Mitsubishi Electric FX5U User Manual page 45

Connection to the powered input/output module
There is a limitation on the number of extension modules connected to the powered input/output module as follows.
The number of connected modules from the right side of the powered input/output module the next extension power supply
module added later must be as follows.
Type
Total No. of input module, output module intelligent function modules, and bus
conversion modules
Total No. of intelligent function module and bus conversion modules
Input
Powered FX5
module,
input/output
Intelligent
Output
module
module
module
Up to 8
modules
Up to 10 modules
Input
Powered FX5
module,
input/output Intelligent
Output
module module
module
Up to 10 modules
Connection to the FX5 extension power supply module (FX5-1PSU-5V)
There is a limitation on the number of extension modules connected to the FX5 extension power supply module as follows.
The number of connected modules from the right side of the FX5 extension power supply module to powered input/output
module or the next extension power supply module added later must be as follows.
Type
Total No. of input modules, output modules, intelligent function modules, and bus
conversion modules
Total No. of intelligent function module and bus conversion modules
Input
FX5 extension
FX5
module,
power supply
Intelligent
Output
module
module
module
Up to 8
modules
Up to 10 modules
Input
FX5 extension FX5
module,
Intelligent
power supply
Output
module
module
module
Up to 10 modules
Powered input/
Input
output module,
module,
FX5 extension
Intelligent
Output
power supply
module
module
Bus FX3 FX3 extension
conversion Intelligent
power supply
module module
module
Up to 8 modules
Powered input/
Input
output module,
module,
FX5 extension
Intelligent
Output
power supply
module
module
Bus FX3 FX3 extension
conversion Intelligent power supply
module module
module
Up to 8 modules
Limitations
Up to 10 modules can be connected.
Up to 8 modules can be connected.
FX5
module
FX3
Intelligent
module
Limitations
Up to 10 modules can be connected.
Up to 8 modules can be connected.
FX5
module
FX3
Intelligent
module
4.2 Limitations on the Number of Connected Extension Devices
4 SYSTEM CONFIGURATION
4
43