120
YASKAWA
TOEPC7106170YB YASKAWA AC Drive GA500 Installation & Primary Operation
Code
Name
Causes
Possible Solutions
CP2
Comparator 2 Limit
Error
The monitor value set in
H2-26
[Comparator 2 Monitor
Selection]
was outside the range
of
H2-27 [Comparator 2 Lower
Limit]
and
H2-28 [Comparator
2 Upper Limit]
.
Examine the monitor value and remove
the cause of the fault.
CPF00,
CPF01,
CPF02,
CPF03,
CPF08,
CPF11 -
CPF14,
CPF16 -
CPF24,
CPF38
Control Circuit Error
A drive hardware problem
occurred.
•
Re-energize the drive.
•
If the fault stays, replace the control
board or the drive. For information
about replacing the control board,
contact Yaskawa or your nearest sales
representative.
CPF06
Control Circuit Error
(EEPROM memory
Data Error)
The drive power supply was de-
energized while a
communication option entered a
parameter Write command.
Set
A1-03 = 2220, 3330 [Initialize
Parameters = 2-Wire Initialization, 3-
Wire Initialization]
and initialize the
drive.
An EEPROM peripheral circuit
error occurred.
•
Re-energize the drive.
•
If the fault stays, replace the control
board or the drive. For information
about how to replace the control
board, contact Yaskawa or your
nearest sales representative.
dCE1
Communication
Error1
A drive hardware problem
occurred temporarily due to
noise.
•
Remove the cause of the noise.
•
If the fault stays, replace the control
board or the drive.
dCE2
Communication
Error2
A drive hardware problem
occurred temporarily due to
noise.
•
Remove the cause of the noise.
•
If the fault stays, replace the control
board or the drive.
dEv
Speed Deviation
The load is too heavy.
Decrease the load.
Acceleration and deceleration
times are set too short.
Increase the values set in
C1-01 to C1-08
[Acceleration/Deceleration Time]
.
The
dEv
detection level settings
are incorrect.
Adjust
F1-10 [Speed Deviation
Detection Level]
and
F1-11 [Speed
Deviation Detect DelayTime]
.
The load is locked up.
Examine the machine.
The holding brake is stopping
the motor.
Release the holding brake.
dv7
Polarity Judge
Timeout
There is a disconnection in the
motor coil winding.
Measure the motor line-to-line resistance
and replace the motor if a coil is
disconnected.