13 Examples of Wiring for Various Uses
13.4 Seven Segment with Latch [SEGL Instructions
160
FX3G Series Programmable Controllers
User's Manual - Hardware Edition
13.4 Seven Segment with Latch [SEGL Instructions (FNC74)/BCD
Instructions (FNC18)]
13.4.1 When SEGL instructions are used
This subsection gives examples of wiring for displaying the current value of D100 on the 4-digit 7-segment
display.
1. Main unit
Example of program
Example of wiring
1) In the case of sink wiring
When inputs are used for both sink and source and outputs are the transistor sink type in the used main
unit
M8000
D100 Y010 K1SEGL
* Use a 7-segment display with a latch and a built-in BCD decoder.
10
3
10
2
10
1
10
0
12 4
8
10
3
10
2
10
1
10
0
1
2
4
Y011Y010 Y012 Y013 COM5 Y014 Y015 Y016 Y017
8
COM4
Transistor output (sink)
*
Main unit (Ex: FX
3G
-40MT/ES)
Signal
-
Internal
circuit
7-segment display
+
Y
COM1
PLC
7-segment display to be used for sink wiring
(in the case of transistor output)