Festo CP-E08-M8-CL - Installation

4. Input modules type CP−E16−M...−EL and CP−E32−M8−EL
4−10
Festo P.BE−CPEA−CL−EN en 0711a
4.4 Installation
Warning
Sudden unexpected movements of the connected actua
tors and undefined switching states of the electronics can
cause injury to human beings and damage to property.
Before carrying out installation and maintenance work,
switch off the following:
 The operating and load voltage supply on the CP master
(e.g.CPI/CP fieldbus node)
 Separate power supplies
Warning
Incorrect or missing earthing measures can cause interfer
ence due to electromagnetic influences.
Connect the earth connection on the housing with low
impedance (short cable with large cross−sectional area)
to the earth potential.
A suitable cable lug is supplied with the module.
Note
 With wall mounting, earthing is done via a earthing
cable.
 With H−rail mounting, earthing is done via a clamping
component.