Festo VTSA Series Description page 102

3. Installation
1
Adjusting screw,
internal hexagon
socket (SW 2.0)
Fig. 3/6: Setting the pressure regulator plates (widths 18 mm and 26 mm) using the
adjusting screw
3−26
Setting the pressure regulating valve with the
adjusting screw
Note
If the space around the adjusting knob is not sufficient for
setting the pressure regulating valve (width 18 mm or
26 mm), use the socket head screw in the adjusting knob.
Proceed as follows:
Turn the adjusting screw (for position see Fig. 3/6) to set
·
the desired controlled variable (see Flow diagrams of the
pressure regulator valve plates" in Appendix A).
1
Festo P.BE−VTSA−44−EN en 0905e