Number Of Connected Extension Devices (Fx5Uj Cpu Module) - Mitsubishi Electric MELSEC iQ-F Series User Manual

Number of connected extension devices (FX5UJ CPU module)

The following table lists the specifications for the number of extension devices that can be connected to the CPU module.
Up to 4 Up to 1
No. Item
 Expansion adapter

Expansion board

Extension module
*1 Maximum number of connectable modules when using only expansion adapters.
When an expansion board is used, the maximum number of connectable expansion adapters is three.
*2 Maximum number of connectable modules when using a powered input/output module or extension power supply module.
When only the CPU module can supply power, the maximum number of connectable modules is 4.
Number of connected expansion adapters and expansion board
A maximum of four expansion adapters can be connected on the left side of the CPU module. One expansion board can be
connected to the front face of the CPU module.
When no expansion board is used, a maximum of four expansion adapters can be connected.
1 2 3 4
Up to 4
When an expansion board is used, a maximum of three expansion adapters can be connected.
1 2 3
Up to 3
No. Item
 Expansion adapter

Expansion board
2 SYSTEM CONFIGURATION
42
2.3 System Configuration Specifications
Maximum number of
connectable modules
*1
4
1
*2
8
Up to 1
Maximum number of connectable modules
Analog adapter 2
Communication When not using a communication board: 2 in total
adapter When using a communication board: 1 in total
Communication 1
board
Up to 8
Reference
Page 42 Number of connected expansion adapters and expansion
board
Page 43 Number of connected extension modules
When not using a communication board: 4 in total
When using a communication board: 3 in total