Preferred
440R-S12R2
Guardmaster Single Input Safety Relay
Serial #:
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Lifecycle status:
Active
Description
Guardmaster Single Input Safety Relay (SI), 1 Dual Channel Universal Input, 1 N.C. Solid State Immediate Auxiliary Outputs
Preferred
440R-S12R2
Guardmaster Single Input Safety Relay
Serial #:
This product has not been verified. Please {} to confirm authenticity.
register your product
Lifecycle status:
Active
Description
Guardmaster Single Input Safety Relay (SI), 1 Dual Channel Universal Input, 1 N.C. Solid State Immediate Auxiliary Outputs
Overview
Electrical & Connectivity
General Features
Power & Electrical Characteristics
Compliance & Environment
Standards & Protection
Technical Specifications
Performance Level
Physical Characteristics
Mechanical
Construction
Drawings
Documents
Certifications
Alternative Products
Technotes
| Unique Product Identifier |
440R-S12R2
|
|---|---|
| UPC |
885630181677
|
| Estimated Lead Time |
5 days
|
| Standard Warranty Duration |
1 year See details |
| Country of Origin |
Multiple
|
| Power Supply |
24V DC
|
|---|
| Aggregate current of outputs per module, max |
6 A
|
|---|---|
| Continuous auxiliary output current |
50 mA
|
| Continuous safety output current |
UL: C300, AC-15: 1.5 A/250V AC, DC-13: 2 A/24V DC (0.1 Hz)
|
| Evaluation inputs |
One- and two-channel
|
| Model |
Basic device
|
| Number of outputs, safety related, delayed, semiconductors |
0
|
| Number of outputs, safety related, delayed, with contact |
0
|
| Number of outputs, safety related, undelayed, semiconductors |
0
|
| Number of outputs, safety related, undelayed, with contact |
2
|
| Number of outputs, signalling function, delayed, semiconductors |
0
|
| Number of outputs, signalling function, delayed, with contact |
0
|
| Number of outputs, signalling function, undelayed, semiconductors |
1
|
| Number of outputs, signalling function, undelayed, with contact |
0
|
| Operating voltage |
20.4 V
|
| Other output |
SWS output
|
| Power consumption |
2.5 W
|
| Rated control supply voltage at DC |
24 V
|
| Suitable for monitoring of emergency-stop circuits |
True
|
| Suitable for monitoring of magnetic switches |
True
|
| Suitable for monitoring of optoelectronic protection equipment |
True
|
| Suitable for monitoring of position switches |
True
|
| Suitable for monitoring of proximity switches |
True
|
| Suitable for monitoring of tactile sensors |
True
|
| Suitable for monitoring of valves |
True
|
| Surge Aux output current |
700 mA
|
| Surge auxillary output current duration, max |
5 ms
|
| Surge safety output current duration, max |
5 ms
|
| Surge safety output current, max |
1.5 A
|
| Type of electric connection |
Screw connection
|
| Voltage type for actuating |
DC
|
| Wire size |
0.2 to 2.5 mm²
|
| With feedback circuit |
True
|
| With muting function |
False
|
| With start input |
False
|
| Category |
Up to 4
|
|---|---|
| Hardware fault tolerance |
1
|
| Mode of operation |
High demand mode
|
| Operating temperature |
-5 °C
|
| PFHd |
3.98e-09
|
| Relative humidity |
90%
|
| Safe failure fraction |
99 %
|
| Safety integrity level claim limit |
3
|
| DC avg |
99 %
|
|---|---|
| Days of operation |
365 dbays
|
| Hours of operation |
24 h
|
| MTTFd |
262 year
|
| Mission time |
20 year
|
| Performance level |
Up to e
|
| T cycle |
8/8.28 (h/s)
|
Mechanical
| Enclosure protection |
IP40 (NEMA 1)
|
|---|---|
| Mechanical life operations |
1.0E7
|
| Rail mounting possible |
True
|
| Rated control supply voltage at AC 50 Hz |
0 V
|
| Rated control supply voltage at AC 60 Hz |
0 V
|
| Release-delay |
0 s
|
| Shock |
Shock proof, operating: 10 G, 16 ms
|
| Vibration |
10...55 Hz, 0.35 mm
|
| With detachable clamps |
True
|
Construction
| Depth |
113.6 mm
|
|---|---|
| Height |
119.4 mm
|
| Width |
22.5 mm
|
| Drawings | |
|---|---|
| 3-Dimensional STEP model (STP) | Download (ZIP) |
| Product Drawing | Drawing (DWG) |
| Drawings |
|---|
| 3-Dimensional STEP model (STP) Download (ZIP) |
| Product Drawing Drawing (DWG) |
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| General | Publication |
|---|---|
| Product Cutsheet | -- |
| Link to Online Catalog | -- |
| Technical Document | -- |
| Link to Application Examples Brochure | SAFETY-WD001 |
| Link to Connection Diagrams | -- |
| Link to Application and Wiring Diagram Brochure | SAFETY-WD001 |
| User Manual | Publication |
|---|---|
| 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.
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This product was certified with the above certifications as of 2026-08-27. 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.
Looking for certification documents?
Explore certifications for this product and more in our comprehensive Literature Library.
