Allen-Bradley Ultra1500 2092-DA1, Quick Start Manual, Page: 10 / 16

10 Ultra1500 Digital Drives Quick Start
Publication 2092-QS001D-EN-P — July 2005
Drive Overload
The motion application requires average
drive current in excess of rated capability
•
Reduce acceleration rates.
•
Reduce duty cycle (ON/OFF) of
commanded motion.
•
Increase time permitted for motion.
•
Use larger drive and motor.
•
Check tuning.
Encoder Data Range Error
Encoder not programmed correctly Replace motor.
Encoder memory corrupted
Encoder Cable Open
Communication not established with an
intelligent encoder.
•
Verify motor selection.
•
Verify the motor supports automatic
identification.
•
Verify encoder wiring.
Hall error
Encoder Data Parameter
Error
Encoder not programmed correctly Replace motor.
Encoder memory corrupted
Drive Overtemperature
Excessive heat exists in the drive
•
Verify cooling fan operation (2092-DA4
and 2092-DA5 only).
•
Check tuning.
•
Reduce acceleration rate.
•
Reduce duty cycle (ON/OFF) of
commanded motion.
•
Increase time permitted for motion.
•
Use larger drive and motor.
AC Line Loss
Poor quality power Increase Ride Through time.
Attempted to enable drive without main
power active Apply main power before enabling drive.
Phase connection missing Remove power and verify all physical
connections.
Fault Delay parameter is set too short Increase the Fault Delay parameter setting.
User Parameter
Initialization Error
Error in parameter memory storage
•
Reinitialize parameter.
•
Reset drive to factory defaults.
Current Feedback Offset
Defective hardware Replace drive.
User Parameter Checksum
Error
Checksum error
•
Confirm and reset parameter.
•
Reset drive to factory defaults.
Watchdog Timeout
Excessive system noise Verify wiring and installation methods.
Defective hardware Replace drive.
PWM Hardware Error
Defective hardware Contact A-B.
Error
Code
Text
Message Possible Cause Action/Solution