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Janitza UMG 104 (Utility Meter)
Janitza UMG 104
Fig.: Utility Meter connection diagram for current measurements with current transformers
Procedure
•
Enter the supply voltage into the Utility Meter
Note
We recommend using a fuse to safeguard the connection lines for the supply voltage. Please
follow the instructions in the Janitza UMG 104 manual.
Note
Supply voltages that do not correspond to the specifications on the rating plate can cause mal-
functions and damage the device.
Caution
The inputs for the supply voltage are dangerous to touch.
Note
The measurement voltage must in effect be at least 10V or an exact measurement is not possi-
ble.