U3: fault history – Yaskawa AC Drive Z1000 Bypass Technical Manual User Manual

Page 338

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No.

(Addr.

Hex)

Name

Description

Analog Output

Level

Unit

U2-16

(7E1)

Motor q-Axis Current at

Previous Fault

Motor Iq Current

Displays the q-axis current for the motor at the previous fault.

No signal output

available

0.10%

U2-17

(7E2)

Motor d-Axis Current at

Previous Fault

Motor Id Current

Displays the d-axis current for the motor at the previous fault.

No signal output

available

0.10%

U2-20

(8E)

Heatsink Temperature at

Previous Fault

Actual Fin Temp

Displays the temperature of the heatsink when the most recent fault

occurred.

No signal output

available

1 °C

U2-27

(07FA)

Motor Temperature at

Previous Fault (NTC)

Motor Temp (NTC)

Displays the temperature of the motor when the most recent fault occurred. No signal output

available

U2-30

(3008)

Date Year at Previous

Fault

Date Year YYYY

Displays the year when the most recent fault occurred.

No signal output

available

U2-31

(3009)

Date Month and Day at

Previous Fault

Date Mo Day MMDD

Displays the date and day when the most recent fault occurred.

No signal output

available

U2-32

(300A)

Time Hours and Minutes at

Previous Fault

Time Hr Min HHMM

Displays the time when the most recent fault occurred.

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.

u

U3: Fault History

No.

(Addr.

Hex)

Name

Description

Analog Output

Level

Unit

U3-01 to

U3-04

(90 to 93

(800 to

803))

First to 4th Most Recent

Fault

( Fault Message o)

Displays the first to the fourth most recent faults.

No signal output

available

U3-05 to

U3-10

(804 to

809)

5th to 10th Most Recent

Fault

( Fault Message o)

Displays the fifth to the tenth most recent faults.

After ten faults, data for the oldest fault is deleted. The most recent fault

appears in U3-01, with the next most recent fault appearing in U3-02. The

data is moved to the next monitor parameter each time a fault occurs.

No signal output

available

U3-11 to

U3-14

(94 to 97

(80A to

80D))

Cumulative Operation

Time at 1st to 4th Most

Recent Fault

( Elapsed Time o).

Displays the cumulative operation time when the first to the fourth most

recent faults occurred.

No signal output

available

1 h

U3-15 to

U3-20

(80E to

813)

Cumulative Operation

Time at 5th to 10th Most

Recent Fault

( Elapsed Time o).

Displays the cumulative operation time when the fifth to the tenth most

recent faults occurred.

No signal output

available

1 h

U3-21

(300B)

Date Year at Most Recent

Fault

Fault 1 YYYY

Displays the year when the most recent fault occurred.

No signal output

available

U3-22

(300C)

Date Month and Day at

Most Recent Fault

Fault 1 MMDD

Displays the date and day when the most recent faults occurred.

No signal output

available

U3-23

(300D)

Time Hours and Minutes

at Most Recent Fault

Fault 1 HHMM

Displays the time when the most recent fault occurred.

No signal output

available

U3-24

(300E)

Date Year at 2nd Most

Recent Fault

Fault 2 YYYY

Displays the year when the second most recent fault occurred.

No signal output

available

U3-25

(300F)

Date Month and Day at

2nd Most Recent Fault

Fault 2 MMDD

Displays the date and day when the second most recent fault occurred.

No signal output

available

B.13 U: Monitors

338

YASKAWA ELECTRIC SIEP YAIZ1B 01D YASKAWA AC Drive – Z1000 Bypass Technical Manual

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