Festo VTSA-F-CB Manual page 33

Product overview
4.1.5.1 Manual override (MO)
When the pressure supply is switched on, the manual override (MO) can be used to switch a valve to
the electrically non-actuated, de-energised state.
Manual overrides of the working valves
Manual overrides are mainly used during commissioning è 8.1.1.3 Commissioning the pneumatic
components with manual override (MO).
The valve-actuator combinations can be tested with the manual overrides è 8.1.1.2 Testing valves and
valve/actuator combination.
The basic functions of the manual overrides can be changed by mounting a cover cap for manual
overrides è 8.1.2.1 Cover cap for manual override (optional) .
Manual overrides of the special valves
Manual overrides are mainly used during commissioning è 8.1.1.3 Commissioning the pneumatic
components with manual override (MO).
Festo — VTSA-F-CB — 2021-06a 33