Fault trace: u2 – Yaskawa G7 Drive User Manual
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Fault Trace: U2
User parameters for error tracing are shown in the following table
.
Parameter
Number
Name
Description
Output Signal
Level During
Multi-Function
Analog Output
Min.
Unit
Control Methods
MODBUS
Register
Display
V/f
V/f
with
PG
Open
Loop
Vector
1
Flux
Vector
Open
Loop
Vector
2
U2-01
Current Fault
Description of current fault.
No output possible.
-
A
A
A
A
A
80H
Current Fault
U2-02
Previous
Fault
Desscription of most recent fault.
-
A
A
A
A
A
81H
Last Fault
U2-03
Frequency
Reference at
Previous
Fault
Gives the frequency reference at
the most recent fault.
0.01
Hz
A
A
A
A
A
82H
Frequency
Ref
U2-04
Output
Frequency at
Previous
Fault
Shows the output frequency at
the most recent fault.
0.01
Hz
A
A
A
A
A
83H
Output Freq
U2-05
Output
Current at
Previous
Fault
Gives the output current at the
most recent fault.
0.1 A
A
A
A
A
A
84H
Output
Current
U2-06
Motor Speed
at Previous
Fault
Shows the motor speed at the
most recent fault.
0.01
Hz
No
A
A
A
A
85H
Motor Speed
U2-07
Output
Voltage at
Previous
Fault
Gives the output voltage at the
most recent fault.
0.1 V
A
A
A
A
A
86H
Output
Voltage
U2-08
DC Bus
Voltage at
Previous
Fault
Shows the DC BUS voltage at
the most recent fault.
1 V
A
A
A
A
A
87H
DC Bus
Voltage
U2-09
Output Power
at Previous
Fault
Gives the output power at the
most recent fault.
0.1
kW
A
A
A
A
A
88H
Output
kWatts