System Configuration With Special Adapters - Mitsubishi FX3U SERIES User Manual

FX Series Programmable Controllers
3U
User's Manual - Hardwaer Edition
6.1.2

System configuration with special adapters

1. When high-speed input/output special adapters are used
When only high-speed input/output special adapters are connected, the adapters can be used without an
expansion board.
Good Special adapter
(high-speed input)
Good Special adapter
(high-speed input)
2. When analog and communication special adapters are used
1) Analog and communication special adapters must be used with an expansion board.
Special adapter
Good
(communication)
Special adapter
Bad
(communication)
The adapters do not function.
2) When an expansion board (other than the FX
may be used.
Special adapter
Good
(communication)
Special adapter
Bad
(communication)
The adapters do not function.
3. When high-speed input/output, analog and communication adapters are used
When these adapters are used, connect the high-speed input/output special adapters on the left side of the
main unit.
The high-speed input/output special adapters cannot be connected on the downstream side of any
communication/analog special adapter.
Special adapter
Good
(communication)
Special adapter
Bad
(analog)
Special adapter Special adapter
(high-speed input) (high-speed output)
Special adapter Special adapter
(high-speed input) (high-speed output)
Special adapter
Expansion board
(analog)
Special adapter
Expansion board
(analog)
Special adapter Expansion board
(communication) (FX -CNV-BD)
3U
Special adapter Expansion board
(communication) (Not FX
3U
Special adapter Special adapter
(analog) (high-speed output)
Special adapter Special adapter
(high-speed input) (high-speed output)
The adapters cannot be connected in this order.
6 Examination of System Configuration
Expansion board
Main unit
Expansion board Main unit
When the board is not connected
Main unit
Main unit
When the board is not connected
-CNV-BD) is used, one communication special adapter
3U
Main unit
Main unit
-CNV-BD)
FX -232-BD
3U
FX -422-BD
3U
FX -485-BD
3U
FX -USB-BD
3U
Special adapter Main unit
(high-speed input)
Interchangeable
Special adapter Main unit
(communication)
6.1 Configuration of a Whole System
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