196
FX3UC Series Programmable Controllers
User’s Manual - Hardware Edition
7 Examples of Wiring for Various Uses
7.4 Digital Switch [DSW (FNC 72)/BIN (FNC 19)]
7.4.2 When BIN instructions are used
Examples of wiring for capturing values from a 2-digit digital switch to the data register D102 are given below.
1. Main unit
Example of program
Example of wiring
1) In the case of sink wiring
a) Sink only input type main unit
Use the sink only input, sink only output type main unit.
The wiring example is the FX
3UC-32MT/D or FX3UC-32MT-LT.
b) Sink/source common input type main unit
Use the sink/source common input, source only output (transistor output) type main unit.
The wiring example is the FX
3UC-32MT/DSS.
M8000
K2X010
D102BIN
COM X010 X011 X012 X013 X015X014 X016 X017
12481248
10
1
10
0
Fuse
24V DC
Class D
grounding*
FX
3UC
-32MT/D
FX
3UC
-32MT-LT
* The grounding resistance should be 100
Ω
or less.
+
-
COM0
X010 X011 X012 X013 X015X014 X016 X017
12481248
10
1
10
0
+
-
Fuse
24V DC
Class D
grounding*
FX
3UC
-32MT/DSS
Sink input
* The grounding resistance should be 100
Ω
or less.
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