Safety Relay 440R-D22R2 Allen Bradley Vietnam

 

 

440R-D22R2 is a 2-channel safety relay from Rockwell Automation's Guardmaster® series, used to monitor emergency stop devices, safety door switches, photoelectric sensors, pressure mats, etc.

⚙️ Main features:

  • 2 safety inputs (AND/OR logic selectable)
  • 2 safety NO contacts + 1 auxiliary NC contact
  • Simple installation via rotary switch
  • Slim design of only 22.5mm, DIN rail mounted
  • Complies with SIL3 (IEC 61508) & PLe (ISO 13849) standards

✅ Outstanding advantages:

  • Integrated 2 relays in 1 - saving electrical cabinet space
  • Can extend the safety chain via a single wire
  • With LED lights to indicate power, input, logic and output status
  • Suitable for installation in OEM machinery, automatic production lines