FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
451
20 FX-16/32E*-*-TB (Terminal Block)
20.6 FX-16EX-A1-TB
11
Hi
gh
-Speed
Counters
12
O
utput W
iri
ng
13
W
iri
ng for
V
ari
ous
Us
es
14
Te
st R
un,
Mai
nten
ance,
T
roubl
es
hooti
ng
15
IInput/Output
Pow
ered
Exte
nsi
on U
nit
s
16
Input/O
utput
Extens
ion
Bl
ock
s
17
Extension
Power Suppl
y
Un
it
18
Other Extens
ion
Uni
ts an
d
Opti
ons
19
D
isplay M
od
ule
20
Te
rminal
Bl
oc
k
20.6.2 Internal circuit
20.6.3 Example of input external wiring
1
3
4
5
6
0
2
7
1
3
0
2
4
5
6
7
0 to 7 Lower numbers
SS
0 to
SS
7 Higher numbers
24+
24-
COM1
COM1
COM2
COM2
COM3
COM3
COM4
COM4
SS
4 to
SS
7
(20)
COM
6
7
5
4
3
2
1
0
COM
6
7
5
4
3
2
1
0
(10)
(19)
(9)
(18)
(8)
(17)
(7)
(6)
(5)
(4)
(3)
(2)
(1)
(16)
(15)
(14)
(13)
(12)
(11)
CN1
Photo-
coupler
Photo-
coupler
Photo-
coupler
Photo-
coupler
0 to 3
SS
0 to
SS
3
4 to 7
1
3
4
5
6
0
2
7
1
3
0
2
4
5
6
7
24+
24-
COM1
COM1
COM2
COM2
COM3
COM3
COM4
COM4
PLC input
No.
Photo-coupler
power supply
24V DC
+10%
-15%
100 to
120V AC
SS
4 to
SS
7
0 to 3
SS
0 to
SS
3
4 to 7
Summary of Contents for FX2-16E series
Page 2: ......
Page 8: ... 6 Safety Precautions Read these precautions before use MEMO ...
Page 519: ......