Mitsubishi Electric MELSEC Q Series User Manual page 5

[Installation Precautions]
 Use the programmable controller in the environment specified in the user's manual of the CPU
module.
Using this programmable controller 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.
 While pressing the installation lever located at the bottom of module, insert the module fixing tab
into the fixing hole in the base unit until it stops. Then, securely mount the module with the fixing
hole as a supporting point.
Incorrect loading of the module can cause a malfunction, failure or drop.
When using the programmable controller in the environment of much vibration, tighten the
module with a screw.
 Completely turn off the externally supplied power used in the system before mounting or
removing the module.
Not doing so could result in damage to the product.
 Tighten the screw in the specified torque range.
Undertightening can cause a drop, short circuit or malfunction.
Overtightening can cause a drop, short circuit or malfunction due to damage to the screw or
module.
 Do not directly touch the module's conductive parts or electronic components.
Touching the conductive parts could cause an operation failure or give damage to the module.
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CAUTION
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