YASKAWA Sigma Mini SGMM Series User Manual page 106

The following table provides details of the alarm displays.
Alarm Display and Alarm Code Output
Servo
Alarm Alarm
Alarm Alarm
(ALM)
Display
Output
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Unde- Unde-
fined
ON
ON:Output transistor is ON
OFF: Output transistor is OFF
* : Displays an alarm category number.
For details, refer to Appendix D List of Alarm Displays.
When the servo alarm (ALM) is output, eliminate the cause of the alarm and set the following
/ALMRST input signal at high level (+24 V) to reset the alarm state.
→ Input /ALMRST CN1-*1
This signal is used to reset the servo alarm state.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
Alarm Type Alarm Type Alarm Description Alarm Description
Parameter An absolute encoder error occurred or parameter is
error faulty.
Overcurrent Overcurrent flowed thorough the main circuit.
Servopack overheated.
Position The number of pulses in error counter has exceeded
error pulse the preset value.
overflow
Overspeed Motor speed has exceeded the maximum allowable
speed.
Overload Motor and Servopack are overloaded.
Encoder An error occurred in the number of feedback pulses
error from the Encoder.
Overrun Overrun occurred due to motor or encoder signal
Disconnec- wiring faults.
tion of en- Encoder signal line is disconnected.
coder signal
line
Digital Communication error occurred between Digital Oper-
Operator ator and Servopack.
transmis- transmis-
sion error
No error ---
Alarm Reset
— 2-61 —
2.7Designing a Protective Sequence
For Speed/Torque
Control and
Position Control
2