CAUTION!
The
[Cycle]
is reset when there is no supply voltage
Possible consequence: slight or minor injuries. Material damage.
– Configure the power supply so that it cannot be interrupted
– With critical processes, practically address the possible failure of the timer when
designing your application
Cycle
Timer relay
off
on
t
t
on
A0024_GB
Fig. 103: Timer relay
At the end of the (Timer) cycle time, the controller closes the assigned timer relay for a period of
[t on]
.
[Pause]
interrupts the timer. If the clock is visible in the LCD display, then the OK key can be
used to reset the
[Cycle]
to the beginning of the cycle. The % figure in the LCD display indicates the
remaining runtime.
14.1.6 Functional description of
[Pulse length (PWM)]
If the output relays are configured as
[Pulse length (PWM)]
, then these output relays
emit the pulse length determined by the con‐
troller, to control an actuator (e.g. motor-driven
metering pump, solenoid valve).
Setting the
[Relays]
151
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