Number Of Connected Extension Modules (Including Extended Extension Cable) - Mitsubishi Electric MELSEC iQ-F FX5U User Manual

Number of connected extension modules (including extended
extension cable)
Overall system limitation
There is a limitation on the number of connected extension modules in a whole system as follows.
Type
Extension module
Extension power supply module
Connector conversion module
Extended extension cable
Bus conversion module
(excluding extension power supply module and connector conversion module)
I/O
CPU module
• • • •
module
Connection to the CPU module
There is a limitation on the number of extension modules connected to the CPU module as follows.
The number of extension modules added from the right side of the CPU module to powered input/output module or the
extension power supply module 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
module,
CPU module
Intelligent
Output
module
module
Up to 8
modules
Up to 12 modules
Input
FX5
module,
CPU module
Intelligent
Output
module
module
Up to 12 modules
Limitations
Up to 16 modules can be connected to a system.
(Extension power supply modules and connector conversion module are excluded.)
Up to 2 modules can be connected to a system.
Only 1 module can be connected to a system.
Only 1 cable can be connected to a system.
Only 1 module can be connected to a system.
Up to 16 modules
Extension
Connector
I/O
power
conversion
module
supply
module
module
Up to 1 module
Powered input/
Input
output module,
module,
FX5 extension
Intelligent
Output
power supply
module
module
FX3 extension
Bus FX3
power supply
conversion Intelligent
module
module module
Up to 8 modules
Extension
Bus
power
• • • •
conversion
supply
module
module
Up to 1 module
Up to 2 modules
Limitations
Up to 12 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
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