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15.3 Alarm Process
When the panel enter the alarm mode, it means that there is important message to show on the panel display.
The user should treat this condition by following the setps introduced below with serious maner. If still cannot
fix the problem after these methods mentioned in here, please contact with product agency or maintain
department of manufacturer. The basicaly maintenance steps are described below:
Alarm Message
Description and Recommand
- -
- -
No Alarm
When showing - - Said motor feedback encoder signal error
If the driver is in normal condition, the display will show like this way when enter
alarm mode.
DRV
DRV
Master / Slave Failure to communication
When showing DRV said Master / Slave CPU failure to communication
Jupiter belong Dual-core CPU control mode,anytime,two CPU ongoing
communication of information。
Check the placement of the path is serious electromagnetic interfaerence space
T he above conditions are checked,and if not found or unable to resolve,contact your
dealer or send the original to maintain
PG
PG
PG feed back Alarm
When showing
PG
presents the encoder feed back signal error
Check the connection of feed back cable. Is there any broken or defect?
If the feed back cable is long, make sure there is no serious interference to the cable.
Check the setting of Pr.189 (Magnetic Sensor Check Time) is proper or not.
B ecause the reason of this problem may includes magnetic sensor, therefore, before
sending the driver for maintenance, it is better to replace the driver with another
good condition one to make sure the problem is caused by driver individually.
EMS
EMS
Emergency Stop
When showing
EMS
presents that there is an external signal to order the driver
stop for emergency。
Remove the input line of emergency stop signal from the driver’s input terminal.
Under safe condition, reset the driver. If the alarm message still exists, please send this
driver for maintenance.
Check the wiring condition of the emergency stop signal. Is the line broken or short
with other signal?
Check the emergency stop switch or signal generator. Is there any defect or miss?
Is there any interference to cause the signal happened?
If the emergency condition is indeed, contact with the system engineer to fix the
condition.
Unless the emergency condition is fixed completely, the driver shouldn’t be
operated to run the motor.