2: MODULE SPECIFICATIONS
2-26 « FC4A MICROSMART USER’S MANUAL »
DC Input Module Terminal Arrangement and Wiring Diagrams
FC4A-N08B1 (8-point DC Input Module) — Screw Terminal Type
Applicable Terminal Block: FC4A-PMT10P (supplied with the input module)
FC4A-N16B1 (16-point DC Input Module) — Screw Terminal Type
Applicable Terminal Block: FC4A-PMT10P (supplied with the input module)
COM COM
0
1
2
3
4
5
6
7
DC.IN
01234567
Terminal No. Input
0I0
1I1
2I2
3I3
4I4
5I5
6I6
7I7
COM COM
COM COM
Source Input Wiring
Terminal No. Input
0I0
1I1
2I2
3I3
4I4
5I5
6I6
7I7
COM COM
COM COM
Sink Input Wiring
• Two COM terminals are connected together internally.
• For input wiring precautions, see page 3-13.
+
–
+
–
2-wire Sensor
24V DC
NPN
+
–
+
–
2-wire Sensor
24V DC
PNP
0
1
2
3
4
5
6
7
10
11
12
13
14
15
16
17
DC.IN
COM COM
10 11 12 13 14 15 16 17
0 1 2 3 4 5 6 7
COM COM
Terminal No. Input
0I0
1I1
2I2
3I3
4I4
5I5
6I6
7I7
COM COM
COM COM
10 I10
11 I11
12 I12
13 I13
14 I14
15 I15
16 I16
17 I17
COM COM
COM COM
Source Input Wiring
Terminal No. Input
0I0
1I1
2I2
3I3
4I4
5I5
6I6
7I7
COM COM
COM COM
10 I10
11 I11
12 I12
13 I13
14 I14
15 I15
16 I16
17 I17
COM COM
COM COM
Sink Input Wiring
• Four COM terminals are connected together internally.
• For input wiring precautions, see page 3-13.
+
–
+
–
2-wire Sensor
24V DC
NPN
+
–
NPN
+
–
+
–
2-wire Sensor
24V DC
PNP
+
–
PNP