Internal Circuit; Example Of Input External Wiring - Mitsubishi FX3G SERIES User Manual

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

20.6.2 Internal circuit

Photo-
coupler
Photo-
coupler

20.6.3 Example of input external wiring

PLC input
No.
Photo-coupler
power supply
24V DC
324
CN1
(20) (10)
(19) (9)
COM
(18) (8)
7
(17) (7)
6
5 (16) (6)
(15) (5)
4
(14) (4)
3
(13) (3)
2
(12) (2)
1
(11) (1)
0
0 to 3
24+ 1 3
COM1
24- 0 2 4
COM1
0 to 7 Lower numbers
0 to 3
24+ 1 3
COM1
24- 0 2 4
COM1
COM
7
Photo-
6
coupler
5
4
3
2
1
0
Photo-
coupler
4 to 7 0 to
5 7 1 3
COM2
6 0 2
COM2
0 to
4 to 7 0 to
5 7 1 3
COM2
6 0 2
COM2 COM3
20.6 FX-16EX-A1-TB
3 4 to 7
5 7
COM3 COM4
4 6
COM3 COM4
7 Higher numbers
3 4 to 7
5 7
COM3 COM4
4 6
COM4
100 to
120V AC
20 Terminal Block