Shihlin electric SDP Series, Manual

Page: 454 / 555

441
AL.19 Pr command error
Alarm cause Checking method Corrective action
The position
command counter
overflows. Incremental system:
If in PR mode, the motor keeps running in
a single direction, it will cause the feedback
position register overflow and the
coordinate system fail to reflect the correct
position. This error occurs if the PR
absolute positioning command is issued at
this time.
Absolute system:
This error occurs when the absolute
positioning command is issued in the
following conditions:
1. The feedback position register
overflows.
2. The homing program has not been
executed after changing the E-Gear ratio
(PA06, PA07).
3. Execute absolute position command
when DO HOME signal is OFF.
Execute homing.
AL.20 Motor collision error
Alarm cause Checking method Corrective action
When the motor
current reaches the
value of PA15 and
the protection time of
PA16 has run out.
1.
Check if PA15 is valid.
2.
Check if PA15 setting is
too low, and if PA16 is too
small.
1.
Set PA15 to 0 if you open
it by mistake.
2.
When setting with actual
torque, if the setting is too
low, it will cause
malfunction, and if the
setting is too high, the
protection function will be
invalid.