54
4 SYSTEM CONFIGURATION
4.1 Rules of System Configuration
Current consumption
The power to the extension devices is supplied from a CPU module, powered input/output module or extension power supply
module.
The number of extension devices that can be connected must be determined from the power supply capacity of the CPU
module or extension power supply module.
For details on the current consumption, refer to
Page 61 Limitation on Current Consumption.
*1 The power to the input circuit of the input module is supplied from the external power supply.
Limitations when using extension devices
■
Modules of extension cable type
FX5-CNV-IFC or FX5-C1PS-5V is required to use modules of extension connector type.
■
Limitations on high-speed pulse input/output module
Up to four high-speed pulse input/output modules can be connected in a system.
■
Bus conversion module
• A bus conversion module is required to use FX3 extension module. FX3 extension modules can be connected to the right
side of the bus conversion module only.
• For limitations on the number of connected extension devices, refer to
Page 57 Connection to the bus conversion
module (connection with FX3 extension devices).
■
Limitations on intelligent function modules
Note that some intelligent function modules have limitations on the number of modules, order and combination in which they
are added for each individual module.
■
Using the extended extension cable
• The connector conversion adapter is required when the extended extension cable connection destination is a module of
extension cable type (except for extension power supply module).
• When connecting a bus conversion module in the same system, connect the powered input/output module directly after the
extended extension cable.
• This cannot be used with the FX3 extension module.
Model
Limitation
FX5-CCLIEF
Only one module may be connected per system.
FX5-CCL-MS
One module can be connected to the system for each station type.
• Master station: 1
• Intelligent device station: 1
When using the FX5-CCL-MS as the master station, it cannot be used together with the FX3U-16CCL-M.
When using the FX5-CCL-MS as the intelligent device station, it cannot be used together with the FX3U-64CCL.
FX5-ASL-M
Only one module may be connected per system.
Use together with the FX3U-128ASL-M is not possible.
FX3U-2HC
Up to two modules connectable per system.
Connect a module of this type immediately after the bus conversion module.
FX3U-16CCL-M
Only one module may be connected per system.
When using the FX5-CCL-MS as the master station, it cannot be used together with the FX5-CCL-MS.
FX3U-64CCL
Only one module may be connected per system.
When using the FX5-CCL-MS as the intelligent device station, it cannot be used together with the FX5-CCL-MS.
FX3U-128ASL-M
Only one module may be connected per system.
Use together with the FX5-ASL-M is not possible.
Power is supplied from the CPU module.
Power is supplied from the
extension power supply module.
Input
module
*1
,
Output
module
CPU module
Expansion
adapter
Input
module
*1
,
Output
module
Extension
power
supply
module
Bus
conversion
module
Input
module
*1
,
Output
module
FX3
intelligent
module
Summary of Contents for MELSEC iQ-F FX5UC-32MT/D
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