JUMO 701150 14597 safetyM STB/STW - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual - Manual (Page 12)

2 Identifying the device version 2014-05-01 12
2 Identifying the device version
The type plate is affixed to the side of the device.
A The voltage supply must correspond to the voltage given on the type plate!
Voltage supply AC 110 to 240 V: Voltage supply AC/DC20 to 30 V:
Switching behavior