Eliminating Faults - Festo DPA Serie Instrucciones De Utilizacion

DPA-...
6 Accessories
Designation
Safety start-up valve:
- for input pressure
- for high pressure
Silencer
Support bracket
Manometer
Compressed air reservoir
Fig. 12
7

Eliminating faults

Fault
High pressure
fluctuates too much
The desired high
pressure is not
reached
Flow too low
Fig. 13
Festo DPA-... 0102NH English
Type
HEL-...
HE-...-D-.../HEE-...-D-...
U-y-B;
U-½-B
HUA-..
DPA-...-MA-SET
VZS-...
Possible cause
Air consumption of down-
stream equipment too high
- Input pressure too low
- Too many consuming
devices on the output
Silencer, tubing or screw
connectors with insuffi-
cient flow used
Insufficient air volume at
compressed air input
Remedy
Use a compressed air reservoir
in accordance with the section
"Accessories"
Inrease the input pressure
Use only components of
sufficient sizes
Increase volume at compressed
air input (e.g. with large com-
pressed air reservoir)
17