Mitsubishi Electric MELSEC-A Series User Manual page 7

[INSTALLATION PRECAUTIONS]
l Use the PC in the environment given in the general specifications of this manual.
Using the PC outside the range of the general specifications may result in
electric shock, fire or malfunction, or may damage or degrade the module.
l Insert the tabs at the bottom of the module into the mounting holes in the base
module before installing the module. Tighten the module fixing screws by the
specified torque. Improper installation may result in malfunction, breakdowns
or cause the module to fall out.
l Do not directly touch the module's conductive parts or electronic components.
Doing so could cause malfunction or trouble in the module.
[WIRING PRECAUTIONS]
l Be sure to ground the shield wire with a special PC ground of Type III or above.
Not doing so could result in erroneous operation.
l When wiring in the PC, be sure that it is done correctly by checking the product's
rated voltage and the terminal layout. Connecting a power supply that is
different from the rating or incorrectly wiring the product could result in short
circuit or damage.
l Tighten the terminal screws to the specified torque.
Loose terminal screws may cause a short circuit, fire, or erroneous operation.
l Be sure that cuttings, wire chips, or other foreign matter do not enter the
module.
Foreign matter may start a fire or cause an accident or erroneous operation.
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CAUTION
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CAUTION