Festo Smart cubic CPA-SC Series, Руководство пользователя

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4. Commissioning
4−17
Festo P.BE−CPASC−EN en 0412b
The following conditions should be fulfilled in order that the
desired pneumatic operating states listed below can be
achieved:
Desired
pneumatic
operating status Condition Remarks
Free of leakage Tubing connected correctly
Closed−loop controlled pilot air
Fast reaction Sufficient pressure supply via
pressure supply points
·
Exhaust the CPA−SC valve terminal
via all exhaust plates or large sur
face−mounted silencer
Faultless Non−return valves in common
exhaust line Applies if several systems with
centrally ducted exhaust are used
Two or more
pressure zones Limiting the pressure zones by fitting
separator elements in the relevant
channels Conversion possible at a later date
(see chapter 5)
Vacuum or low
pressure operation Externally supplied closed−loop
controlled pilot air (3 ... 8 bar) Vacuum/low−pressure operation
not with 3/2−way valves
EMERGENCY STOP of
pressure zones Guaranteeing the controller function
for the pilot air, despite complete
supply being switched off The controller regulates the pilot air
of all the valve plates on an CPA valve
terminal
Slow start−up after
EMERGENCY STOP If there are control signals, the pilot
air must have a pressure of 3 ... 8 bar
immediately after being switched on
Tab.4/8: Pneumatic operating states