ABB ACS880 Firmware Manual page 362

362 Fault tracing
Code
Warning
(hex)
AFE1 Emergency stop (off2)
AFE2 Emergency stop (off1
or off3)
AFEA Enable start signal
missing
(Editable message text)
AFEB Run enable missing
AFEC External power signal
missing
AFF6 Identification run
AFF7 Autophasing
B5A0 STO event
Programmable event:
31.22 STO indication
run/stop
Cause
Drive has received an
emergency stop (mode
selection off2) command.
Drive has received an
emergency stop (mode
selection off1 or off3)
command.
No enable start signal
received.
No run enable signal is
received.
95.04 Control board supply
set to External 24V but no
voltage is connected to the
XPOW connector of the control
unit.
Motor ID run will occur at next
start.
Autophasing will occur at next
start.
Safe torque off function is
active, i.e. safety circuit
signal(s) connected to
connector XSTO is lost.
What to do
Check that it is safe to continue
operation. Then return emergency stop
push button to normal position. Restart
drive.
If the emergency stop was unintentional,
check the source selected by parameter
21.05 Emergency stop
Check the setting of (and the source
selected by) parameter
start command.
Check setting of parameter
enable 1 source. Switch signal on (e.g. in
the fieldbus Control Word) or check
wiring of selected source.
is Check the external 24 V DC power
supply to the control unit, or change the
setting of parameter 95.04.
Informative warning.
Informative warning.
Check safety circuit connections. For
more information, see appropriate drive
hardware manual and description of
parameter 31.22 STO indication run/stop
(page 198).
source.
20.19 Enable
20.12 Run