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13 Examples of Wiring for Various Uses
123
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
11
Built-in Analog
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
Other Extension
Units and
Options
16
Display Module
(FX
3S
-5DM)
17
Memory
Cassette
A
Special Devices
(M8000-, D8000-)
B
Instruction List
C
Discontinued
models
13.4 Seven Segment with Latch [SEGL Instruction (FNC 74)/ BCD Instruction (FNC 18)]
13.4 Seven Segment with Latch [SEGL Instruction (FNC 74)/
BCD Instruction (FNC 18)]
13.4.1 When SEGL instruction (FNC 74) is used
This subsection gives examples of wiring for displaying the current value of D100 on the 4-digit 7-segment
display.
Example of program
Example of wiring
1) In the case of sink wiring
2) In the case of source wiring
*1. Use a 7-segment display with a latch and a built-in BCD decoder.
M8000
D100 Y006 K1
FNC 74
SEGL
RUN
monitor
10
3
10
2
10
1
10
0
124
8
10
3
10
2
10
1
10
0
1
2
4
Y007Y006 Y010 Y011 COM4 Y012 Y013 Y015
8
Transistor output (sink)
*1
Signal
Internal
circuit
-
7-segment display
+
Y
COM1
PLC
COM3
7-segment display to be used for sink wiring
(in the case of transistor output)
Main unit (Example: FX
3S-30MT/ES)
Y014
10
3
10
2
10
1
10
0
124
8
10
3
10
2
10
1
10
0
1
2
4
Y007Y006 Y010 Y011 +V4 Y012 Y013 Y015
8
Transistor output (source)
*1
Signal
Internal
circuit
-
7-segment display
+
+V0
Y
PLC
+V3
7-segment display to be used for source
wiring (in the case of transistor output)
Main unit (Example: FX
3S-30MT/ESS)
Y014