When Bcd Instruction (Fnc 18) Is Used - Mitsubishi Electric MELSEQ FX3S Series User Manual

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

13.4.2 When BCD instruction (FNC 18) is used

This subsection gives examples of wiring for displaying the current value of D100 on the 2-digit 7-segment
display.
Example of program
M8000
RUN
monitor
Example of wiring
1) In the case of sink wiring
Transistor output (sink)
COM3 Y006 Y007
1
2) In the case of source wiring
Transistor output (source)
+V3 Y006 Y007
1
124
13.4 Seven Segment with Latch [SEGL Instruction (FNC 74)/ BCD Instruction (FNC 18)]
FNC 18
D100 K2Y006
BCD
Main unit (Example: FX
Y010 Y011 COM4 Y012 Y013
2 4 8
1 2 4 8 1 2 4 8
Main unit (Example: FX
Y010 Y011 +V4 Y012 Y013
2 4 8
1 2 4 8 1 2 4 8
7-segment display to be used for sink wiring
(in the case of transistor output)
-30MT/ES)
3S
Y014 Y015
1 2 4 8
-30MT/ESS)
3S
Y014 Y015
1 2 4 8
13 Examples of Wiring for Various Uses
PLC 7-segment display
+
Y Signal
-
COM1
7-segment display to be used for source
wiring (in the case of transistor output)
PLC 7-segment display
+
+V0
Y Signal
-
Internal
circuit
Internal
circuit