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IAI America PSEL User Manual

Page 442

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432

Appen

dix

(In the panel window, the three digits after “E” indicate an error number.)

Error No.

Error name

Description, action, etc.

406

Flash busy reset timeout

Error erasing/writing the flash ROM

407

Control constant table management information mismatch
error

The management information regarding the control constant table is invalid. If this error
occurs when the controller is started, the control constant table may need to be
updated.

408

Control constant table ID error

The control constant table ID is invalid.

409

Encoder control constant error (power-source voltage
control)

An encoder control constant relating to power-source voltage control is invalid. The
encoder power-source voltage cannot be adjusted (the encoder power will be supplied
without voltage adjustment).

40A

Encoder power-source voltage calculation error

The encoder power-source voltage cannot be adjusted (the encoder power will be
supplied without voltage adjustment). Check the “motor/encoder configuration
information” in driver parameter No. 26 and encoder parameter No. 11.

40B

Speed control parameter calculation error

Check driver parameter Nos. 38, 39, 40, 43, 44, 45, etc.

420

Steady-state (non-push) torque limit over error

The steady-state (non-push) torque limit was exceeded. An unexpected load, locked
operation, etc., may be the cause.

41B

ABS unit encoder error (1)

Causes
[1] The power was reconnected after completion of an absolute reset.
[2] An absolute reset was performed.
Axis movement was detected due to an external factor, etc., while the controller was
communicating with the simple absolute unit. The actuator may have moved due to the
reactive force of the self-standing cable or other external force, or vibration may have
generated at the installation location.
Actions
[1] Turn off the power and then reconnect the power in a condition where the actuator

is not receiving vibration.
(Info. 1 in the error list is “1”)

[2] Perform an absolute reset in a condition where the actuator is not receiving

vibration.
(Info. 1 in the error list is “2”)