FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
101
6 Examination of System Configuration
6.5 Expansion of Main Unit (Calculation of Current Consumption)
1
Introducti
on
2
Features
and
Par
t Names
3
Product
Introduc
tion
4
Sp
eci
fic
ati
ons
5
V
ers
ion and
Peri
ph
er
al
D
evices
6
S
yst
em
C
onfi
guration
7
Input/Ou
tput
No
s., Un
it No
s.
8
Inst
allati
on
9
Prep
arati
on an
d
Pow
er Supp
ly
Wi
rin
g
10
Input W
iring
3
Enter the specifications for the products to be added.
Enter the data on the input/output extension blocks and special function units/blocks to be connected to the
main unit in the following table, and calculate the current.
→
For data on the number of input/output occupied points and current consumption of each type,
refer to Section 6.8.
* When connecting the FX
3U
-1PSU-5V extension power supply unit to a system where the nearest
upstream unit to the FX
3U
-1PSU-5V is a main unit, also enter the current consumption and number of
occupied I/O points for the input extension blocks (including FX
2N
-8ER-ES/UL and FX
2N
-8ER) that are
connected to the FX
3U
-1PSU- 5V.
Classification
Number of
connected
units
Type
Number of input/
output (occupied)
points [points]
Calculation of current
consumption of built-in power
supply
5V DC power
supply [mA]
24V DC power
supply [mA]
Enter the
products
connected
to the
main unit
Expansion board
1
FX
3U
-
−
−
Special adapter
10
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
FX
3U
-
−
Input/output
extension block*
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
FX
2N
-
−
Special function
unit/block
8
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
FX
0N/
FX
2N
/FX
3U
-
Display module
1
FX
3U
-7DM
−
−
Calculate the totals
2
B
C
D2
E
G
2
-1
2
-2
2
-3
Содержание FX2-16E series
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