Specifications

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 SAFETY PRECAUTIONS 
(Always read these precautions prior to use.)
Before using this product, please read this manual and the relevant manuals introduced in this manual
carefully and pay full attention to safety to ensure that the product is used correctly.
The precautions presented in this manual are concerned with this product only. For programmable
controller system safety precautions, refer to the user’s manual of the master module used.
In this manual, the safety precautions are ranked as “WARNING” and “CAUTION.”
WARNING
Indicates that incorrect handling may cause hazardous
conditions, resulting in death or severe injury.
CAUTION
Indicates that incorrect handling may cause hazardous
conditions, resulting in medium or minor injury and/or property
damage.
Note that failure to observe the
CAUTION level instructions may lead to a serious consequence
according to the circumstances. Always follow the precautions of both levels because they are important
to personal safety.
Please keep this manual in an easy-to-access location for future reference, and be sure to deliver the
manual to the end user.
[DESIGN PRECAUTIONS]
WARNING
 If a data link communication error occurs, the data of the master module will be retained. Using
the communication status information, configure an interlock circuit in the sequence program to
ensure that the system will operate safely.
 Any of the remote I/O signals marked "Use prohibited" are used by the system. Do not use these
signals. In the unlikely event such a signal is used (ON/OFF), the function of the module cannot
be guaranteed.