Festo Контроллер крайних положений SPC11 - Manual (Page 38)

3. Installation
3-10
Festo P.BE-SPC11-SYS-EN en 1406e
Reducing loud exhaust noises
S Fit larger silencers with the aid of tubing or:
S Pass the ducted exhaust into a small compressed air
reservoir and exhaust this with a large silencer. Make sure
that there is sufficient flow through the screw connectors
and tubing (with PUN-8 tubing length max. 1 m).
1 2 3
1 Ducted exhaust
2 Compressed air reservoir
3 Silencer
Fig. 3/4: Ducted exhaust