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Before using this product, please read this manual and the relevant manuals introduced in this manual
carefully and pay full attention to safety to handle the product correctly.
The instructions given in this manual are concerned with this product. Refer to the user's manual of the
CPU module to use for a description of the PLC system safety precautions.
In this manual, the safety instructions are ranked as "DANGER" and "CAUTION".
!
DANGER
CAUTION
!
Note that the
CAUTION level may lead to a serious consequence according to the circumstances.
!
Always follow the instructions of both levels because they are important to personal safety.
Please save this manual to make it accessible when required and always forward it to the end user.
[Design Precautions]
• When there are communication errors with the data link, the communication error station will
enter the following condition.
Build an interlock circuit into the sequence program to operate system safely by using the
communication state information.
An accident may occur by a false output or a malfunction.
(1) Turn off all input from Remote I/O station.
(2) Turn off all output from Remote I/O station.
• The output may be left ON or OFF due to trouble in the CC-Link embedded I/O adapter.
Configure a circuit to monitor I/O signals which may lead to a serious accident..
• Use the CC-Link embedded I/O adapter in an environment that meets the general specifications
contained in this manual.
Using this adapter in an environment outside the range of the general specifications could result
in electric shock, fire, malfunction, and damage to or deterioration of the product.
• Do not bunch the control wires or communication cables with the main circuit or power wires, or
install them close to each other.
They should be installed 100 mm (3.9 in.) or more from each other.
Not doing so could result in noise that would cause malfunction.
A - 1
• SAFETY PRECAUTIONS •
(Always read these instructions before using this equipment.)
Indicates that incorrect handling may cause hazardous conditions,
resulting in death or severe injury.
Indicates that incorrect handling may cause hazardous conditions,
resulting in medium or slight personal injury or physical damage.
DANGER
!
CAUTION
!
A - 1
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