Industrial Automation
Monitoring Safety Relay, Guardmaster, Dual Input (DI), 2 Dual Channel Universal Inputs, 1 N.C. Solid State Auxiliary Output


Number of outputs, safety related, undelayed, with contact | 2 |
Number of outputs, safety related, delayed, with contact | 0 |
Number of outputs, signalling function, undelayed, with contact | 0 |
Number of outputs, safety related, undelayed, semiconductors | 0 |
Number of outputs, safety related, delayed, semiconductors | 0 |
Number of outputs, signalling function, undelayed, semiconductors | 1 |
Number of outputs, signalling function, delayed, semiconductors | 0 |
With start input | No |
With muting function | No |
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 | 2.5 W |
Operating voltage range | 20.4 V |
Configurable logic | AND/OR |
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...2.5 mmò (24...14 AWG) |
Number of outputs, signalling function, delayed, with contact | 0 |
With feedback circuit | Yes |
Suitable for monitoring of magnetic switches | Yes |
Suitable for monitoring of proximity switches | Yes |
Suitable for monitoring of emergency-stop circuits | Yes |
Suitable for monitoring of optoelectronic protection equipment | Yes |
Suitable for monitoring of position switches | Yes |
Suitable for monitoring of tactile sensors | Yes |
Suitable for monitoring of valves | Yes |
Surge auxillary output current duration, max | 5 ms |
Aggregate current of outputs per module, max | 6 A |
Continuous auxiliary output current | 50 mA |
Surge auxiliary output current | 700 mA |
Other input | SWS input |
Other output | SWS output |
SIL according to IEC 61508 | 3 |
With approval according to UL | Yes |
Stop category according to IEC 60204 | 0 |
Performance level according to EN ISO 13849-1 | Level e |
Type of safety according to IEC 61496-1 | 4 |
With approval for TUV | Yes |
With detachable clamps | Yes |
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 | Yes |
Mechanical life operations | 1.0E7 |
Enclosure protection | IP40 (NEMA 1) |
Safe failure fraction | 99 % |
PFHd | 4.35 E-09 |
Mode of operation | High demand mode |
Category | up to 4 |
Hardware fault tolerance | 1 |
MTTFd | 355 year |
DC avg | 99 % |
T cycle | 8/28.8 (h/s) |
Mission time | 20 year |
Hours of operation | 24 h |
Days of operation | 365 Days |
Performance level | up to e |
Operating temperature | -5 ðC |
Relative operating humidity | 90 % |
Height | 119.4 mm |
Width | 22.5 mm |
Depth | 113.6 mm |
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