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Figure 3-4: Isolated DC Power Supply
In this case the isolation is achieved by the isolation transformer.
It is highly recommended to connect the network PE to the Return (negative terminal) of the
Power Supply.
Figure 3-5: Isolated Power Supply
In this case the isolation is achieved by using a battery.
It is highly recommended to connect the PE to the Return (negative terminal) of the Power
Supply.
Operation with a NON- Isolated DC power Supply:
The PE (Protective Ground of the AC network) MUST NOT
be connected to the Return [PR
terminal, the negative power terminal (-)] of the Drum.
Drum
Drum
Drum Installation Guide Installation
MAN-DRUIG (Ver. 1.0)
3-11