# Allen-Bradley 440R-D22R2 GuardMaster Safety Relay, DI Series, 24V DC, SIL 3, for Light Curtains, Mats, Interlocks - MROSupply.com

***Allen-Bradley 440R-D22R2 is a GuardMaster safety relay from the DI series, designed for monitoring safety devices like light curtains, safety mats, and interlock switches. It operates on a 24V DC supply and provides a safety-rated output for machine control. This unit is certified to SIL 3 and is suitable for building safety circuits that require reliable monitoring of dual-channel safety inputs with a single safety function.***



## Product details:

- Catalog number: 440R-D22R2
- SKU: 5719650
- Price: ***$5,312.50*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Allen Bradley](https://www.mrosupply.com/brands/allen-bradley/)
- Category: 
    - [Contactor Parts & Accessories](htts://www.mrosupply.com/electrical/starters-and-contactors/contactor-parts-accessories/)
    - [Starters and Contactors](htts://www.mrosupply.com/electrical/starters-and-contactors/)
    - [Electrical](htts://www.mrosupply.com/electrical/)
- Unit of measure: each
- Weight: 0.530 lb
- UPC: 885630102207
- Returns: Yes


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Auxiliary contacts: 1
  

  
- Configurable: Yes
  

  
- Depth: 119.4mm
  

  
- Function: Light Beam/Curtain, Safety Mat/Edge, Safety Switch/Interlock
  

  
- Length: 113.6mm
  

  
- Number of channels: 2
  

  
- PL ISO 13849-1: E
  

  
- Range: Guardmaster
  

  
- Reset method: Automatic, manual, monitored
  

  
- Safety category ISO 13849-1: 4
  

  
- Safety contacts: 2
  

  
- Series: DI
  

  
- SIL IEC 61508: 3
  

  
- Supply voltage: 24V DC
  

  
- Terminal type: Screw
  

  
- Width: 22.5mm
  
## Product documents / software:

- [Catalog](https://documents.mrosupply.com/product_documents/57/19/5719650/440r-um013_-en-p.pdf)
- [Specification sheet](https://documents.mrosupply.com/product_documents/57/19/5719650/SPEC_47785518_SpecificationSheet_fyZmUEQ.pdf)

## Product's reviews:
- Great shopping - CORRECT ITEM AND FAST SHIPPING!!
- Pressure switch - Very easy web site. I ordered my part and got in quick. My customer was happy.
- Do you need it? they got it - They have everything that you need, good prices, fast delivery.
- Fast delivery! - I was in a pinch with a project dateline around the corner. MRO was able to get me what I needed before the due date!
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