LOGO! Manual
A5E00067781 01
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4.4.1 On Delay
Brief description
In the case of the on delay, the output is not switched over
until a definable time period has elapsed.
Symbol in
LOGO!:
Connection Description
Input Trg Use Trg (trigger) input to
start the time for the on
delay.
Parameter T T is the time after which the
output is switched on (out-
put signal is switched from 0
to 1).
Output Q Q switches on after expira-
tion of the defined time T if
Trg is still set.
Parameter T
Please note the parameter values for the T parameter in
Section 4.3.2.
Timing diagram
Trg
T
T
T
a
starts
Q
The bold part of the
timing diagram ap-
pears in the on-delay
symbol.
Description of function
When the state at the Trg input changes from 0 to 1, the
time T
a
begins to elapse (T
a
is the current time in LOGO!).
LOGO! Functions
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