[DESIGN PRECAUTIONS]
!

DANGER
• For details on the operating status of each station when a communication problem occurs in the
data link, refer to Chapter 5 of this manual.
• If a cable dedicated to the CC-Link is disconnected, this may destabilize the line, and a data link
communication error may occur in multiple stations . Make sure to create an interlock circuit in
the sequence program so that the system will oper ate safely even if the above error occurs.
Failure to do so may result in a serous accident due to faulty output or malfunctions.
• When performing the control of the personal co mputer in operation (changing data), configure
an interlock circuit in a user program so the safe ty of the overall system is always maintained.
When performing other controls of the personal computer in operation (changing program and
operation status (status control)), read this manual carefully and confirm if the overall safety is
maintained.
Especially, when this control is performed to a remote personal computer from an external
device, problems that have occurred on the personal computer side may not be able to