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Allen-Bradley 440R-D22R2 - Safety Relay 24V DC 3A

Allen-Bradley
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Allen-Bradley 440R-D22R2 is a Guardmaster dual input safety relay designed for monitoring safety-related circuits with universal dual channel inputs. This PLC operates at 24V DC with a rated operational current of 3A at 250V AC-15 and 4A at 24V DC-13, featuring 2 dual channel universal inputs, 2 normally open safety outputs, and 1 normally closed solid state auxiliary output. The device is rail mountable with dimensions of 119.4 x 22.5 x 113.6 mm, weighs 0.4 lb, and is rated IP40 for enclosure protection with IP20 terminals. It meets high safety standards including SIL 3 and PL e certifications, with CE, C-UL-US, and TUV approvals. Typical industrial applications include monitoring emergency-stop circuits, proximity switches, valves, and other safety devices.

Key Features & Specifications
  • Type: PLC
  • Power Supply: 24V DC
  • Rated Operational Current: 3A AC-15 at 250V, 4A DC-13 at 24V
  • Inputs: 2 Dual Channel Universal Inputs
  • Outputs: 2 Normally Open Safety Outputs, 1 Normally Closed Auxiliary Output
  • Mounting Type: Rail Mount
  • Degree of Protection: IP40 (enclosure), IP20 (terminals)
  • Operating Temperature: -5 to 55 °C
  • Impulse Withstand Voltage: 2.5 kV
  • Certifications: CE, C-UL-US, TUV, SIL 3, PL e
  • Dimensions (HxWxD): 119.4 x 22.5 x 113.6 mm
  • Weight: 0.4 lb


Product Identification
  • UPC: 885630102207
  • GTIN: 10885630102204