Panasonic FP-E Programming Manual page 162

Basic Instructions
Counter operation when a set value area number is directly specified
When the trigger for a high−level instruction is on, the value is set in the set value area (SV). The
1
following diagram shows an example of using the high−level instruction F0 (MV).
X0
F0 MV, K30, SV100
X1
CT
X2
C100
When the reset input is off, the value in the set value area (SV) is preset in the elapsed value area
2
(EV).
X1
CT
X2
C100
Each time the count input X1 turns on, the value in the elapsed value area (EV) decrements.
3
X1
CT
X2
C100
When the elapsed value area (EV) reaches zero, the counter contact C with the same number turns
4
on.
X1
CT
X2
C100
2 − 52
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SV100
100 30
Transfers to SV area
1
SV 100
Y30
100
SV100
30
SV 100
Presetting
2
Y30
100
SV100
SV 100 30
Y30
100
SV100
30
SV 100
Decrement operation ends
4
Y30
EV100
30
EV100
30
29
28 Decrements
3
27
EV100
0