Handling Precautions - Mitsubishi Q2ACPU User Manual

16. POWER SUPPLY MODULE

16.2 Handling precautions

Use the PLC under the environment specified in the user's manual.
CAUTION
Otherwise, it may cause electric shocks, fires, malfunctions, product deterioration or
damage.
Insert the module fixing projection into the fixing hole in the base unit to mount the
module.
Incorrect installation could result in malfunction, failure, or a drop of the module.
For use in an environment of frequent vibrations, secure the module with screws.
Tighten the screws within the specified torque range.
If the screw is too loose, it may cause a drop of the module, a short circuit or
malfunctions.
If too tight, it may cause damage to the screws and/or module, resulting in an
accidental drop of the module, short circuit or malfunctions.
Connect the extension cable to the connector of the base unit or module.
Check for incomplete connection after installing it.
Poor electrical contact may cause incorrect inputs and/or outputs.
Insert the memory card and fully press it to the memory card connector.
Check for incomplete connection after installing it.
Poor electrical contact may cause malfunctions.
Be sure to shut off all phases of the external power supply used by the system before
mounting or removing the module.
Failure to do so may damage the module.
Do not directly touch the conductive part or electronic components of the module.
Doing so may cause malfunctions or a failure of the module.
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