Troubleshooting; Alarm Display Table - YASKAWA SGM H Series User Manual

10 Upgraded Versions

10.5.6 Troubleshooting

10.5.6 Troubleshooting

In this section, explain the alarms and warnings that have been added and also the alarms and warnings whose
conditions for detection have been modified.

(1) Alarm Display Table

Alarm
Alarm Name
Display
A.09 Dividing Ratio
Setting Error
A.0A Encoder Model
Unmatched
A.b3
Current
Detection Error
A.F5
Servomotor
A.F6 Disconnection
Alarm
(2) Warning Display
Warning
Display
A.90 Excessive Position Error
Warning
(3) Troubleshooting for Alarm and Warning Displays
(a) Alarm List
Alarm
Alarm Name
Display
A.09 Dividing
Ratio Setting
Error
A.0A Encoder
Model
Unmatched
10-22
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Meaning
The setting of dividing ratio (Pn212) is not
acceptable (out of fixed increments), or
exceeds the value for the connected, encoder
resolution.
When a linear motor is connected:
A value higher than the allowable maximum
dividing ratio calculated on the base of the
linear motor maximum speed was set in
Pn281.
The mounted serial encoder is not supported
by Σ-II series SERVOPACK.
The current sensor is faulty, or the servomo-
tor is disconnected.
The power is not supplied to the servomotor
through the SERVOPACK received the
Servo ON command.
Warning Name
The position errors exceed the setting in
Pn51E.
Situation at Alarm
Occurrence
Occurred when the
control power sup-
ply was turned
ON.
Occurred when the
control power sup-
ply was turned
ON.
Alarm
Reset
N/A
N/A
N/A
Avail-
able
Avail-
able
Meaning
Cause
The setting of dividing ratio
(Pn212) is not acceptable (out of
fixed increments), or exceeds the
value for the connected encoder
resolution.
The SERVOPACK EEPROM
and the related circuit are faulty.
The connected serial encoder is
not supported by SGDM SER-
VOPACK.
A SERVOPACK board fault
occurred.
Alarm Code Output Servo
Alarm
(ALM
ALO1 ALO2 ALO3
Output)
H
H H
L
Warning Code Output
ALO1 ALO2 ALO3
H
Corrective Actions
Correct the setting of Pn212, and
turn OFF the control power and
turn it ON again.
Replace the SERVOPACK.
Replace the servomotor with
SGDM SERVOPACK supported
model.
Replace the SERVOPACK.
H