Loading
Chevron UpChevron Up
Allen-Bradley 440R-D22S2 product image
Allen-Bradley 440R-D22S2 product image
Chevron DownChevron Down
Allen-Bradley 440R-D22S2 product image
Allen Bradley
Best Selling

Guardmaster Dual Input SS Safety Relay

PrintPrint
Print page
EmailEmail
Share page
Product RegistrationProduct Registration
Print QR code
Catalog #: 440R-D22S2
Lifecycle status: Active
Allen-Bradley 440R-D22S2 product image
Allen-Bradley 440R-D22S2 product image
Allen-Bradley 440R-D22S2 product image
Allen Bradley
PrintPrint
Print page
EmailEmail
Share page
Product RegistrationProduct Registration
Print QR code
Lifecycle status: Active
Add to BoM
  • Get Support
Technical Specifications
Drawings
Documents
Certifications
Accessories
Alternative Products
Technotes
Output 2 Solid State
Number of outputs, safety related, undelayed, with contact 0 None
Number of outputs, safety related, delayed, with contact 0 None
Number of outputs, signalling function, undelayed, with contact 0 None
Number of outputs, safety related, undelayed, semiconductors 2 None
Number of outputs, safety related, delayed, semiconductors 0 None
Number of outputs, signalling function, undelayed, semiconductors 1 None
Number of outputs, signalling function, delayed, semiconductors 0 None
With start input False
With muting function False
Voltage type for actuating DC
Rated control supply voltage at DC 24 V
Model Basic device
Type of electric connection Screw connection
Evaluation inputs Other
Power consumption 2 W
Configurable logic AND/OR
Continuous safety output current 14, 24: 1.5 A each, 34, 44: 0.5 A each
Wire size 0.2 to 2.5 mm²
Number of outputs, signalling function, delayed, with contact 0 None
With feedback circuit True
Suitable for monitoring of magnetic switches True
Suitable for monitoring of proximity switches True
Suitable for monitoring of emergency-stop circuits True
Suitable for monitoring of optoelectronic protection equipment True
Suitable for monitoring of position switches True
Suitable for monitoring of tactile sensors True
Suitable for monitoring of valves True
Surge auxillary output current duration, max 5 ms
Continuous auxiliary output current 50 mA
Surge auxiliary output current 700 mA
Other input SWS input
Other output SWS output
Operating voltage 20.4 V
SIL according to IEC 61508 3 None
With approval according to UL True
Stop category according to IEC 60204 0 None
Performance level according to EN ISO 13849-1 Level e
Type of safety according to IEC 61496-1 4
With approval for TUV True
With detachable clamps True
Rated control supply voltage at AC 50 Hz 0 V
Rated control supply voltage at AC 60 Hz 0 V
Vibration 10...55 Hz, 0.35 mm
Shock Shock proof, operating: 10 G, 16 ms
Release-delay 0 s
Rail mounting possible True
Enclosure protection IP40 (NEMA 1)
Safe failure fraction 99 %
PFHd 4.39E-09 None
Mode of operation High demand mode
Category Up to 4
Hardware fault tolerance 1 None
MTTFd 484 year
T cycle 8/28.8 (h/s)
Mission time 20 year
Hours of operation 24 h
DC avg. (EN ISO 13849-1) 99 %
Days of operation 365 dbays
Performance level Up to e
Evaluation input SWS input
Operating temperature -5 °C
Relative humidity 90%
Height 119.4 mm
Width 22.5 mm
Depth 113.6 mm
Sales Info
Repairable NOT_REPAIRABLE
Preferred Availability true
Quick Turnaround false
Dimension Height 2.794
Lead Time 39
Dimension Width 11.989
Dimension Length 11.989
Stock Status STOCKED
Weight 0.181
Weight Unit KG
Dimension Unit CM
Drawings
3-Dimensional STEP model (STP) Download (ZIP)
2-Dimensional Drawing (PDF) Download (PDF)
Product Drawing Drawing (DWG)
Drawings
3-Dimensional STEP model (STP) Download (ZIP)
2-Dimensional Drawing (PDF) Download (PDF)
Product Drawing Drawing (DWG)
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
Type Resource Publication
General Link to Application and Wiring Diagram Brochure SAFETY-WD001
General Product Cutsheet --
General Link to Application Examples Brochure SAFETY-WD001
General Link to Online Catalog --
General Link to Connection Diagrams --
Installation Instructions 440r-in085_-en-p 440R-IN085
User Manual 440r-um013_-en-p 440R-UM013
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Visit the Technical Documentation Center Chevron RightChevron Right Search the Literature Library Chevron RightChevron Right
Korean KC
  • Korean KC
  • Kosha Approval

This product was certified with the above certifications as of 2025-01-26. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

