Festo MPA-FB Series, Manual

Page: 121 / 168

5. Diagnosis and error treatment
5−25
Festo P.BE−MPA−EN en 0502b
You can ascertain the pilot control variant for which your MPA
valve terminal is equipped, by the following features (see
table).
Pilot control variants Pilot control connection 12/14 on the pneumatic
interface, MP or MPM sub−base:
Operation with external pilot air marked and open.
Operation with internal pilot air not marked and closed.
Table5/7: Recognition features of the pilot control variants
The following pneumatic interfaces, MP or MPM sub−bases
are available for pilot control of the MPA valve terminal:
Variants Pneumatic
interface MP/MPM sub−
base Recognition features
Pilot control with in
ternal pilot air
ducted exhaust
VMPA...−FB−EPL−G MPA1−MP−EPL−G /
VMPA1−MPM−EPL−G sealed connection
12/14
Exhaust plate
Pilot control with in
ternal pilot air
Exhausting via large
surface−mounted si
lencer
VMPA...−FB−EPL−GU MPA1−MP−EPL−GU /
VMPA1−MPM−EPL−GU sealed connection
12/14
Large surface−mounted
silencer
Pilot control with ex
ternal pilot air
ducted exhaust
VMPA...−FB−EPL−E MPA1−MP−EPL−E /
VMPA1−MPM−EPL−E open connection 12/14
Exhaust plate
Pilot control with ex
ternal pilot air
Exhausting via large
surface−mounted si
lencer
VMPA...−FB−EPL−EU MPA1−MP−EPL−EU /
VMPA1−MPM−EPL−EU open connection 12/14
Large surface−mounted
silencer
Table5/8: Variants of the pneumatic interface, the MP or MPM sub−base