Indicates that incorrect handling may cause hazardous conditions,
resulting in death or severe injury.

Indicates that incorrect handling may cause hazardous conditions,
resulting in minor or moderate injury or property damage.


Note that the ! CAUTION level may lead to serious consequences according to the circumstances.
Always follow the instructions of both levels because they are important to personal safety.

Please keep this manual in a convenient place so that you can refer to it and always forward it to the end
user.

[Design Instructions]
!
WARNING
• Build an interlock circuit outside the PLC system to ensure that the whole system always works
safely when changing the data of the running PLC or controlling the PLC status from the
personal computer.
In addition, be sure to incorporate the corrective action into the system to deal with the
communication error due to the poor cable connection while operating the PLC CPU online from
the peripheral device.

[Operating Precautions]
! WARNING
! CAUTION