YASKAWA SGM7D-30F Product Manual page 222

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
A.04A:
A parameter reserved
by the system was
Parameter Set-
changed.
ting Error 2
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
A.0b0:
the host controller
after a utility function
Invalid Servo ON
that turns ON the Ser-
Command Alarm
vomotor was exe-
cuted.
3.4 Command Option Attachable-type FT82 SERVOPACKs with INDEXER Modules
Confirmation
Check the setting of
Pn002 = n.X.
–
Confirm that the follow-
ing condition is met:
1/4 ≤ (Servomotor
capacity/SERVOPACK
capacity) ≤ 4
Replace the encoder
and check to see if the
alarm still occurs.
–
Check the product
combination specifica-
tions.
–
3.4.3 Troubleshooting Alarms
Continued from previous page.
Correction
Make sure that the setting
of the Fully-closed Mod-
ule agrees with the setting
of Pn002 = n.X.
Set the following reserved
parameters to the default
settings.
Pn200.2
Pn207.1
Pn50A.0
Pn50A.1
Pn50A.2
Pn50C
Pn50D
Select a proper combina-
tion of the SERVOPACK
and Servomotor capaci-
ties.
Replace the Servomotor
or encoder.
The SERVOPACK may be
faulty. Replace the SER-
VOPACK.
Change to a correct com-
bination of models.
Turn the power supply to
the SERVOPACK OFF and
ON again. Or, execute a
software reset.
Continued on next page.
Reference
*1
–
*1
–
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–
*1
3
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