Festo DNCV Serie Instrucciones De Utilizacion página 25

DNCV-...
Take into consideration the following status displays of the LEDs:
S
Title
S2
S1
Diag
Diag (addi-
tional with
DNCV-...-D)
12
14
Fig. 10
Festo DNCV-... 0207a English
Status
Sensor for extended end position switched
Sensor for retracted end position switched
LED continuously red:
Fault in end position monitoring; also
S1 and S2 light up (e.g.: proximity switches
defective)
LED continuously red:
Set stroke time limit exceeded
LED flashing red:
Set double stroke number exceeded
(e.g.: maintenance interval)
Valve for retracting the piston rod switched
Valve for extending the piston rod switched
View of LED display
S1 Diag
S2 12 14
S2 Diag 12 14
S1
S2 S1 Diag 12 14
S2 S1 Diag 12 14
Diag 12 14
S2 S1
Diag
S2 S1
12 14
S1 Diag
S2 12
14
25