Siemens Simatic S5-101U - Set Counter; Reset Counter

5.1.5 Counter functions
Set counter
Original I STEP 5 representation
Statement Ladder
/ list I diagram
/ Control system
flowchart
I 2.1 KC1 Sg
Ill
The counter is set during the first
In the above example, the starting value
scanning cycle
if the result of the of the counter is 150.
logic operation is
"1". The counter
B1 and DE are digital outputs. The count
remains unchanged during subsequent appears at output
B1 (DE) in BCD.
processing (irrespective of whether
the result of the logic operation is
"1" or "0"). The counter is set again
(pulse edge evaluation)
at the next
first scanning cycle
if the result of
the logic operation is
"1".
Reset counter
Original l STEP 5 representation
The counter is reset when the result of
the logic operation is
"1".
The counter remains unchanged if the
logic operation becomes
"0".
Control system
flowchart
Statement
list
Ladder
diagram