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4. Commissioning
If the operating status of the pneumatic system differs
from the desired pneumatic operating status, the follow-
ing requirements are probably not fulfilled.
Desired
pneumatic
operating status
Free of leakage
Fast reaction
Free of interference
Two pressure
zones
Vacuum operation/
low pressure operation
EMERGENCY STOP of
pressure zones
Slow switching on after
EMERGENCY STOP
CPV... 9811d
Requirement
– carefully laid tubing
– regulated auxiliary pilot air
Sufficient pressure supply
via intermediate pressure
modules
Non-return valves in
common exhaust tubing
Pressure zones are limited
by isolating plate
Separately regulated
auxiliary pilot air
(3-8 bar)
Regulator function for
auxilary pilot air guaranteed
in spite of complete supply
being switched off
When there are control
signals the auxiliary pilot air
must be at full level
immediately after it is
switched on
Remarks
—
• Exhaust valve terminal at
left and right-hand end
plates (3/5 , 82/84)
– Applies when several
systems with central
ducted exhaust are used
– Can be fitted later
– Regulator can only be
operated with pressure
(between 3 and 8 bar)
– Regulator regulates
auxiliary pilot air for all
valve plates on a terminal
4-11
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