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YASKAWA Varispeed L7 User Manual

YASKAWA Varispeed L7
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6-16
Digital Operator/Monitor Copy Function Faults
These faults can occur during the digital operator COPY function. When a fault occurs, the fault content is dis-
played on the operator. A fault does not activate the fault contact output or alarm output.
Table 6.5 Digital Operator/Monitor Copy Function Faults
Function
Digital Operator/Moni-
tor
Display
Probable Causes Corrective Actions
READ
Function
PRE
READ IMPOSSIBLE
o3-01 was set to 1 to write parameter into the
Digital Operator/Monitor when the Opera-
tor was write-protected (o3-02 = 0).
Set o3-02 to enable writing parameters into
the Operator’s memory.
IFE
READ DATA ERROR
The data file read from the Inverter was of
the wrong size indicating corrupted data.
Retry the READ command (o3-01 = 1).
Check the Digital Operator/Monitor’s cable.
Replace the Digital Operator/Monitor.
RDE
DATA ERROR
An attempted writing of the Inverter data to
the Digital Operator/Monitor’s EEPROM
failed.
A low Inverter voltage has been detected.
Retry the READ command (o3-01 = 1).
Replace the Digital Operator/Monitor.
COPY
Function
CPE
ID UNMATCHED
The Inverter type or software number was
different from the stored data in the digital
operator
Use stored data of the same product (L7) and
software number (U1-14) only.
VAE
INV. KVA UNMATCH
The capacitiy of the Inverter and the capac-
ity of the stored data in the Digital Operator/
Monitor are different.
Use stored data for the same Inverter capac-
ity only (o2-04).
CRE
CONTROL
UNMATCHED
The control method of the Inverter and the
control method of the stored data in the Dig-
ital Operator/Monitor are different.
Use stored data for the same control
method (A1-02).
CYE
COPY ERROR
A parameter setting written to the Inverter
was different from the setting stored in the
Digital Operator/Monitor.
Retry the COPY function (o3-01 = 2)
CSE
SUM CHECK ERROR
Upon completion of the COPY function, the
Inverters data checksum was different than
the digital operators data checksum.
Retry the COPY function (o3-01 = 2)
Verify
Function
VYE
VERIFY ERROR
The set value of the digital operator and the
Inverter do not match
Retry the Verify function (o3-01 = 3)
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YASKAWA Varispeed L7 Specifications

General IconGeneral
BrandYASKAWA
ModelVarispeed L7
CategoryInverter
LanguageEnglish

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