YASKAWA SGM7D-30F Product Manual page 80

Alarm Number:
Possible Cause
Alarm Name
A.044:
The setting of the
Fully-Closed Module
Semi-Closed/
does not match the
Fully-Closed
setting of Pn002 =
Loop Control
n.X (External
Parameter
Encoder Usage).
Setting Error
The SERVOPACK and
Servomotor capaci-
A.050:
ties do not match
Combination
each other.
Error
(The capacities of
A failure occurred in
the SERVOPACK
the encoder.
and Servomotor
do not match.)
A failure occurred in
the SERVOPACK.
An unsupported Serial
Converter Unit or
A.051:
encoder (e.g., an
Unsupported
external encoder) is
Device Alarm
connected to the
SERVOPACK.
The /S-ON (Servo ON)
signal was input from
the host controller
A.0b0:
after a utility function
Invalid Servo ON
that turns ON the Ser-
Command Alarm
vomotor was exe-
cuted.
3.1 FT82 SERVOPACKs with Analog Voltage/Pulse Train References
Confirmation
Make sure that the setting
Check the setting of of the Fully-closed Mod-
Pn002 = n.X. ule agrees with the setting
of Pn002 = n.X.
Confirm that the follow-
Select a proper combina-
ing condition is met:
tion of the SERVOPACK
1/4 ≤ (Servomotor
and Servomotor capaci-
capacity/SERVOPACK
ties.
capacity) ≤ 4
Replace the encoder
Replace the Servomotor
and check to see if the
or encoder.
alarm still occurs.
The SERVOPACK may be
– faulty. Replace the SER-
VOPACK.
Check the product
Change to a correct com-
combination specifica-
bination of models.
tions.
Turn the power supply to
the SERVOPACK OFF and
–
ON again. Or, execute a
software reset.
3.1.3 Troubleshooting Alarms
Continued from previous page.
Correction Reference
*1
*1
–
–
–
*1
Continued on next page.
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