Festo Smart cubic CPA-SC Series, Manual

Page: 61 / 136

3. Installation
3−9
Festo P.BE−CPASC−EN en 0412b
Pilot control with external pilot air
1
1
2
3 4
5
12/14
1
5
3 5 3
1
Supply connections pressure zone 1
2
Pilot control connection 12/14 on the
left and the right of the base block
(only with base blocks for external
pilot air)
3
Pressure zone 1
4
Pressure zone 2
5
Supply connections pressure zone 2
Fig.3/1: Exampe CPA−SC, 2 pressure zones, pilot control with external pilot air
Pilot control with internal pilot air
Please note
Note with the CPA−SC valve terminal with MP, FL or
DIconnection and pilot control with internal pilot air:
·
The control air is branched centrally from supply chan
nel1
on the left of the base block (see Fig.3/2), for all
valve solenoid coils.
·
The left−hand pressure zone must therefore be operated
with a pressure between 3 ... 8 bar).