FX3U Series Programmable Controllers
User’s Manual - Hardware Edition
297
16 FX2N-8/16E*-*(Input/Output Extension Blocks)
16.4 FX2N-8EX-ES/UL, FX2N-16EX-ES/UL (24V DC Sink/Source Input)
11
High-Speed
Counters
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
IInput/Output
Powered
Extension Units
16
Input/Output
Extension
Blocks
17
Extension
Power Supply
Unit
18
Other Extension
Units and
Options
19
Display Module
20
Terminal Block
16.4.2 Parts identification and terminal arrangement
FX2N-8EX-ES/UL
FX
2N-16EX-ES/UL
When an input (X) number is assigned, 8 points on the upper side will be used for the lower input numbers,
and 8 points on the lower side will be used for the higher input numbers.
IN
FX2N-8EX-ES
POWER
0
1
23
7654
With cover
Input indicator
lamps
(LED lamps)
Without cover
Rear line
extension
connector
FX2N-
S/S
X5
X7
X4
X6
654
S/S
X0
X1
X2
X3
X4
X5
X6
X7
FX
2N
-8EX-ES/UL
X0 X2 X4 X2 X4 X6
X7X5X3X1X0X7X6X5X3X1S/S
With cover
Input indicator
lamps
(LED lamps)
Input indicator
lamps
(LED lamps)
Without cover
Rear line
extension
connector
FX
2N
-16EX-ES/UL
X0
S/S X1
X2
X3
X4
X5 X7X6 X0 X1
X2
X3
X4
X5
X6
X7
Lower
numbers
Higher
numbers