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Troubleshooting - Mitsubishi Electric FR-A8NCE Instruction Manual

Inverter plug-in option, cc-link ie field network communication function.
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 Troubleshooting
Description
Operation mode does not switch to
the Network operation mode
Inverter does not start in the Network
operation mode
86
PROGRAMMING EXAMPLES
Check that the option unit (FR-A8NCE) and Ethernet cables are fitted properly.
(Check for contact fault, break in the cable, etc.)
Check if Pr.434 Network number (CC-Link IE) and Pr.435 Station number (CC-Link IE) are
correctly set. (Check that their settings match with the program, that the network number is set within
the range, that no overlapping stations exist, and that the station number is set within the range.)
Check that the inverter is in the External operation mode.
Check that the operation mode switching program is running.
Check that the operation mode switching program has been written correctly.
Check that the inverter starting program is running.
Check that the inverter starting program has been written correctly.
Check that Pr.338 Communication operation command source is not set to external.
Check point

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