Mitsubishi Electric MELSEC iQ-F FX5 User Manual page 17

FX5UC CPU module
In FX5UC CPU module, up to three communication port channels can be connected to a CPU module using built-in RS-485
port, and communication adapter.
The communication channel assignments are fixed to the following numbers, regardless of the system configuration.
CH4: Communication adapter-2
CH3: Communication adapter-1
CH1: Built-in RS-485 port
Built-in RS-485 port
Communication FX5-485ADP
adapter
FX5-232ADP
*1 Assigned to CH3 or CH4 in order of proximity to CPU module.
Communication Important point in selection
port
CH1 Since it is built-into the CPU module, there is no need to add
equipment
*1
CH3, CH4 Mount the communication adapter to the left of the CPU module
Total extension
distance
50 m (164' 0") or less
1200 m (3937' 0") or less
15 m (49' 2") or less
2 CONFIGURATION
2.1 System Configuration
2
15