Items Per Page:
1-1 of 1
Items Per Page:
1-1 of 1
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase Chevron RightChevron Right
Technical Specifications
Output 2 Solid State
Number of outputs, safety related, undelayed, with contact 0 None
Number of outputs, safety related, delayed, with contact 0 None
Number of outputs, signalling function, undelayed, with contact 0 None
Number of outputs, safety related, undelayed, semiconductors 2 None
Number of outputs, safety related, delayed, semiconductors 0 None
Number of outputs, signalling function, undelayed, semiconductors 1 None
Number of outputs, signalling function, delayed, semiconductors 0 None
With start input False
With muting function False
Voltage type for actuating DC
Rated control supply voltage at DC 24 V
Model Basic device
Type of electric connection Screw connection
Evaluation inputs Other
Power consumption 2 W
Configurable logic AND/OR
Continuous safety output current 14, 24: 1.5 A each, 34, 44: 0.5 A each
Wire size 0.2 to 2.5 mm²
Number of outputs, signalling function, delayed, with contact 0 None
With feedback circuit True
Suitable for monitoring of magnetic switches True
Suitable for monitoring of proximity switches True
Suitable for monitoring of emergency-stop circuits True
Suitable for monitoring of optoelectronic protection equipment True
Suitable for monitoring of position switches True
Suitable for monitoring of tactile sensors True
Suitable for monitoring of valves True
Surge auxillary output current duration, max 5 ms
Continuous auxiliary output current 50 mA
Surge auxiliary output current 700 mA
Other input SWS input
Other output SWS output
Operating voltage 20.4 V
SIL according to IEC 61508 3 None
With approval according to UL True
Stop category according to IEC 60204 0 None
Performance level according to EN ISO 13849-1 Level e
Type of safety according to IEC 61496-1 4
With approval for TUV True
With detachable clamps True
Rated control supply voltage at AC 50 Hz 0 V
Rated control supply voltage at AC 60 Hz 0 V
Vibration 10...55 Hz, 0.35 mm
Shock Shock proof, operating: 10 G, 16 ms
Release-delay 0 s
Rail mounting possible True
Enclosure protection IP40 (NEMA 1)
Safe failure fraction 99 %
PFHd 4.39E-09 None
Mode of operation High demand mode
Category Up to 4
Hardware fault tolerance 1 None
MTTFd 484 year
T cycle 8/28.8 (h/s)
Mission time 20 year
Hours of operation 24 h
DC avg. (EN ISO 13849-1) 99 %
Days of operation 365 dbays
Performance level Up to e
Evaluation input SWS input
Operating temperature -5 °C
Relative humidity 90%
Height 119.4 mm
Width 22.5 mm
Depth 113.6 mm
Sales Info
Repairable NOT_REPAIRABLE
Preferred Availability true
Quick Turnaround false
Dimension Height 2.794
Lead Time 39
Dimension Width 11.989
Dimension Length 11.989
Stock Status STOCKED
Weight 0.181
Weight Unit KG
Dimension Unit CM
Drawings
Drawings
3-Dimensional STEP model (STP) Download (ZIP)
2-Dimensional Drawing (PDF) Download (PDF)
Product Drawing Drawing (DWG)
Drawings
3-Dimensional STEP model (STP) Download (ZIP)
2-Dimensional Drawing (PDF) Download (PDF)
Product Drawing Drawing (DWG)
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
Documents
Link to Application and Wiring Diagram Brochure General
SAFETY-WD001
Product Cutsheet General
--
Link to Application Examples Brochure General
SAFETY-WD001
Link to Online Catalog General
--
Link to Connection Diagrams General
--
440r-in085_-en-p Installation Instructions
440R-IN085
440r-um013_-en-p User Manual
440R-UM013
Type Resource Publication
General Link to Application and Wiring Diagram Brochure SAFETY-WD001
General Product Cutsheet --
General Link to Application Examples Brochure SAFETY-WD001
General Link to Online Catalog --
General Link to Connection Diagrams --
Installation Instructions 440r-in085_-en-p 440R-IN085
User Manual 440r-um013_-en-p 440R-UM013
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Visit the Technical Documentation Center Chevron RightChevron Right Search the Literature Library Chevron RightChevron Right
Certifications
Korean KC
  • Korean KC
  • Kosha Approval

This product was certified with the above certifications as of 2025-01-26. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

Accessories
Items Per Page:
1-1 of 1
Alternative Products
Items Per Page:
1-1 of 1
Technotes
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase Chevron RightChevron Right
Loading
Find your nearest distributor
Change location
EmailEmail
PhonePhone
Find a partner Chevron RightChevron Right
Guardmaster Dual Input SS Safety Relay
CloseClose
440R-D22S2
Close
Print
Chevron LeftChevron Left
Allen-Bradley 440R-D22S2 product image
Chevron RightChevron Right
Chevron LeftChevron Left
Allen-Bradley 440R-D22S2 product image
Allen-Bradley 440R-D22S2 product image
Chevron RightChevron Right
Phone:
Call
Rockwell Automation Home
Copyright ©2025 Rockwell Automation, Inc.
  1. Chevron LeftChevron Left Rockwell Automation 홈 Chevron RightChevron Right
  2. Chevron LeftChevron Left 제품 Chevron RightChevron Right
Please update your cookie preferences to continue.
This feature requires cookies to enhance your experience. Please update your preferences to allow for these cookies:
  • Social Media Cookies
  • Functional Cookies
  • Performance Cookies
  • Marketing Cookies
  • All Cookies
You can update your preferences at any time. For more information please see our {0} Privacy Policy
CloseClose