janitza UMG511 Installation And Commissioning Manual page 4

Explanation of symbols
The following pictogrammes are used in this
handbook.
c
Danger - voltage!
Danger of death or major injury. Dis-
connect the system and device be-
fore beginning any work.
m
Caution!
Please observe the documentation.
This symbol warns about possible
dangers that can occur during as-
sembly, commissioning and use.
Earth terminal
4
Safety instructions
c
m
m
Caution!
If the device is not operated in ac-
cordance with the operating manual,
protection cannot be guaranteed and
dangers can be created by the de-
vice.
Cables made of single wires must be
provided with ferrules
Only screw plug clamps with the
same pole number and the same
construction type may be plugged
together.