Siemens SIRIUS 3SK1 Manual page 213

Control supply voltage
for DC rated value
•
– minimum
– maximum
at 50 Hz at AC rated value
•
– minimum
– maximum
at 60 Hz at AC rated value
•
– minimum
– maximum
operating range factor control supply voltage rated value of the
magnet coil
at 50 Hz for AC
•
at 60 Hz for AC
•
for DC
•
Active power loss typical
Contact reliability of the auxiliary contacts
Product function parameterizable
Suitability for use device connector 3ZY12
Suitability for interaction pressing control
Suitability for use
safety cut-out switch
•
monitoring of floating sensors
•
monitoring of non-floating sensors
•
magnetically operated switches monitoring
•
safety-related circuits
•
3SK1 safety relays
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1121-.AB..
V 24
V —
V —
V —
V —
V —
V —
V —
V —
—
—
—
—
0.8
1.2
W 2
—
Sensor floating / sensor non-floating,
monitored start / autostart, 1-channel
/ 2-channel sensor connection, cross-
circuit detection, startup testing,
antivalent sensors, 2-hand switches
Yes
No
Yes
Yes
Yes
Yes
Yes
Technical data
13.2 Basic units
213