Mitsubishi Electric MELSEC iQ-R Series User Manual page 8

[Wiring Precautions]
CAUTION
● Programmable controllers must be installed in control panels. Connect the main power supply to the
power supply module in the control panel through a relay terminal block. Wiring and replacement of a
power supply module must be performed by qualified maintenance personnel with knowledge of
protection against electric shock. For wiring, refer to the MELSEC iQ-R Module Configuration Manual.
● For Ethernet cables to be used in the system, select the ones that meet the specifications in the user's
manual for the module used. If not, normal data transmission is not guaranteed.
● For optical fiber cables to be used in the system, select the ones that meet the specifications in the
MELSEC iQ-R MELSECNET/H Network Module User's Manual (Startup). If not, normal data
transmission is not guaranteed.
[Startup and Maintenance Precautions]
WARNING
● Do not touch any terminal while power is on. Doing so will cause electric shock or malfunction.
● Shut off the external power supply (all phases) used in the system before cleaning the module or
retightening the terminal screws, connector screws, or module fixing screws. Failure to do so may
result in electric shock.
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