Autonics AiC-D-20LA, User Manual

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12 Protection Function
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2) Motor stops, torque maintains and brake releases
No. of
flashing Alarm
type
Descriptions Causes Troubleshooting
14
Emer-
gency
stop
※1
When
emergently
stopped with
emergency
stop
command
1. When emergency stop
enters
1. Check EMG signal.
2. Check Active Level Setting of EMG
signal.
15
Program
mode
error
When 'END'
command is
not exist at
the last step
1. If there is no ‘END’
instruction at the last step
of the program
2. If there is an empty step in
the middle of the program.
1. Add ‘END’ command at last step of
program.
2. Remove an empty step in middle
of a program.
16
Index
mode
error
When other
instruction is
used but 'INC',
'ABS'
When index
command is
not
completed
due to the
stop
command
1. When running a step with
commands other than ‘INC’
and ‘ABS’.
2. When entering the stop
command during driving
on index mode
1. Check whether the command of
the step is ‘INC’ or ‘ABS’
2. Check that the selected step
number is correct.
17
Home
search
mode
error
When failed to
find home
1. If there is no ‘ORG’ or
‘+/- Limit’ input
2. If load above the set value
is not applied
(torque home search)
3. When a stop command is
issued during home search
operation
1. Check if the ORG signal is correctly
input (general home search)
2. Check if the +/- Limit signal is
correctly input (limit home search)
3. Check if the +/- Limit signal is
correctly set with the motor
rotation direction.
(CW direction: +Limit,
CCW direction: -Limit)
4. Change the value of the Home
search Torque parameter
(torque home search)
※1.
When emergency stop alarm occurs, all drive stops and all output turn OFF regardless of the output
remain setting.