3.4 Diagnosis and parametrizing
Valve terminal type CPV..−GE−ASI−4−... supports the evalu
ation of valve faults.
Any valve faults which occur will be registered as periph
eral faults of the slave on the AS−Interface master.
The following valve faults are monitored:
short circuit on the valve solenoid coil,
wire fracture on the vale solenoid coil,
valve does not switch (no movement of the plunger).
The diagnosis of the valve module can be deactivated via
the AS−Interface parameter port P3.
Parameter port P3 Description
P3 = 1
(diagnosis active,
factory setting)
P3 = 0
(diagnosis inactive)
Festo CPV..−GE−ASI−... 0802d English
Valve faults are registered as periph
eral faults and displayed via the fault
LED (see section 2).
Valve faults are not registered as pe
ripheral faults and are not displayed
via the fault LED.
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