YASKAWA Sigma-7 SGD7S Series - Page 629

Alarm Code Alarm Name Possible Cause Confirmation Correction Reference
FL-1
*4
System Alarm A failure occurred in
the SERVOPACK.
– Turn the power
supply to the SER-
VOPACK OFF and
ON again. If an
alarm still occurs, the
SERVOPACK may
be faulty. Replace
the SERVOPACK.
–
FL-2
*4
System Alarm
FL-3
*4
System Alarm
FL-4
*4
System Alarm
FL-5
*4
System Alarm
FL-6
*4
System Alarm
CPF00 Digital Operator
Communica-
tions Error 1
There is a faulty con-
tact between the Dig-
ital Operator and the
SERVOPACK.
Check the connector
contact.
Disconnect the con-
nector and insert it
again. Or, replace
the cable.
–
A malfunction was
caused by noise.
– Keep the Digital
Operator or the cable
away from sources
of noise.
–
CPF01 Digital Operator
Communica-
tions Error 2
A failure occurred in
the Digital Operator.
– Disconnect the Dig-
ital Operator and
then connect it
again. If an alarm still
occurs, the Digital
Operator may be
faulty. Replace the
Digital Operator.
–
A failure occurred in
the SERVOPACK.
– Turn the power
supply to the SER-
VOPACK OFF and
ON again. If an
alarm still occurs, the
SERVOPACK may
be faulty. Replace
the SERVOPACK.
–
*1. Detection Conditions
n Rotary Servomotor
If either of the following conditions is detected, an alarm will occur.
Pn533 [min
-1
] ´
6 ´ 10
5
Encoder resolution
£ 1
³ 1
Maximum motor speed [min
-1
] ´
Encoder resolution
Approx. 3.66 ´ 10
12
Fig. 381: Formulae Detection conditions - Rotary Servomotor
n Linear Servomotor
If either of the following conditions is detected, an alarm will occur.
Pn585 [mm/s]
10
´
´
Pn385 [100 mm/s]
Linear encoder pitch [mm]
Linear encoder pitch [mm]
Resolution of Serial Converter Unit
Approx. 6.10 ´10
5
Resolution of Serial Converter Unit
£ 1
³ 1
Fig. 382: Formulae Detection conditions - Linear Servomotor
*2. Refer to the following manual for details.
& Σ-7-Series AC Servo Drive Peripheral Device Selection Manual (Manual No.: SIEP
S800001 32)
Sigma-7 Series SERVOPACKs
Maintenance
Alarm Displays > Troubleshooting Alarms
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