5
-84
Fault Trace: U2
User constants for error tracing are shown in the following table.
Con-
stant
Number
Name
Description
Output Signal
Level During
Multi-Function
Analog Output
Min.
Unit
Control Methods
MEMO-
BUS
Regis-
ter
Display
V/f
V/f
with
PG
Open
Loop
Vec-
tor
1
Flux
Vec-
tor
Open
Loop
Vec-
tor
2
U2-01
Current fault
The contents of the current fault.
(Cannot be output.)
-
A
A
A
A
A
80H
Current Fault
U2-02
Previous fault The contents of the error that
occurred just prior to the current
fault.
-
A
A
A
A
A
81H
Last Fault
U2-03
Reference
frequency at
fault
The reference frequency when
the previous fault occurred.
0.01
Hz
A
A
A
A
A
82H
Frequency
Ref
U2-04
Output fre-
quency at
fault
The output frequency when the
previous fault occurred.
0.01
Hz
A
A
A
A
A
83H
Output Freq
U2-05
Output cur-
rent at fault
The output current when the pre-
vious fault occurred.
0.1 A
A
A
A
A
A
84H
Output Cur-
rent
U2-06
Motor speed
at fault
The motor speed when the previ-
ous fault occurred.
0.01
Hz
No
A
A
A
A
85H
Motor Speed
U2-07
Output volt-
age reference
at fault
The output reference voltage
when the previous fault occurred.
0.1 V
A
A
A
A
A
86H
Output Volt-
age
U2-08
DC bus volt-
age at fault
The main current DC voltage
when the previous fault occurred.
1 V
A
A
A
A
A
87H
DC Bus Volt-
age
U2-09
Output power
at fault
The output power when the pre-
vious fault occurred.
0.1
kW
A
A
A
A
A
88H
Output
kWatts
U2-10
Torque refer-
ence at fault
The reference torque when the
previous fault occurred. The
motor rated torque corresponds
to 100%.
0.1%
No
No
A
No
A
89H
Torque Refer-
ence