When Bcd Instructions Are Used - Mitsubishi Electric MELSEC-F FX3G Series User Manual

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition

13.4.2 When BCD instructions are used

This subsection gives examples of wiring for displaying the current value of D100 on the 2-digit 7-segment
display.
1. Main unit
Example of program
M8000
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
Transistor output (sink)
COM4 Y010 Y011 Y012 Y013
1 2
2) In the case of source wiring
When inputs are used for both sink and source and outputs are the transistor source type in the used
main unit
Transistor output (source)
+V4 Y010 Y011 Y012 Y013
1 2
198
13.4 Seven Segment with Latch [SEGL Instructions (FNC74)/BCD Instructions (FNC18)]
BCD D100 K2Y010
Main unit (Ex: FX
COM5 Y014 Y015 Y016 Y017
4 8 1
1 2 4 8 1 2 4 8
Main unit (Ex: FX
+V5 Y014 Y015 Y016 Y017
4 8 1
1 2 4 8 1 2 4 8
7-segment display to be used for sink wiring
(in the case of transistor output)
-40MT/ES)
3G
PLC
2 4 8
7-segment display to be used for source wiring
(in the case of transistor output)
-40MT/ESS)
3G PLC
2 4 8
13 Examples of Wiring for Various Uses
7-segment display
+
Y Signal
COM1
-
7-segment display
+V0 +
Y Signal
-
Internal
circuit
Internal
circuit