Connection Methods For Cpu Module And Extension Devices; Connection Of Extension Devices; Connection Method A - Connection Of An Expansion Board - Mitsubishi Electric MELSEC iQ-F FX6U Hardware User Manual

5.5
Connection Methods for CPU Module and
Extension Devices
This section explains the connection methods for extension devices.

Connection of extension devices

The connection method varies depending on the combination of products, i.e., the CPU module, expansion board, expansion
adapters, and extension modules.
The connection methods are explained with the following configuration example.
For connection method for FX5-1PSU-5V, refer to MELSEC iQ-F FX5-1PSU-5V HARDWARE MANUAL.
Expansion Expansion
adapter board
FX5U
CPU module
Connection Connection Connection
method B method A method C

Connection method A - connection of an expansion board

This subsection explains how to connect the expansion board to the CPU module.
1.
Remove the expansion board connector cover from the
front face of the CPU module.
2.
Connect the expansion board to the expansion board
connector (C in the right figure).
3.
Fix the expansion board (E in the right figure) with
provided M3 tapping screws (D in the right figure) to the
CPU module.
• Tightening torque: 0.3 to 0.6N⋅m
FX5
extension module Extended Connector
(extension extension conversion
cable type) cable adapter
Connection Connection
method D method E
FX5 extension FX5 extension
module
Connector module
(extension conversion (extension
cable type) module connector type)
Connection Connection
method D method F
Expansion board
connector cover
1
C
2

5.5 Connection Methods for CPU Module and Extension Devices

Bus
conversion FX3
module extension module
Connection
Connection
method D
method G
D
E
5 INSTALLATION
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