66
FX
3UC
Series Programmable Controllers
User’s Manual - Hardware Edition
1 Outline
1.13 Selection Calculation Example 2 for System Configuration
2) Restriction for the 5V DC power supply capacity
Calculate the 5V DC power supply capacity for the main unit or extension power supply unit.
→
Refer to Subsection 1.13.1.
3) Restriction for the number of connectable units
a) Expansion board
There is no problem since this configuration does not include an expansion board.
b) Special function unit/block
This configuration includes the following 3 special function units/blocks.
There is no problem since up to 7 special function units/blocks can be connected.
-
FX
2NC
-4AD
-
FX
2N
-10PG
-
FX
2N
-2LC
c) Other restriction
In some models, only 1 unit can be connected to the main unit.
When connecting 2 or more units, it is necessary to add the extension power supply unit. (Refer to
Subsection 1.10.2.)
This configuration includes the following equipment that falls under the restriction for the number of
connectable units.
-
FX
2NC
-16EYR-T
×
2
→
Refer to Subsection 1.13.1.
a)Supplier side
FX
3UC
-32MT-LT 350mA
b)Consumer side
FX
2NC
-32EX
FX
2NC
-16EYR-T
FX
2NC
-16EYR-T
FX
2NC
-32EYT
60mA
50mA
50mA
100mA
50mA
0mA
a) It is necessary to add an extension power supply unit since the capacity on the
consumer side b) is 390mA larger than the capacity on the supplier side a).
120mA
70mA
FX
2NC
-4AD
FX
2NC
-CNV-IF
FX
2N
-10PG
FX
2N
-2LC
120mA
220mA
270mA
320mA
370mA
490mA
"a)Supplier side" - "b)Consumer side" = 350mA - 740mA = -390mA
180mA
FX
2N
-16EYT
560mA
5V DC power supply capacity and current consumption
FX
2NC
-32EX
60mA
740mA
NG!!
OK!!
OK!!
NG!!
Содержание FX3UC Series
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