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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. For the safety instructions of the
programmable controller system, please read the CPU module user's manual.
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]
• Make sure to configure the interlock line outside the PLC system so that the system always
operates normally when changing the data and control status of the PLC being operated from a
peripheral device.
Moreover, determine in advance how the system handles with communication errors by poor
cable connection, etc. that may occur when performing online operations on the PLC CPU from
a peripheral device.
• Please read this manual thoroughly and confirm the safety before starting online operations
(especially forced outputs and operating status modifications) performed by connecting a
peripheral device to the operating CPU module.
Incorrect online operations may cause damage to the machinery or result in accidents.
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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