Festo VTSA Series Description page 157

5. Maintenance and conversion
5.4.4 Adding valve positions
Components
Corresponding number of manifold sub−bases
Manifold sub−base that supports one solenoid
coil per valve position
Manifold sub−base that supports two solenoid
coils per valve position
Corresponding number of valves or cover plates
per manifold sub−base
Valve
Cover plate
Tab. 5/6: Valve position extension
Festo P.BE−VTSA−44−EN en 0905e
Adding a soft−start valve type VABF−S6−1−P5A4−... is described
in the assembly instructions provided with the product.
You can easily adapt the VTSA... valve terminal to the require
ments of your machine or system by adding valve positions.
The smallest extension unit is a manifold sub−base
with widths 18 mm and 26 mm with 2 valve positions
with widths 42 mm and 52 mm with one valve position
For the extension. you will require:
Type
Widths 18 mm
and 26 mm
VABV...−2T1
VABV...−2T2
VSVA−B−...
VABB...−WT
Note
If a manifold sub−base is inserted between existing mani
fold sub−bases, the address assignment of all the valves to
the right of the inserted manifold sub−base changes.
Widths 42 mm
and 52 mm
VABV...−T1
VABV...−T2
5−23