4- 84
Sample:
I1
The ON/OFF of C3 input count
Pulse is controlled by I1 and i2
0000
0020 C3
M2
When the target value is reached,C3=ON
The input point C3 in the Ladder program
should be ON
Input under the function Program Mode
Input under the Ladder Program Mode
I3 ON the counter
is reset to zero
Target(Setting)Value for
the counter
Count up/down Present Count Value
I3
i2 [C3]
C3
[Q1]
q1 [M2]
m1
M2
(2) Counter Mode 2
1
ON
OFF
=2
5
4
0 1919202021 21 20 20 19 18 18 19 19 20 0 20 20
20
Input count pulse
2
3
6
OFF
ON
ON
ON
OFF
OFF
OFFON
ON
19
Note:
※Under this Mode, the counting present value appeared will be greater than 20, unlike theMode
1 in which the value is locked at 20.
(1) The counter Mode 3 is similar to the counter Mode 1 except that the former can save the
value after the power is cut off and continue counting when the power is turned on at
the next time
(2) The counter Mode 4 is similar to the counter Mode 2 except that the former can memory the
recorded value after the power is cut off and continu counting when the power is turned on at the
next time.
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