Mitsubishi Electric FR-F820-00046, Инструкция по эксплуатации

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Parameters Inverter-to-inverter link function (FR-F800-E)
FR-F800 5 - 639
●
Special register (slave)
Troubleshooting
Device No. Name Description
SD1470 to SD1477
Inverter-to-inverter link receive data 1 to 8
(master)
Receive data 1 to 8 from master
SD1478 to SD1485
Inverter-to-inverter link send data 1 to 8
(master)
Send data 1 to 8 to master
SD1486 to SD1549 For manufacturer setting. Do not set.
Tab. 5-358: Special registers for the slave inverter
Condition Possible cause Countermeasure
Communication is not
established.
The same station number is assigned to
multiple inverters.
Set Pr.1124 correctly.
The station numbers are not consecutive.
Set Pr. 1124 so that the station numbers are
consecutive.
The specified number of inverters in the
system is not correct.
(Pr. 1124 is set to a value equal to or larger
than the value set in Pr. 1125.)
Set Pr. 1125 correctly.
The connection is half-duplex.
Use full-duplex connection.
(When Pr. 1426 "Link speed and duplex
mode selection" = "0 (initial value)", check
that the hub and the Ethernet cable are
compatible with full-duplex connection.)
The inverter is not reset after Pr. 1124 and
Pr. 1125 are set.
Reset the inverter.
The PLC function is disabled.
Set a value other than "0" in Pr. 414 to
enable the PLC function.
A command sent by the master
is not applied to a slave. The same station number is assigned to
multiple inverters.
Set Pr. 1124 correctly.
Tab. 5-359: Inverter-to-inverter link troubleshooting