Mitsubishi FX3U Series User Manual

FX3U Series Programmable Controllers
User’s Manual - Hardware Edition
84
6 Examination of System Configuration
6.4 Number of Connected Special Extension Devices (Including Extension Cable)
6.4 Number of Connected Special Extension Devices (Including Extension
Cable)
6.4.1 Expansion board and special adapter
The number of connected special adapters is restricted depending on the type of special adapters attached
as explained below.
The number of communication special adapters is restricted depending on the combination of a
communication expansion board.
The number of special adapters other than communication adapters is restricted as shown in the following
table.
6.4.2 Special function units/blocks, High-speed input/output special adapter
Up to eight special function units/blocks can be connected in one system.
When connecting the following products, take into consideration the combination, number of units/blocks and
connecting order.
6.4.3 Extension cable
One extension cable can be used in a system.
The type of cable varies according to the product being connected.
•FX
0N-65EC
•FX
0N-30EC
•FX
2N-GM-65EC (for FX2N-10GM and FX2N-20GM)
Type and function of expansion board to be used
Number of connectable special adapters of each type
Communi-
cation
Analog
High-speed
input
High-speed
output
When expansion board is not used Cannot be connected. 2 unit 2 unit
When FX
3U-232-BD, FX3U-422-BD, FX3U-485-BD or
FX
3U-USB-BD is used
1 unit 4 unit 2 unit 2 unit
When FX
3U-CNV-BD is used 2 unit 4 unit 2 unit 2 unit
Type Limitations
FX
2N-16CCL-M
• It cannot be used together with FX
2N-32ASI-M.
• When some units are used, a remote I/O station cannot be connected to the second and
following master stations.
FX
2N-32ASI-M
• It cannot be used together with FX
2N-16CCL-M.
• Only one unit can be used for the whole system.
FX
2N-1RM(-E)-SET
• Up to 3 units can be sequentially connected to the end of a system.
However, when three units are connected, they are counted as one unit, and the number of
input/output occupied points is 8.
FX
0N-3A
FX
2N-2AD
FX
2N-2DA
FX
3U-4HSX-ADP
FX
3U-2HSY-ADP
When any of these products is connected to a FX
2N Series input/output powered extension unit,
the current consumption is restricted.
The total current consumption of FX
0N-3A, FX2N-2AD and FX2N-2DA must be the following
value or less.
-FX
2N-32E:190mA or less
-FX
2N-48E:300mA or less
The 5 special function units listed on the left have restrictions in current consumption (internal
24V DC) at startup when connected to FX
3U Series main units (DC power type).
At the startup of an FX
0N-3A, FX2N-2AD, FX2N-2DA, FX3U-4HSX-ADP or FX3U-2HSY-ADP,
make sure to set the total current consumption (internal 24V DC) less than the following values:
-FX
3U-16, 32M/DS(S) : 640mA
-FX
3U-48, 64, 80M/DS(S): 800mA

Mitsubishi FX3U Series Specifications

General

Brand	Mitsubishi
Model	FX3U Series
Category	Controller
Language	English