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MELSEC-Q
4 INSTALLATION, WIRING AND MAINTENANCE OF THE PRODUCT
4.1.3 Handling precautions
Handle the QD75MH and cable while observing the following precautions.
[1] Handling precautions
!
CAUTION
Use the PLC within the general specifications environment given in this manual.
Using the PLC outside the general specification range environment could lead to electric
shocks, fires, malfunctioning, product damage or deterioration.
Do not directly touch the conductive section and electronic parts of the module.
Failure to observe this could lead to module malfunctioning or trouble.
Make sure that foreign matter, such as cutting chips or wire scraps, do not enter the module.
Failure to observe this could lead to fires, trouble or malfunctioning.
Never disassemble or modify the module.
Failure to observe this could lead to trouble, malfunctioning, injuries or fires.
Completely turn off all lines of power supply externally before loading or unloading the module. Not
doing so could result in electric shock or damage to the product.
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.
Do not directly touch the module's conductive parts and electronic components of the module.
Touching the conductive parts and electronic components of the module could cause an
operation failure or give damage to the module.