Regulatory Information
| EU Importer Address |
Rockwell Automation N.V |
|---|---|
| EU Authorized Representative Address |
Rockwell Automation N.V |
Items Per Page:
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Overview
| Unique Product Identifier |
440R-S12R2
|
|---|---|
| UPC |
885630181677
|
| Estimated Lead Time |
5 days
|
| Standard Warranty Duration |
1 year See details |
| Country of Origin |
Multiple
|
Electrical & Connectivity
| Power Supply |
24V DC
|
|---|
| Aggregate current of outputs per module, max |
6 A
|
|---|---|
| Continuous auxiliary output current |
50 mA
|
| Continuous safety output current |
UL: C300, AC-15: 1.5 A/250V AC, DC-13: 2 A/24V DC (0.1 Hz)
|
| Evaluation inputs |
One- and two-channel
|
| Model |
Basic device
|
| Number of outputs, safety related, delayed, semiconductors |
0
|
| Number of outputs, safety related, delayed, with contact |
0
|
| Number of outputs, safety related, undelayed, semiconductors |
0
|
| Number of outputs, safety related, undelayed, with contact |
2
|
| Number of outputs, signalling function, delayed, semiconductors |
0
|
| Number of outputs, signalling function, delayed, with contact |
0
|
| Number of outputs, signalling function, undelayed, semiconductors |
1
|
| Number of outputs, signalling function, undelayed, with contact |
0
|
| Operating voltage |
20.4 V
|
| Other output |
SWS output
|
| Power consumption |
2.5 W
|
| Rated control supply voltage at DC |
24 V
|
| Suitable for monitoring of emergency-stop circuits |
True
|
| Suitable for monitoring of magnetic switches |
True
|
| Suitable for monitoring of optoelectronic protection equipment |
True
|
| Suitable for monitoring of position switches |
True
|
| Suitable for monitoring of proximity switches |
True
|
| Suitable for monitoring of tactile sensors |
True
|
| Suitable for monitoring of valves |
True
|
| Surge Aux output current |
700 mA
|
| Surge auxillary output current duration, max |
5 ms
|
| Surge safety output current duration, max |
5 ms
|
| Surge safety output current, max |
1.5 A
|
| Type of electric connection |
Screw connection
|
| Voltage type for actuating |
DC
|
| Wire size |
0.2 to 2.5 mm²
|
| With feedback circuit |
True
|
| With muting function |
False
|
| With start input |
False
|
Compliance & Environment
| Category |
Up to 4
|
|---|---|
| Hardware fault tolerance |
1
|
| Mode of operation |
High demand mode
|
| Operating temperature |
-5 °C
|
| PFHd |
3.98e-09
|
| Relative humidity |
90%
|
| Safe failure fraction |
99 %
|
| Safety integrity level claim limit |
3
|
Technical Specifications
| DC avg |
99 %
|
|---|---|
| Days of operation |
365 dbays
|
| Hours of operation |
24 h
|
| MTTFd |
262 year
|
| Mission time |
20 year
|
| Performance level |
Up to e
|
| T cycle |
8/8.28 (h/s)
|
Physical Characteristics
Mechanical
| Enclosure protection |
IP40 (NEMA 1)
|
|---|---|
| Mechanical life operations |
1.0E7
|
| Rail mounting possible |
True
|
| Rated control supply voltage at AC 50 Hz |
0 V
|
| Rated control supply voltage at AC 60 Hz |
0 V
|
| Release-delay |
0 s
|
| Shock |
Shock proof, operating: 10 G, 16 ms
|
| Vibration |
10...55 Hz, 0.35 mm
|
| With detachable clamps |
True
|
Construction
| Depth |
113.6 mm
|
|---|---|
| Height |
119.4 mm
|
| Width |
22.5 mm
|
Drawings
| Drawings | |
|---|---|
| 3-Dimensional STEP model (STP) | Download (ZIP) |
| Product Drawing | Drawing (DWG) |
| Drawings |
|---|
| 3-Dimensional STEP model (STP) Download (ZIP) |
| Product Drawing Drawing (DWG) |
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
Documents
|
Product Cutsheet
General
-- |
|
Link to Online Catalog
General
-- |
|
Technical Document
General
-- |
|
Link to Application Examples Brochure
General
SAFETY-WD001 |
|
Link to Connection Diagrams
General
-- |
|
Link to Application and Wiring Diagram Brochure
General
SAFETY-WD001 |
|
440r-um013_-en-p
User Manual
440R-UM013 |
| General | Publication |
|---|---|
| Product Cutsheet | -- |
| Link to Online Catalog | -- |
| Technical Document | -- |
| Link to Application Examples Brochure | SAFETY-WD001 |
| Link to Connection Diagrams | -- |
| Link to Application and Wiring Diagram Brochure | SAFETY-WD001 |
| User Manual | Publication |
| 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
Search the Literature Library
Certifications
This product was certified with the above certifications as of 2026-08-27. 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.
Looking for certification documents?
Explore certifications for this product and more in our comprehensive Literature Library.
Regulatory Information
| EU Importer Address |
Rockwell Automation N.V |
|---|---|
| EU Authorized Representative Address |
Rockwell Automation N.V |
Alternative Products
Items Per Page:
Technotes
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Multiple countries of origin based on manufacturing location
Guardmaster Single Input Safety Relay
440R-S12R2
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