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4. Pulse Train Input Interface <br />
4.4 Protection Function<br />
Alarm status is activated when an error in the system occurs.<br />
In the alarm status, the motor is in the fixed excitation state with the excitation current preset by<br />
Command 20h-DAT3. During motor operation, it enters the fixed excitation state after the motor<br />
is stopped at maximum torque.<br />
When the Power Limit during servo OFF status is set to 0, it enters the unexcited state.<br />
4.4.1 Alarm Description Confirmation<br />
Alarm description can be confirmed with 7 segment LED display or Communication (Command<br />
87h: Alarm history RD).<br />
Alarm<br />
Display Alarm description Recoverability<br />
abbreviation<br />
DE Sensor disconnected Unrecoverable<br />
OV Input power voltage is above the specification range Recoverable<br />
MPE Input power voltage is below the specification range Recoverable<br />
RSTE Initialization error / Power line disconnected Unrecoverable<br />
OVF Position deviation error Recoverable<br />
OL Overload stop Recoverable<br />
OS Over-speed Recoverable<br />
RGOL Regeneration voltage is over the specified value Recoverable<br />
ORG Zero-return error Recoverable<br />
Wrap around Absolute position counter sign reversal Recoverable<br />
LAE Lead angle error Unrecoverable<br />
OC Over-current Unrecoverable<br />
EEPER Non-volatile memory error Unrecoverable<br />
To cancel unrecoverable alarms, it is necessary to turn off the power, and then restart.<br />
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