Festo Генератор вакуума OVEM, дюймовый - Handbuch (Seite 100)

OVEM
100 Festo ć OVEM ć 1004b English
8.2.2 Fault code
Note
There are of course faults with which the diagnosis no longer functions. Please refer to
the chapter Eliminating faults" for further information.
DiagĆ
nostic
stage
Fault
code
Description Remedy
1 1) Er34 Evacuation time exceeded in 2 of 5 cycles Check for leakage
Er36 Pressurization time exceeded in 2 of 5 cycles Check for leakage
2 2) Er33 Solenoid valve does not switch or not
correctly.
Plunger does not move, current through
solenoid coil not sufficient, short circuit in
solenoid coil
Press mechanical manual
override several times.
Check supply voltage. If there is
no improvement, the device is
defective.
Send device to Festo.
Er35 The set threshold of the evacuation time is
exceeded double the value in 2 of 5 cycles
Check for leakage
Er37 The set threshold of the pressurization time
is exceeded double the value in 2 of 5 cycles
Check for leakage
Er38 Switching frequency of the air−save function
lies over the limit value 1 Hz
Check for leakage
Possible fault when switching on the
air−save function, switching point not logical
Reset input
3 3) Er17 4) Undervoltage in power supply < 15 V Check the power supply 3
Er01 Device defective Exchange device
ć Er02
Ū
Er08
Reserved for extensions ć
Er13
Ū
Er16
Reserved for extensions ć
1) [min] [max] flash synchronously; fault display in SHOW mode (è Tab. 11: )
2) All segments flash. The smallest current fault number is shown.
3) Centre row of bar code segments flashes; fault display in SHOW mode (è Tab. 11: )
4) Outputs are reset automatically (0−signal).
Tab. 15: Fault code of the vacuum generator