Festo MH1 Series Brief Description page 19

Connect the supply and exhaust lines to the following con
nections:
Basis block with ...
... 2/2−way valve, closed
... 3/2−way valve, closed
... 3/2−way valve, open
Please note
If elbow screw connectors or multiple distributors are
used, the airflow will be reduced slightly.
S If necessary, place a suitable seal under each screw
connector in order to avoid leakage.
S If you wish to switch more than 15 valves simulta
neously, connect the supply and exhaust lines to
both sides of the basic unit.
S Seal unused pneumatic connections with a blind
plug. You will then prevent dirt from penetrating into
the pneumatic components and you will then comply
with the relevant protection class (see technical spec
ifications).
0603a
Festo MH.−... English
Compressed air
to connection:
1
1
11
Exhaust to
connection:
3
33
19