IDEC MICROSmart FC6A Series Ladder Programming Manual page 117

Examples: CC= and CC>= (Counter Comparison)
Ladder Diagram 1
Reset
CNT C2
10
I0
Pulse
I1
CC= C2
5
Q0
CC>= C2
3
Q1
Timing Chart
ON
Reset Input I0
OFF
ON
Pulse Input I1
OFF
ON
C2
OFF
ON
Output Q0
OFF
ON
Output Q1
OFF
Ladder Diagram 2
Reset
CNT C30
1000
I1
Pulse
I2
CC= C30
500
Q0
Ladder Diagram 3
Reset
CNT C31
500
I3
Pulse
I4
CC>= C31
350
Q1
Ladder Diagram 4
Reset
CNT
500
I5
Pulse
I6
CC>= C20
150
CC>= C20
100
Q2
Program List
Instruction
LOD
LOD
CNT
CC=
OUT
CC³
OUT
1 2 3 4 5 6 7
Program List
Instruction
LOD
LOD
CNT
CC=
OUT
Program List
Instruction
LOD
LOD
CNT
CC>=
OUT
Program List
Instruction
C20
LOD
LOD
CNT
CC>=
Q2
OUT
CC>=
Q3
ANDN
OUT
FC6A S MICROS
ERIES MART
Data
I0
I1
C2
10
C2
5
Q0
C2
3
Q1
8 9 10
• • •
Data
I1
I2
C30
1000
C30
500
Q0
Data
I3
I4
C31
500
C31
350
Q1
Timing Chart
Data
I5
I6
C20
500
C20
150
Q2
C20
100
Q2
Q3
L P M
ADDER ROGRAMMING ANUAL
4: B
ASIC
Output Q0 is on when counter C2 current value is 5.
Output Q1 is turned on when counter C2 current
value reaches 3 and remains on until counter C2 is
reset.
Timing Chart
1
ON
Pulse Input I2
OFF
ON
Output Q0
OFF
Output Q0 is on when counter C30 current value is
500.
Timing Chart
1
ON
Pulse Input I4
OFF
ON
Output Q1
OFF
Output Q1 is turned on when counter C31 current
value reaches 350 and remains on until counter C31
is reset.
100
ON
Pulse Input I6 • • •
OFF
ON
C20 (100)
OFF
ON
Output Q2
OFF
ON
Output Q3
OFF
Output Q3 is on when counter C20 current value is
between 100 and 149.
When the current value of C20 is between 150 and
500, Q2 is on.
FC9Y-B1726
I
NSTRUCTIONS
2 500 501 502
• • •
2 350 351 352
• • •
101 150 151 152
• • •
4-21