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Guardmaster Single Input Safety Relay

Catalog #: 440R-S12R2

Lifecycle status: Active

Power Supply	24V DC

Number of outputs, safety related, undelayed, with contact	2 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	0 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	One- and two-channel
Power consumption	2.5 W
Continuous safety output current	UL: C300, AC-15: 1.5 A/250V AC, DC-13: 2 A/24V DC (0.1 Hz)
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
Aggregate current of outputs per module, max	6 A
Surge safety output current duration, max	5 ms
Continuous auxiliary output current	50 mA
Surge Aux output current	700 mA
Surge safety output current, max	1.5 A
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
Mechanical life operations	1.0E7 None
Enclosure protection	IP40 (NEMA 1)

Safety integrity level claim limit	3 None
Safe failure fraction	99 %
PFHd	3.98e-09 None
Mode of operation	High demand mode
Category	Up to 4
Hardware fault tolerance	1 None

MTTFd	262 year
DC avg	99 %
T cycle	8/8.28 (h/s)
Mission time	20 year
Hours of operation	24 h
Days of operation	365 dbays
Performance level	Up to e

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	4.826
Lead Time	5
Dimension Width	11.43
Dimension Length	10.16
Stock Status	STOCKED
Weight	0.181
Weight Unit	KG
Dimension Unit	CM

Drawings
3-Dimensional STEP model (STP)	Download (ZIP)
Product Drawing	Drawing (DWG)

Drawings
3-Dimensional STEP model (STP) Download (ZIP)
Product Drawing Drawing (DWG)

Type	Resource	Publication
General	Link to Connection Diagrams	--
General	Product Cutsheet	--
General	Link to Online Catalog	--
General	Link to Application Examples Brochure	SAFETY-WD001
General	Link to Application and Wiring Diagram Brochure	SAFETY-WD001
Installation Instructions	440r-in042_-mu-p	440R-IN042
User Manual	440r-um013_-en-p	440R-UM013

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This product was certified with the above certifications as of 2024-12-10. 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.

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Technical Specifications

Power Supply	24V DC

Number of outputs, safety related, undelayed, with contact	2 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	0 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	One- and two-channel
Power consumption	2.5 W
Continuous safety output current	UL: C300, AC-15: 1.5 A/250V AC, DC-13: 2 A/24V DC (0.1 Hz)
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
Aggregate current of outputs per module, max	6 A
Surge safety output current duration, max	5 ms
Continuous auxiliary output current	50 mA
Surge Aux output current	700 mA
Surge safety output current, max	1.5 A
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
Mechanical life operations	1.0E7 None
Enclosure protection	IP40 (NEMA 1)

Safety integrity level claim limit	3 None
Safe failure fraction	99 %
PFHd	3.98e-09 None
Mode of operation	High demand mode
Category	Up to 4
Hardware fault tolerance	1 None

MTTFd	262 year
DC avg	99 %
T cycle	8/8.28 (h/s)
Mission time	20 year
Hours of operation	24 h
Days of operation	365 dbays
Performance level	Up to e

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	4.826
Lead Time	5
Dimension Width	11.43
Dimension Length	10.16
Stock Status	STOCKED
Weight	0.181
Weight Unit	KG
Dimension Unit	CM

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)

Documents

Link to Connection Diagrams General
--

Product Cutsheet General
--

Link to Online Catalog General
--

Link to Application Examples Brochure General
SAFETY-WD001

Link to Application and Wiring Diagram Brochure General
SAFETY-WD001

440r-in042_-mu-p Installation Instructions
440R-IN042

440r-um013_-en-p User Manual
440R-UM013

Type	Resource	Publication
General	Link to Connection Diagrams	--
General	Product Cutsheet	--
General	Link to Online Catalog	--
General	Link to Application Examples Brochure	SAFETY-WD001
General	Link to Application and Wiring Diagram Brochure	SAFETY-WD001
Installation Instructions	440r-in042_-mu-p	440R-IN042
User Manual	440r-um013_-en-p	440R-UM013