Festo DNCV D Serie Brève Description page 20

4.1 Setting the upper time limit for a stroke duration
A certain time value is assigned to the numbers on stroke
duration 3.
The time sum of the stroke duration set to ON the upper
limit of the stroke duration (a).
If the actually required stroke duration time (retracting t
or extending t
time limit:
the LED 'DIAG' on the diagnostic module will light up
continuously.
the diagnostic signal will be set from 24 V to 0 V.
The diagnostic signal will be set to 24 V again:
when the subsequent valve coil in the movement se
quence is energized (with DNCV−...−5/3... and
DNCV−5/2J−...).
when the valve coil is energized or de−energized ( only
with DNCV−...−5/2L−... and DNCV−...−5/2LA−...).
20
) of the DNCV−... exceeds the set upper
out
Festo DNCV 0304a English
in