Input Matrix [Mtr Instruction (Fnc 52)] - Mitsubishi Electric MELSEQ FX3S Series User Manual

FX Series Programmable Controllers
3S
User's Manual - Hardware Edition
13.3

Input Matrix [MTR Instruction (FNC 52)]

This section gives examples of wiring for capturing the ON/OFF status of 24 switches to M30 to M37, M40 to
M47 and M50 to M57 using MTR instruction (FNC 52).
Example of program
M8000
RUN
monitor
Example of wiring
1) In the case of sink wiring
0.1 A 50 V
diode is
necessary.
0V
2) In the case of source wiring
0.1 A 50 V
diode is
necessary.
0V 24V
122
FNC 52
X000 Y012
MTR
X001 X002 X003 X004 X005 X006 X007
X001 X002 X003 X004 X005 X006 X007
S/S X000 X001 X002 X003
Main unit (Example: FX
24V
Connect pull-up resistors (33 kΩ/0.5 W) when using
inputs X000 to X017.
X001 X002 X003 X004 X005 X006 X007
X001 X002 X003 X004 X005 X006 X007
S/S X000 X001 X002 X003
Main unit (Example: FX
Connect pull-down resistors (3.3 kΩ/0.5 W) when
using inputs X000 to X017.
M30 K3
X004 X005 X006 X007
-30MT/ES)
3S
COM4 Y012 Y013 Y014
X004 X005 X006 X007
-30MT/ESS)
3S
+V4 Y012 Y013 Y014
13 Examples of Wiring for Various Uses
13.3 Input Matrix [MTR Instruction (FNC 52)]