Fault tracing 359
Missing input power line
phase.
Measure the input and DC voltage
during start, stop and running by using
a multimeter or check parameter 0107
DC BUS VOLTAGE.
Blown fuse Check the condition of input fuses.
Rectifier bridge internal
fault.
Replace the drive.
0007 AI1 LOSS
(8110)
0305 bit 6
(programmable
fault function
3001, 3021)
Analog input AI1 signal
has fallen below limit
defined by parameter
3021 AI1 FAULT LIMIT.
Analog input signal is
weak or does not exist.
Check the source and wire
connections of the analog input.
Analog input signal is
lower than fault limit.
Check parameters 3001 AI<MIN
FUNCTION and 3021 AI1 FAULT
LIMIT.
0008 AI2 LOSS
(8110)
0305 bit 7
(programmable
fault function
3001, 3022)
Analog input AI2 signal
has fallen below limit
defined by parameter
3022 AI2 FAULT LIMIT.
.
Analog input signal is
weak or does not exist.
Check the source and wire
connections of analog input.
Analog input signal is
lower than fault limit.
Check parameters 3001 AI<MIN
FUNCTION and 3021 AI1 FAULT
LIMIT.
CODE FAULT CAUSE WHAT TO DO