Safety Relays

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Part Details Brand Supply Voltage Number of Channels Auxiliary Contacts Function Safety Category ISO 13849-1 SIL IEC 61508 PL ISO 13849-1 Safety Contacts Range Reset Method Terminal Type Series Depth Length Width
Sirius 3SK1 Safety Relay, Single Channel, 24 V ac/dc, 4 Safety Siemens 24 V ac/dc 1 - - 4 3 E 4 SIRIUS Automatic, Monitored Screw 3SK1 121.7mm 100mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety Siemens 24 V dc 1 - Safety Switch/Interlock 3 1 C 2 SIRIUS Automatic Screw 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Dual Channel, 24 V dc, 3 Safety, 2 Auxiliary Siemens 24 V dc 2 2 Safety Switch/Interlock 4 3 E 3 SIRIUS Automatic, Monitored Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Dual Channel, 24 V ac/dc, 2 Safety Siemens 24 V ac/dc 2 - Safety Switch/Interlock 4 3 E 2 SIRIUS Monitored Screw 3TK28 115mm 120mm 23mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety, 1 Auxiliary Siemens 24 V dc 1 1 Safety Switch/Interlock, Speed/Standstill Monitoring 4 3 E 2 SIRIUS Automatic Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Single or Dual Channel, 24 V dc, 2 Safety Siemens 24 V dc 1, 2 - Safety Switch/Interlock 4 3 E 2 SIRIUS - - 3TK28 88mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety, 1 Auxiliary Siemens 24 V dc 1 1 Safety Switch/Interlock, Speed/Standstill Monitoring 4 3 E 2 SIRIUS Monitored Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Dual Channel, 230 V ac, 3 Safety, 2 Auxiliary Siemens 230 V ac 2 2 Safety Switch/Interlock 4 3 E 3 SIRIUS Automatic, Monitored Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Configurable Safety Relay, Dual Channel, 24 V dc, 4 Safety, 1 Auxiliary Siemens 24 V dc 2 1 Emergency Stop, Light Beam/Curtain, Safety Mat/Edge, Safety Switch/Interlock 4 3 E 4 SIRIUS Automatic Screw 3TK28 120mm 138.5mm 45mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V ac/dc, 2 Safety Siemens 24 V ac/dc 1 - Safety Switch/Interlock 3 1 C 2 SIRIUS Automatic Screw 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V ac/dc, 3 Safety, 1 Auxiliary Siemens 24 V ac/dc 1 1 Safety Switch/Interlock 3 1 C 3 SIRIUS Automatic, Monitored Screw 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single or Dual Channel, 115 V ac, 2 Safety Siemens 115 V ac 1, 2 - Safety Switch/Interlock 3 1 C 2 SIRIUS - - 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single or Dual Channel, 115 V ac, 3 Safety Siemens 115 V ac 1, 2 - Safety Switch/Interlock 4 3 E 3 SIRIUS - - 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Dual Channel, 24 V ac/dc, 2 Safety Siemens 24 V ac/dc 2 - Safety Switch/Interlock 4 3 E 2 SIRIUS Automatic Screw 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety, 1 Auxiliary Siemens 24 V dc 1 1 Safety Switch/Interlock, Speed/Standstill Monitoring 4 3 E 2 SIRIUS Automatic Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety, 1 Auxiliary Siemens 24 V dc 1 1 Safety Switch/Interlock, Speed/Standstill Monitoring 4 3 E 2 SIRIUS Monitored Screw 3TK28 120mm 138.5mm 44.8mm
Sirius 3TK28 Safety Relay, Single or Dual Channel, 24 V dc, 4 Safety Siemens 24 V dc 1, 2 - Safety Switch/Interlock, Speed/Standstill Monitoring 3 2 D 4 SIRIUS - - 3TK28 120mm 138.5mm 45mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V ac/dc, 3 Safety, 1 Auxiliary Siemens 24 V ac/dc 1 1 Safety Switch/Interlock 3 1 C 3 SIRIUS Automatic, Monitored Cage Clamp 3TK28 120mm 120mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 1 Safety Siemens 24 V dc 1 - Safety Switch/Interlock 4 3 E 1 SIRIUS Automatic, Monitored Screw 3TK28 88mm 100mm 22.5mm
Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2 Safety Siemens 24 V dc 1 - Safety Switch/Interlock 3 2 D 2 SIRIUS Automatic, Monitored Screw 3TK28 88mm 100mm 22.5mm
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