Electrical connection
5.2 Wiring the power supply module and the CPU
SM331; AI 8x12 Bit Getting Started part 1: 4 -20mA
Getting Started, 11/2006, A5E00253410-02
5-3
The example station requires a power supply. The wiring is done as follows:
Step
Graphic controller
Description
1
Open the front panel covers of the power supply module
and CPU.
2
Unscrew the cable grip on the power supply
3
Remove the insulation from the power cord, attach the cable
end sleeves (for stranded conductors) and connect it to the
power supply
4
Screw down the clamp of the cable grip.
5
Insert two connecting cables between the power supply and
the CPU and tighten them
6
Verify that the setting of the selector switch matches your
mains voltage.
The default line voltage setting for the power supply module
is 230 VAC. To change this setting, proceed as follows:
Remove the protective cap with a screwdriver, set the
selector switch to match your line voltage, then insert the
protective cap again.
