269
FX3U Series Programmable Controllers
User’s Manual - Hardware Edition
15 FX2N-32/48E*-* (Input/Output Powered Extension Units)
15.3 FX2N-32ER-ES/UL, FX2N-48ER-ES/UL, FX2N-48ER-DS
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
15.3 FX2N-32ER-ES/UL, FX2N-48ER-ES/UL, FX2N-48ER-DS
15.3.1 Product specifications
The generic specifications are the same as those for the main unit.
→ For the generic specifications, refer to Section 4.1.
For external wiring, refer to the following chapters.
→ Refer to Chapter 9 for power supply wiring.
→ Refer to Chapter 10 for input wiring.
→ Refer to Chapter 12 for output wiring.
1. Power supply specifications
→ For the power supply specifications, refer to Section 15.2.
2. Input specifications (for sink input [-common] and source input [+common])
*1. The DC power type applies to the power supply voltage in "Power Supply Specifications (Power Supply
Input/24V DC Service Power Supply)."
*2. Do not connect with 0V and 24V terminals.
Item FX2N-32ER-ES/UL FX2N-48ER-ES/UL, FX2N-48ER-DS
Number of input points 16 points 24 points
Connection type Removable terminal block (M3 screw)
Input form sink/source
Input signal voltage
24V DC ± 10%
*1
Input signal current 5 mA/24V DC
Input impedance 4.3 kΩ
Input sensitivity
current
Input ON current 3.5 mA or more/24V DC
Input OFF
current
1.5 mA or less
Input response time About 10 ms
Input signal form
No-voltage contact input
Sink: NPN open collector transistor
Source: PNP open collector transistor
Input circuit insulation Insulation with photocoupler
Indication of input operation LED on panel is lit when there is input.
Input circuit diagram
• AC power supply type
• DC power supply type
24V
N
L
100 to 240V AC
Fuse
X
S/S
0V
Source input wiring
4.3k
Ω
24V
N
L
100 to 240V AC
Fuse
X
S/S
0V
Sink input wiring
4.3k
Ω
24V
24V
DC
Fuse
X
S/S
0V
Source input wiring
4.3k
Ω
24V
24V
DC
Fuse
X
S/S
0V
Sink input wiring
4.3k
Ω
*2 *2