
Chapter 3 _______________________________________________________________ Installation
VAISALA _______________________________________________________________________ 49
NOTE
When installed in a process with a pressure differing from normal
atmospheric pressure, please enter the pressure value of the process (in
hPa or mbar) into the transmitter memory via the serial line (see
command PRES and XPRES on page 96) or by using display/keypad.
Optional Modules
Power Supply Module
The AC (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.
0506-027
Figure 31 Power Supply Module
The following numbers refer to Figure 31:
1 = Connect AC (mains) voltage wires to these terminals
2 = Grounding terminal
3 = In case the module is not installed in the factory: Connect
wires from these terminals to the POWER 10 ... 35V 24V
terminals of the mother board.
4 = +
5 = -
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