FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
321
16 FX2N-8/16E*-*(Input/Output Extension Blocks)
16.3 FX2N-8ER (24V DC Sink Input, Relay Output)
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
16.3
FX
2N
-8ER (24V DC Sink Input, Relay Output)
16.3.1 Product specifications
The generic specifications are identical to the main unit specifications.
→
Refer to Section 4.1 for generic specifications.
For external wiring, refer to the following chapters.
→
Refer to Chapter 10 for input wiring.
→
Refer to Chapter 12 for output wiring.
1. Power supply specifications
2. Weight and Other specifications
3. Input specifications
Item
FX
2N
-8ER
Product type
FX
2N
extension block
Rated voltage
24V DC (supplied from main unit and input/output powered extension unit)
Item
FX
2N
-8ER
MASS (Weight)
0.2 kg (0.44lbs)
Other
• The extension cable is already connected to the extension block.
• Accessories: Label for indication of input/output number
• The DIN46277 rail (width: 35 mm (1.38")) or direct installation.
Item
FX
2N
-8ER
Input points
4 points
Connection unit
Vertical terminal block (M3 screws) / For a detailed description of wiring, refer to
the input line connection diagram of the main unit.
Input type
Sink
Input signal voltage
24V DC
±
10%
Input signal current
5 mA/24V DC
Input impedance
4.3k
Ω
Input sensitivity
current
Input-ON
current
3.5 mA or more at 24V DC
Input-OFF
current
1.5 mA or less
Input response time
Approx. 10 ms
Input signal type
No-voltage contact input
NPN open collector transistor
Input circuit insulation
Photo-coupler insulation
Indication of input operation
LED on panel lights when input.
Input circuit diagram
X
24+
4.3k
Ω
Sink input line
connection
Main unit
24V
S/S
0V
Summary of Contents for FX2-16E series
Page 2: ......
Page 8: ... 6 Safety Precautions Read these precautions before use MEMO ...
Page 519: ......