When Special Extension Devices Are Also Added (Calculation Of Current Consumption) - Mitsubishi FX3G SERIES User Manual

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
6.6.2 When special extension devices are also added (calculation of current
consumption)
1
Select an input/output powered extension unit.
→ For the data on the number of input/output occupied points and current consumption of each
Power supply
classification
With built-in
1
power
supply
2
Enter the specifications for the products to be added.
Enter the data for the input/output extension blocks and special function blocks to be connected to
the input/output powered extension unit, and calculate the current.
→ For data on the number of input/output occupied points and current consumption of each type,
Power supply
classification
Enter the
products
connected to
the input/
output powered
extension unit
2
Calculate the totals
*1. When connecting the FX
upstream unit to the FX
consumption and number of occupied I/O points for the input extension blocks (including FX
ES/UL and FX
*2. A maximum of 8 special function blocks are connectable, including the main unit and extension power
supply unit.
68
Number of
Classification
connected units
B1
Input/output
-
powered
extension unit
Example of entry FX
2N
Number of
Classification connected
units
FX
FX
FX
B2
FX
Input/output
-
FX
extension
*1
FX
block
FX
FX
FX
FX
FX
C
FX
*2
Special
8
FX
function
unit/block
FX
FX
FX
-1PSU-5V extension power supply unit to a system where the nearest
3U
-1PSU-5V is input/output powered extension unit, also enter the current
3U
-8ER) that are connected to the FX
2N
6.6 Expansion of FX2N Series I/O Powered Extension Unit
Number of input/
Type output points
[points]
FX 2N -
-48ER-ES/UL
Number of input/
Type output points
[points]
-
2N
-
2N
-
2N
-
2N
2N -
2N -
-
2N
-
2N
/FX -
2N 3U
/FX -
2N 3U
/FX -
2N 3U
/FX -
2N 3U
2N /FX 3U -
2N /FX 3U -
/FX -
2N 3U
/FX -
2N 3U
2 -1
-1PSU-5V.
3U
6 Examination of System Configuration
type,refer to Section 6.8.
Capacity of built-in power supply
5V DC power
supply [mA]
1 -1 1 -2
48 690
refer to Section 6.8.
Calculation of current consumption
of built-in power supply
5V DC power
supply [mA]
-
-
-
-
-
-
-
-
2 -2
24V DC service
power supply
[mA]
1 -3
460
24V DC power
supply [mA]
2 -3
-8ER-
2N