Festo Smart cubic CPV-SC Series, Manual

Page: 54 / 80

4. Commissioning
4-12
Festo P.BE-CPVSC-EN en 0112NH
If the operating status of the pneumatic system differs from
the desired pneumatic operating status, the following condi-
tions are probably not fulfilled:
Desired pneumatic
operating status Prerequisites Remarks
Free of leakage – Tubing connected with care
– Regulated auxiliary pilot air —
Fast reaction Sufficient pressure supply via
pressure supply points
•
Exhaust the valve terminal
additionally with a large-area
silencer in the right-hand end
plate (3/5, 82/84)
Faultless Non-return valves in common
exhaust line – Applies in the case of several
systems with centrally
ducted exhaust
Vacuum operation/low-pres-
sure operation Separately supplied closed-
loop regulated auxiliary pilot air
(3...7 bar) – Regulator can only be oper-
ated with pressure (between
3 and 7 bar)
EMERGENCY STOP of pressure
zones Guaranteed the regulator func-
tion for the auxiliary pilot air
despite the complete supply
being switched off. – The controller regulates the
auxiliary pilot air of all the
valves plates on a valve ter-
minal.
Slow start-up after EMERGENCY
STOP If there are control signals, the
auxiliary pilot air must be at full
pressure immediately after
being switched on.