YASKAWA SGD7S series Product Manual page 200
Sigma-7s servopack with
ft/ex specification
for cutting application
feed shaft motor
Hide thumbs
Also See for SGD7S series:
- Product manual (629 pages) ,
- Selection manual (337 pages) ,
- Product manual (621 pages)
Table of Contents
Advertisement
Warning Number:
Possible Cause
Warning Name
A.95F:
An undefined
Command Warning
command was
6 (Undefined Com-
sent.
mand)
The
MECHATROLINK
Communications
Cable is not wired
correctly.
A.960:
A
MECHATROLINK
MECHATROLINK
Communications
data reception
Warning
error occurred
due to noise.
A failure occurred
in the SERVO-
PACK.
For a 200-V SER-
VOPACK, the AC
power supply volt-
age dropped
below 140 V.
For a 100-V SER-
VOPACK, the AC
power supply volt-
age dropped
below 60 V.
The power supply
A.971:
voltage dropped
Undervoltage
during operation.
A momentary
power interrup-
tion occurred.
The SERVOPACK
fuse is blown out.
A failure occurred
in the SERVO-
PACK.
A command that
A.97A:
cannot be exe-
cuted in the cur-
Command Warning
rent phase was
7 (Phase Error)
sent.
The set com-
mand data was
A.97b:
clamped to the
Data Clamp Out of
minimum or maxi-
Range
mum value of the
setting range.
Confirmation
Check the command
Do not send undefined
that caused the warn-
commands.
ing.
Correct the
Check the wiring condi-
MECHATROLINK communi-
tions.
cations cable wiring.
Implement the following
countermeasures against
noise.
• Check the
MECHATROLINK Com-
Confirm the installation
munications Cable and
conditions.
FG wiring and implement
countermeasures to pre-
vent noise from entering.
• Attach a ferrite core to the
MECHATROLINK Com-
munications Cable.
The SERVOPACK may be
–
faulty. Replace the SERVO-
PACK.
Set the power supply volt-
Measure the power
age within the specified
supply voltage.
range.
Set the power supply volt-
Measure the power
age within the specified
supply voltage.
range.
Measure the power
Increase the power supply
supply voltage.
capacity.
If you have changed the
Measure the power
setting of Pn509 (Momen-
supply voltage.
tary Power Interruption Hold
Time), decrease the setting.
Replace the SERVOPACK
–
and connect a reactor.
The SERVOPACK may be
–
faulty. Replace the SERVO-
PACK.
Send the command after
–
the command conditions
are satisfied.
Set the command data
–
within the setting ranges.
9.2 Warning Displays
9.2.2 Troubleshooting Warnings
Continued from previous page.
Correction
Reference
page 9-49
*
–
–
–
–
–
*
*
–
–
–
Continued on next page.
9
9-47
Advertisement
Table of Contents
Troubleshooting
