
Chapter 3 ________________________________________________________________ Installation
VAISALA________________________________________________________________________ 41
0605-029
Figure 27 Connections to 24 VAC Power Supply
CAUTION
In case you have only one AC supply, never connect same wire to the
+ connector of a transmitter and to the - connector of another one.
This will short-circuit the transformer.
Optional Modules
Power Supply Module
The mains power connection may be connected to the power supply
module only by an authorized electrician. A readily accessible
disconnect device shall be incorporated in the fixed wiring.
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