ABB CL-LMR 18AC2 Series

Basic circuits
183
1SVC 440 795 M0100
Table 24: Cycle pulse on rising edge
Cycle pulse on falling edge
You can create a cycle pulse on a falling edge if you use the
appropriate coil function.
This is very useful for count pulses, jump pulses.
Table 25: Cycle pulse on falling edge
I1
Status of
Q1 cycle n
Status of Q1
cycle n + 1
0 0 0
1 1 0
0 0 0
I1-------èQ1
S1 n/o contact at I1
I1
Status of
Q1 cycle n
Status of Q1
cycle n + 1
1 0 0
0
1 0
1 0 0