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INVERTER SETTING
(2) Measures at alarm occurrences
When alarms other than the above are displayed, refer to the inverter manual and remove the cause of the alarm.
Alarm Indication
Alarm Definition
Measures
E.OP1, E.OP3
Communication line
error
Check the LED status of the option unit and remove the cause of the
alarm. (Refer to
page 93
for LED indication status)
Inspect the master.
E.1, E.2, E.3
Option alarm
Check the connection between the inverter and option unit for poor
contact, etc. and remove the cause of the error.
For the FR-A700 series, fit the communication option in the option
connector 3.