64
0606
0015
0607
0600
0002
0500
0100
0601
0003
0501
0101
0502
0102
0503
0103
0602
0004
0603
Used to inhibit operation of T
2
and T
3
.
T
0
started.
0500 turned ON when time for T
0
expires.
T
1
started.
0501 turned ON when time for T
1
expires.
T
2
and T
3
started.
0502 turned ON when time for T
2
expires.
0502 turned ON when time for T
3
expires.
T
0
Time Expired
Flag
T
0
Start Control Bit
T
1
Time Expired
Flag
T
2
Time Expired
Flag
T
3
Time Expired
Flag
T
1
Start Control Bit
T
2
Start Control Bit
T
3
Start Control Bit
5–11–4 Counter – CNT
N: TC number
# (00 through 47)
Ladder Symbol
Definer Values
SV: Set value (word, BCD)
IR, HR, #
Operand Data Areas
CP
R
CNT N
SV
Each TC number can be used as the definer in only one timer or counter in-
struction.
CNT is used to count down from SV when the execution condition on the
count pulse, CP, goes from OFF to ON, i.e., the present value (PV) will be
decremented by one whenever CNT is executed with an ON execution condi-
Limitations
Description
Timer and Counter Instructions Section 5–11