1. General information
Explanation of symbols
WARNING!
... indicates a potentially dangerous situation that can result in serious injury or
death, if not avoided.
CAUTION!
... indicates a potentially dangerous situation, which can result in light injuries or
damage to equipment or the environment, if not avoided.
Information
... points out useful tips, recommendations and information for efficient and
trouble-free operation.
CAUTION!
... indicates a potentially dangerous situation that can result in burns, caused by
hot surfaces or liquids, if not avoided.
Abbreviations
2-wire
Two of the connection lines are used for the power supply.
The measurement signal also provides the supply current.
3-wire
Two of the connection lines are used for the power supply.
One connection line is used for the measurement signal.
U
Positive power terminal
B
0V
Negative power terminal
S
Positive measurement terminal
+
WIKA operating instructions pressure transmitter model MG-1
GB
5