Operating States Of The Pneumatic System - Festo VTSA Series Description

4. Commissioning

4.5.2 Operating states of the pneumatic system

Desired pneuma-
tic operating sta-
tus
Zero leakage
Fast reaction
Trouble-free
two or more pressure
zones
Vacuum or
low-pressure
operation
4-18
The following conditions should be fulfilled, in order that the
desired pneumatic operating states listed below can be
achieved:
Requirements
Tubing connected with care
Sufficient pressure supply via
pneumatic supply plates or vertical
pressure supply plates. For width of
65 mm via adapter and right end
plate.
Non-return valves in common ex-
haust line
Limitation of the pressure zones
Width 18 ... 52 mm:
through seal plates with duct
separation
Width 65 mm:
through isolating discs.
external pilot air, pressure range
Tab. A/6.
Comment
—
Valve terminal VTSA... exhaust
through all exhaust plates, exhaust
port cover or adapter plate and right
end plate
applicable when using multiple
systems with centrally ducted
exhaust air ( section 3.10 under
"Common lines")
subsequent conversion possible
Width 18 ... 52 mm:
( section 5.5.4)
Width 65 mm:
( section 5.5.5)
Please observe the requirements for
operating the valve terminal with
vacuum or low pressure
( section 3.9).
Festo P.BE-VTSA-44-EN en 1202g