Emerson Unidrive M400 User Manual page 178

Variable speed ac drive for induction motors
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Safety
Product
Mechanical
information
information
installation
EEPROM Fail
Default parameters have been loaded
The EEPROM Fail trip indicates that default parameters have been loaded. The exact cause/reason of the trip can be
identified from the sub-trip number.
Sub-trip
31
Recommended actions:
Default the drive and perform a reset
Allow sufficient time to perform a save before the supply to the drive is removed
If the trip persists - return drive to supplier
External Trip
An External trip is initiated
An External Trip trip has occurred. The cause of the trip can be identified from the sub trip number displayed after the trip
string. See table below. An external trip can also be initiated by writing a value of 6 in Pr 10.038.
Sub-trip
6
Recommended actions:
Check the value of Pr 10.032.
Select 'Dest' (or enter 12001) in Pr mm.000 and check for a parameter controlling Pr 10.032.
Ensure Pr 10.032 or Pr 10.038 (= 6) is not being controlled by serial comms
Fan Fail
Fan fail
Recommended actions:
173
File changed
File changed
Recommended action:
247
FW incompatible
Firmware incompatibility
The FW incompatible trip indicates that the user firmware is incompatible with the power firmware.
237
Recommended actions:
Re-program the drive with the latest version of the drive firmware for Unidrive M400.
HF01
Data processing error: CPU hardware fault
The HF01 trip indicates that a CPU address error has occurred. This trip indicates that the control PCB on the drive has
failed.
Recommended actions:
Hardware fault – Contact the supplier of the drive
HF02
Data processing error: CPU memory management fault
The HF02 trip indicates that a DMAC address error has occurred. This trip indicates that the control PCB on the drive has
failed.
Recommended actions:
Hardware fault – Contact the supplier of the drive
HF03
Data processing error: CPU has detected a bus fault
The HF03 trip indicates that a bus fault has occurred. This trip indicates that the control PCB on the drive has failed.
Recommended actions:
Hardware fault – Contact the supplier of the drive
HF04
Data processing error: CPU has detected a usage fault
The HF04 trip indicates that a usage fault has occurred.This trip indicates that the control PCB on the drive has failed.
Recommended actions:
Hardware fault – Contact the supplier of the drive
178
Electrical
Getting
Basic
Running
installation
started
parameters
the motor
1
The most significant digit of the internal parameter database version number has changed
The CRC's applied to the parameter data stored in internal non-volatile memory indicate that a valid set
2
of parameters cannot be loaded
The drive mode restored from internal non-volatile memory is outside the allowed range for the product
3
or the derivative image does not allow the previous drive mode
4
The drive derivative image has changed
5
The power stage hardware has changed
6
The internal I/O hardware has changed
7
Reserved
8
The control board hardware has changed
9
The checksum on the non-parameter area of the EEPROM has failed
1
External Trip (10.032) = 1
Check that the fan is installed and connected correctly.
Check that the fan is not obstructed.
Contact the supplier of the drive to replace the fan.
Power cycle the drive.
NV Media Card
Onboard
Optimization
Operation
PLC
Reason
Reason
Advanced
Technical data
Diagnostics
parameters
Unidrive M400 User Guide
Issue Number: 2
UL listing
information

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