Siemens Simatic SM331 Getting Started page 18

Ai 8x12 bit
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The sample station requires a power supply. The wiring is done as follows:
Table 5-1
Wiring the power supply and the CPU
Step Graphics
1
2
3
4
5
6
Description
Open the front flaps of the power supply and the CPU
Unscrew the pull relief bracket on the power supply
Remove the insulation from the power cord, attach the
cable end sleeves (for multi-wire cords) and connect it to
the power supply
Tighten the pull relief bracket
Insert two connecting cables between the power supply
and the CPU and tighten them
Confirm that the setting of the voltage selector is set to
your local line voltage.
The power supply's default setting is AC 230 V.
If you have to change this setting, do the following:
Remove the protective cap with a screwdriver, adjust the
switch according to your line voltage and put the protec-
tive cap back.
16
Getting Started SM331 AI 8x12bit Part1: 4-20mA
A5E00253410

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