL 3, ISO 13849-1 PLe, and EN 954-1 Category 4 safety standards
  • LED indicators for power and output status provide easy diagnostics

Technical Specifications

Model 440R-N23126
Power Supply 24V AC/DC
Inputs 1 N.C., 2 N.C., or Light curtain inputs
Outputs 3 N.O. safety outputs, 1 N.C. auxiliary output
Reset Type Automatic, Manual, Monitored manual reset
Response Time 15 ms
Operating Temperature -5 °C to 55 °C (23 °F to 131 °F)
Mounting 35 mm DIN rail
Enclosure Rating IP40 housing, IP20 terminals
Contact Ratings 5 A @ 250V AC resistive
Mechanical Life 2,000,000 operations
Electrical Life 1,000,000 operations (24V DC, 2A resistive)

Applications

The Allen-Bradley 440R-N23126 safety relay is suitable for use in safety circuits requiring high integrity and reliability, such as emergency stop monitoring, safety light curtains, and safety gate interlocks in industrial machinery and automation systems. It enhances machine safety by providing reliable fault detection and safe output switching.

440R-N23126

$0.00

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  • LESS THAN

    1%

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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