ABB ACS880 Series Firmware Manual page 481

Code
Warning
(hex)
A798 Encoder option comm
loss
A79B BC short circuit
Cause
0008 Speed feedback configuration
has changed.
0009 No encoders configured to
encoder module
000A Non-existing emulation input.
000B Echo not supported by
selected input (for example,
resolver or absolute encoder).
000C Emulation in continuous mode
not supported.
Encoder feedback not used as
actual feedback, or measured
motor feedback lost (and
parameter 90.45/90.55
Warning).
0001 Failed answer to encoder
configuration message.
0002 Failed answer to adapter
watchdog disable message.
0003 Failed answer to adapter
watchdog enable message.
0004 Failed answer to adapter
configuration message.
0005 Too many failed answers inline
to speed and position
messages.
0006 DDCS driver failed.
Short circuit in brake chopper
IGBT
What to do
Use parameter
refresh) to validate any changes in the
settings.
Configure the encoder in group
Encoder 1 configuration
configuration.
Check input selection
Check input selection
interface module type, and encoder type.
Check input selection
and serial link mode
settings.
Check that the encoder is selected as
feedback source in parameter
90.51.
is set to
Check that the encoder interface module
is properly seated in its slot.
Check that the encoder interface module
or slot connectors are not damaged. To
pinpoint the problem, try installing the
module into a different slot.
Check the auxiliary code (format XXXX
YYYY). "YYYY" indicates the problem
(see actions for each code below).
Contact your local ABB representative.
Contact your local ABB representative.
Contact your local ABB representative.
Contact your local ABB representative.
Contact your local ABB representative.
Contact your local ABB representative.
Replace brake chopper if external. Drives
with internal choppers will need to be
returned to ABB.
Ensure brake resistor is connected and
not damaged.
Fault tracing 481
91.10 Encoder parameter
92
or 93 Encoder 2
(91.31 or 91.41).
(91.31 or 91.41),
(91.31 or 91.41)
(92.30 or 93.30)
90.41 or