ProMinent DULCOMETER D1C Type D Operating Instructions Manual page 20

Complete Operating Menu / Description
Solenoid
valve
on
off
t
on
off
The switching time of the DULCOMETER
"min. time" (smallest permitted operating factor of the connected device).
The actuating variable determines the ratio t
The "min. time" influences the switching times in two situations:
a) theoretical switching time < min. time:
Cycle
min. time
on
off
Cycle
on
off
®
The DULCOMETER
switching times exceeds the "min. time". Then the DULCOMETER
total time.
b) theoretical switching time > (cycle - min. time)
Cycle
on
off
Cycle
on
off
®
The DULCOMETER
cycle and theoretical switching time exceed the "min. time".
20
Cycle
t
on
Cycle
on
®
Cycle
Cycle
min. time
D1C does not switch for a certain number of cycles until the sum of the theoretical
Cycle
min. time
Cycle
D1C does not deactivate for a certain number of cycles until the differences between
min. time
t
t
D1C (solenoid valve) depends on the actuating variable and the
/cycle and thus the switching times (see fig. above).
on
Cycle
t
Cycle
t
and
Cycle
t
Cycle
min. time
t
Actuating
variable: 80 %
t
on
= 0.80
Cycle
Actuating
variable: 50 %
t
on
= 0.50
Cycle
theoretical
actual
® D1C switches for the duration of this
calculated switching time < cycle
theoretical
actual