Safety Instructions
3
Safety Instructions for design process
Installation Precautions
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 100mm (3.94inch) or more from each
other.
Caution
Use the PLC option card in an environment that meets the general specification contained in
this manual or datasheet.
Using the PLC option card in an environment outside the range of the general specifications could
result in electric shock, fire, erroneous operation, and damage to or deterioration of the product.
Completely turn off the power supply before loading or unloading the module.
Not doing so could result in electric shock or damage to the product.
Make sure all modules are loaded correctly and securely.
Not doing so could cause a malfunction, failure or drop.
Make sure I/O and extension connector are installed correctly.
Poor connection could cause an input or output failure.
When install the PLC option card in environment of much vibration, be sure to insulate the
PLC option card from direct vibration.
Not doing so could cause electric shock, fire, and erroneous operation.
Be sure to there are no foreign substances such as conductive debris inside the module.
Conductive debris could cause fires, damage, or erroneous operation.
Caution
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