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A-2
[INSTALLATION PRECAUTIONS]
[WIRING PRECAUTIONS]
z Use the programmable controller in the environment conditions given in the
general specifications of the User's Manual for the A1S68AD.
Failure to do so may cause an electric shock, fire, malfunction, or damage to
or deterioration of the product.
z Insert the tabs at the bottom of the module into the holes in the base module
before installing module. Be sure to install the module in the base module with
screws tightened to the specified torque.
Improper installation may cause erroneous operation, accident, or the module
to fall out.
z Before connecting wires to the PLC, check the rated voltage and the terminal
arrangement.
Connecting power of a different voltage or wiring incorrectly will result in fire or
failure.
z Tighten the terminal screws within the specified torque range.
Undertightening can cause a short circuit or malfunction.
Overtightening can cause a short circuit or malfunction due to damage of the
screws or module.
z Take all possible measures to prevent chips or wire scraps from entering the
module.
Entry of foreign material will cause fire, failure of malfunctions.
CAUTION
CAUTION