4.1
Rules of System Configuration
The system configuration must meet the following four requirements.
Number of connected extension device
The number of extension devices that can be connected to a single system of FX5U CPU module is limited.
For details, refer to Page 50 Limitations on the Number of Connected Extension Devices.
Ex.
Expansion
Expansion
adapters
adapters
(Commu-
(Analog)
nication)
Up to 4
Up to 2
modules
modules
*1 Extension power supply modules and connector conversion module are not included in the number of connected devices.
Number of input/output points
With the FX5U CPU module, a total of 512 points or less including the number of input/output points of extension devices
(max. 256 points) and number of remote I/O points (max. 384 points) can be controlled.
For details on the number of input/output points, refer to Page 53 Limitation on the Number of Input/Output Points.
Number of input/output points on whole system
1. Number of input/output points
(including input/output occupied points)
• Expansion board
• Expansion adapter
2. Number of remote input/output points for
CC-Link/AnyWireASLINK
Remote I/O station
4 SYSTEM CONFIGURATION
48
4.1 Rules of System Configuration
CPU module
Input
FX5
module,
Expansion
Intelligent
Output
board
module
module
Up to 8
Up to 1
modules
module
Up to 12 modules
Extended extension cable
Up to 1 cable
FX5
Input
extension
module,
power
Output
supply
module
module
Up to 10 modules
CPU module
I/O module
CC-Link/AnyWireASLINK system
Remote I/O station
Remote I/O station
Up to 16 modules
*1
FX3
Bus
FX5
extension
power
Intelligent
conversion
supply
module
module
module
Up to 1
module
Up to 8 modules
Up to 2 modules
Up to 512 points
Up to 256 points
FX5
FX5
Intelligent
Intelligent
module
module
Up to 384 points
Remote I/O station
FX3
Intelligent
module
Up to 8
modules
Bus
• CC-Link master
conversion
• AnyWireASLINK master
module