YASKAWA E-V Series User Manual page 176

11 Troubleshooting
Alarm
No.
A.EB2
A.EB3
11-4
Alarm Name
The settings of the safety
functions do not conform
to the settings of the
external encoder usage
method.
The set value of decelera-
tion waiting time does not
conform to the set value
of deceleration monitor-
ing time.
The set value of decelera-
tion waiting monitoring
Safety Module:
speed does not conform
Parameter Setting
to the maximum speed of
Error (cont'd)
the rotational motor or
linear motor.
The set value of decelera-
tion waiting monitoring
speed does not conform
to the set value of con-
stant monitoring speed.
The set value of encoder
output pulses does not
conform to the rotational
motor that is being used.
The set values of encoder
output resolution, Motor
Max. Speed, and Liner
Scale Pitch do not con-
form to the linear motor
that is being used.
An error occurred in a
Safety Module parameter.
An error occurred in the
HWBB Circuit
HWBB circuit of the
Malfunction
SERVOPACK.
Cause Investigative Action
Check the set values of
Pc00 and Pn5A.
Check the set values of
Pc10 and Pc11, and also
those of Pc20 and Pc21.
Check the set values of
Pc12 and Pc62, and also
those of Pc22 and Pc62.
Check the set values of
Pc12 and Pc14, and also
those of Pc22 and Pc24.
Check the model of the
motor that is being used
and also the set value of
Pn212.
Check the set values of
Pc62, Pc63, and Pn281.
–
Make sure that the safety
function jumper connec-
tor is not connected to
CN8 of the SERVO-
PACK.
–
(cont'd)
Corrective Action
When the safety func-
tions are used:
• Remove the external
encoder.
• Set Pn002.3 (External
Encoder Usage) to 0,
and then execute
Fn042 (Safety-related
Servo Parameter
Updating).
When an external
encoder is used:
Set digit 1 and digit 2
of Pc00 (Safety
Function Selection
Switch) to 0.
Set the appropriate val-
ues.
Set the appropriate val-
ues.
Set the appropriate val-
ues.
Set the appropriate val-
ues.
Set the appropriate val-
ues.
• Execute Fn043 (Safety
Option Module Initial-
izing Parameter Set-
ting).
• Replace the Safety
Module.
Remove the safety func-
tion jumper connector
that is connected to CN8
of the SERVOPACK.
• Restart the system.
• Replace the SERVO-
PACK.
• Replace the Safety
Module.