YASKAWA SGD7S Product Manual page 419

Alarm Number:
Possible Cause
Alarm Name
The speed of program
jogging went below
the setting range
when the electronic
gear ratio (Pn20E/
Pn210) or the Servo-
motor was changed.
The speed of program
jogging went below
the setting range
A.042:
when Pn533 or Pn585
Parameter Com-
(Program Jogging
bination Error
Movement Speed)
was changed.
The movement speed
of advanced autotun-
ing went below the
setting range when
the electronic gear
ratio (Pn20E/ Pn210)
or the Servomotor
was changed.
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
For 4-byte parameter
bank members, there
are two consecutive
members with nothing
A.04A:
registered.
Parameter Set-
ting Error 2
The total amount of
bank data exceeds 64
(Pn900 × Pn901 >
64).
The SERVOPACK and
Servomotor capaci-
A.050:
ties do not match
Combination
each other.
Error
(The capacities of
the SERVOPACK
A failure occurred in
and Servomotor
the encoder.
do not match.)
A failure occurred in
the SERVOPACK.
The motor parameter
file was not written to
the linear encoder.
(This applies only
when not using a
A.051:
Serial Converter Unit.)
Unsupported
An unsupported Serial
Device Alarm
Converter Unit or
encoder (e.g., an
external encoder) is
connected to the
SERVOPACK.
Confirmation
Check to see if the
Decrease the setting of
*1
the electronic gear ratio
detection conditions
(Pn20E/Pn210).
are satisfied.
Check to see if the
Increase the setting of
*1
detection conditions
Pn533 or Pn585.
are satisfied.
Check to see if the
Decrease the setting of
*2
the electronic gear ratio
detection conditions
(Pn20E/Pn210).
are satisfied.
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.
Change the number of
– bytes for bank members
to an appropriate value.
Reduce the total amount
–
of bank data to 64 or less.
Check the capacities to
see if they satisfy the
Select a proper combina-
following condition:
tion of the SERVOPACK
Servomotor capacity and Servomotor capaci-
≤ ≤
1/4 4
ties.
SERVOPACK capacity
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 to see if the
Write the motor parame-
motor parameter file
ter file to the linear
was written to the lin-
encoder.
ear encoder.
Check the product
Change to a correct com-
combination specifica-
bination of models.
tions.
12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
Continued from previous page.
Correction Reference
page 5-42
page 7-14
page 5-42
page 10-6
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–
page 1-8
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page 5-17
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Continued on next page.
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