Mitsubishi MELSEC-Q QD77MS, Руководство пользователя

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Chapter 4 Installation, Wiring and Maintenance of the Product
4.1.3 Handling precautions
Handle the QD77MS and cable while observing the following precautions.
[1] Handling precautions
CAUTION
Use the programmable controller in an environment that meets the general specifications in the
manual "Safety Guidelines", the manual supplied with the main base unit.
Using the programmable controller in an environment outside the range could result in electric
shock, fire, operation failure, and damage to or deterioration of the product.
Do not directly touch the module's conductive parts and electronic components. Doing so may
could cause an operation failure or give damage to the module.
Be sure there are no foreign matters such as sawdust or wiring debris inside the module. Such
debris could cause fire, damage, or operation failure.
Never try to disassemble or modify the modules. It may cause product failure, operation failure,
injury or fire.
Completely turn off the externally supplied power used in the system before installation or
removing the module. Not doing so could result in damage to the module.
Because the connector has its orientation, check it before attaching or detaching the connector
straight from the front.
Unless it is properly installed, a poor contact may occur, resulting in erroneous input and output.