Fuji Electric FRENIC-AQUA series User Manual page 60

When y02 = 3
(mode in which the inverter continues operating when a communications error occurs)
Communications status
Display
FWD
Command
from RS485 RS-485
Set
frequency
Operation
command
Set
Inverter's
internal frequency
operation
Output
frequency
*1 For the period until communications is recovered, the command (command data, operation data)
executed just before the communications error had occurred is retained.
Error
Normal Normal
*1
ON ON
Operation
The inverter retains the setting at the time of the occurrence
of the transmission error, and continues operating.
3-19
3.3 Communications Errors
Regular