Mounting
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MN05013005E
39
Attach the expansion unit before fitting the top-hat rail.
Figure 16: Fitting the top-hat rail
X
Fit the top-hat rail in the groove using the slide catch of the
power supply/CPU module and the expansion unit.
X
Turn the top-hat rail towards the housing.
X
Let the top-hat rail snap into position.
X
Press the power supply/CPU module onto the fixing shaft.
Caution!
The fixing shafts of the display/operating unit are designed
for mounting the expansion units. Other devices such as
contactors must not be mounted on this top-hat rail.