Installation - Festo CPI-CL Series Manual

3. Output module type CP−A04−M12−CL
3.3

Installation

3−6
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 earthing cable on the housing (screw under
type plate, see Fig. 3/1) at low impedance (short cable
with large diameter) to the earth potential.
(A suitable cable clip is supplied with the module.)
Festo P.BE−CPEA−CL−EN en 0711a