Specifications

Table Of Contents
I Alarms
Servo/Spindle Alarms (S)
I - 25
Power supply warnings
00E9 Instant pwr interrupt warning
Details
The power was momentarily interrupted.
00EA In external EMG stop state
Details
External emergency stop signal was input.
- Reset method: Automatically reset once the cause of the warning is removed.
00EB Pw sply: Over regenerat warn
Details
Over-regeneration detection level exceeded 80%.
- Reset method: Automatically reset once the cause of the warning is removed.
00EE Pw sply: Fan stop warning
Details
A cooling fan built in the power supply unit stopped.
- Reset method: Automatically reset once the cause of the warning is removed.
00EF Pw sply: Option unit warning
Details
A warning is detected in the power backup unit (power supply option unit).
Check the LED display on the power backup unit to identify what alarm is occurring to the unit.
Refer to the using drive unit instruction manual for details.
3.6 Safety Function Warnings (S53)
S53 SAFETY FUNC WRG
Details
The system has been set in the STO state.
The STO state is also entered at the time of emergency stop, but in this case, this warning will
not appear because the emergency stop has priority.