Mitsubishi Electric MELSEC-Q Series User Manual page 56

(5) Connected station numbers
Do not duplicate station numbers. Data link may be stopped when the station number is
duplicated.
Station No.0
(6) Power-on order
To avoid incorrect input from slave stations, power on slave stations before the master
station.
(7) Writing and resetting network parameters
When writing and resetting network parameters to the CPU module, the communication
with slave devices stops temporary. Therefore, a synchronous communication error
may occur in the slave device. When the error occurs in the slave device, turn the
power on again.
Duplication
Station No.17 Station No.17
(Data link may stop.)
5 - 6
Chapter 5 SYSTEM CONFIGURATION
Station No.18