U2: fault trace – Yaskawa AC Drive Z1000 Bypass Technical Manual User Manual
Page 337

No.
(Addr.
Hex)
Name
Description
Analog Output
Level
Unit
U1-14
(4F)
Terminal A2 Input Level
Term A2 Level
Displays the signal level to analog input terminal A2.
10 V: 100%
0.1%
U1-16
(53)
Output Frequency after
Soft Starter
SFS Output
Displays output frequency with ramp time and S-curves. Units determined
by o1-03.
10 V: Max frequency
0.01 Hz
U1-18
(61)
oPE Fault Parameter
OPE Error Code
Displays the parameter number that caused the oPEoo or Err (EEPROM
write error) error.
No signal output
available
–
U1-25
(4D)
Software Number (Flash)
CPU 1 SW Number
FLASH ID
No signal output
available
–
U1-26
(5B)
Software No. (ROM)
CPU 2 SW Number
ROM ID
No signal output
available
–
<1> The number of decimal places in the parameter value depends on the drive model.
Refer to Defaults by Drive Model on page 351
for details.
<2> When reading the value of this monitor via MEMOBUS/Modbus, a value of 8192 is equal to 100% of the drive rated output current.
<3> Values shown are specific to 208 Vac. Double the value for 480 Vac.
u
U2: Fault Trace
No.
(Addr.
Hex)
Name
Description
Analog Output
Level
Unit
U2-01
(80)
Current Fault
Current Fault
Displays the current fault.
No signal output
available
–
U2-02
(81)
Previous Fault
Last Fault
Displays the previous fault.
No signal output
available
–
U2-03
(82)
Frequency Reference at
Previous Fault
Frequency Ref
Displays the frequency reference at the previous fault.
No signal output
available
0.01 Hz
U2-04
(83)
Output Frequency at
Previous Fault
Output Freq
Displays the output frequency at the previous fault.
No signal output
available
0.01 Hz
U2-05
(84)
Output Current at Previous
Fault
Output Current
Displays the output current at the previous fault.
No signal output
available
<1>
<2>
U2-07
(86)
Output Voltage at
Previous Fault
Output Voltage
Displays the output voltage at the previous fault.
No signal output
available
0.1 Vac
U2-08
(87)
DC Bus Voltage at
Previous Fault
DC Bus Voltage
Displays the DC bus voltage at the previous fault.
No signal output
available
1 Vdc
U2-09
(88)
Output Power at Previous
Fault
Output kWatts
Displays the output power at the previous fault.
No signal output
available
0.1 kW
U2-11
(8A)
Input Terminal Status at
Previous Fault
Input Term Sts
Displays the input terminal status at the previous fault. Displayed as in
U1-10.
No signal output
available
–
U2-12
(8B)
Output Terminal Status at
Previous Fault
Output Term Sts
Displays the output status at the previous fault. Displays the same status
displayed in U1-11.
No signal output
available
–
U2-13
(8C)
Drive Operation Status at
Previous Fault
Inverter Status
Displays the operation status of the drive at the previous fault. Displays the
same status displayed in U1-12.
No signal output
available
–
U2-14
(8D)
Cumulative Operation
Time at Previous Fault
Elapsed time
Displays the cumulative operation time at the previous fault.
No signal output
available
1 h
U2-15
(7E0)
Soft Starter Speed
Reference at Previous
Fault
SFS Output
Displays the speed reference for the soft starter at the previous fault.
No signal output
available
0.01 Hz
B.13 U: Monitors
YASKAWA ELECTRIC SIEP YAIZ1B 01D YASKAWA AC Drive – Z1000 Bypass Technical Manual
337
B
Parameter List