Product overview
5.2.3
Control elements of the pneumatic components
1 Cover caps for manual override
2 Adjusting knob
3 Operating pressure plug screw for one valve
position
4 Adjusting screw for controlled flow
Fig. 9 Control elements of the pneumatic components
5.2.3.1
Manual override (MO)
When the pressure supply is switched on, the manual override (MO) can be used to switch a valve to
an electrically unactuated, de-energised state.
Manual overrides of the working valves
Manual overrides are mainly used during commissioning
è 9.2.1.2 Commissioning the pneumatic components with manual override (HHB).
The valve-actuator combinations can be tested with the manual overrides .
16
5 "Air supply time" flow control screw
7 Manual override of the working valves (for
each pilot solenoid)
6 Manual override of the special valves
Festo — VTSA-F-CB — 2019-08