Fault tracing 315
2021
START ENABLE 1
MISSING
bit 4
No Start enable 1
signal received
Check parameter
settings.
Check digital input connections.
Check fieldbus communication
settings.
2022
START ENABLE 2
MISSING
bit 5
No Start enable 2
signal received
Check parameter
settings.
Check digital input connections.
Check fieldbus communication
settings.
2023
EMERGENCY
STOP
bit 6
Drive has received
emergency stop
command and ramps
to stop according to
ramp time defined by
parameter
Check that it is safe to continue
operation.
Return emergency stop push button
to normal position.
2025
FIRST START
bit 8
Motor identification
magnetization is on.
This alarm belongs to
normal start-up
procedure.
Wait until drive indicates that motor
identification is completed.
2026
INPUT PHASE
LOSS
bit 9
(programmable fault
function
Intermediate circuit DC
voltage is oscillating
due to missing input
power line phase or
blown fuse.
Alarm is generated
when DC voltage
ripple exceeds 14% of
nominal DC voltage.
Check input power line fuses.
Check for input power supply
imbalance.
Check fault function parameters.
2027
USER LOAD
CURVE
bit 10
Condition defined by
has been valid
longer than half of the
See parameter group
2028
START DELAY
bit 11
Start delay in progress See parameter
.
2030
INLET LOW
bit 13
Pressure at pump/fan
inlet too low
Check for a closed valve on the inlet
side of the pump/fan.
Check piping for leaks.
See parameter group
.
2031
OUTLET HIGH
bit 14
Pressure at pump/fan
outlet too high
Check piping for blocks.
See parameter group
.
2032
PIPE FILL
bit 15
Pipe fill in progress
See parameters
CODE
ALARM
CAUSE
WHAT TO DO
Aotewell Ltd
www.aotewell.com
Industry Automation
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