Wiring the S7-400
4-28
Automation System S7-400 Hardware and Installation
A5E00850741-01
4.17 Fitting the Strain Relief
CableTiesasStrainRelief
When you have wired the front connector, the cable tie provided should be fitted at
the bottom of the front connector as a strain relief for the connected cable.
There are three ways of fitting the s train relief, according to the thickness of the
cable. Three openings are provided at the bottom of the front connector.
Figure 4-17 Fitting a Strain Relief (Viewed from Below)
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