Festo Контроллер крайних положений SPC11 - Manual (Page 31)

3. Installation
3-3
Festo P.BE-SPC11-SYS-EN en 1406e
3.1 General instructions on installation
Warning
Sudden unexpected movements of the connected actua-
tors and uncontrollable movements of loose tubing can
cause injury to human beings and damage to property.
Before carrying out installation and/or maintenance work,
switch off the operating voltage and the compressed air
supply either simultaneously or in the following sequence:
1. compressed air supply
2. operating voltage.
Caution
The use of components which have not been released for
operation with the SPC11 may lead to malfunctioning.
Use only the special matching components from Festo for
setting up and wiring the system.