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

Page 337

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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

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