BM115 SERIES 6-12KW Laser Cutting Head User Manual
2. Whether the sensor is obscured by unknown objects;；
3. Limit sensor installed improperly (this possibility is minimal);
4. The limit signal is disturbed. At this time, the corresponding limit signal may flicker in the
function test, especially after the machine tool is enabled. The ETC-F100 and the 24VDC limit
signal can be independently powered. Add a filter for 220V AC power supply of the Servo drive,
and ensure good grounding.
Home first
After the system is powered on, the controller needs to home to establish a coordinate
system. If do not home, the screen will display "Home First" Can be solved by the following
methods:：
1. Control by keyboard of the ETC_F100 .
2. Select “Yes” and save in the ”Auto Homing” menu.
3. By the interface of “Home”.
Exceed Z-axis Travel
This alarm is generated when the actual Z-axis coordinate exceeds Z-axis travel distance or
less than 0. When this alarm occurs, please note:
1. Whether Z-axis travel settings are appropriate;
2. Whether the position of dial over travelled.
Servo Alarm
Under normal circumstances, when the servo alarms, “servo alarm will be displayed. If the
drive is normal, an alarm is displayed, it may be caused by the following conditions:
1. Incorrect wiring of servo drive；
2. External interference.
5.5 Common Problem Analysis
5.5.1 Servo calibration process terminated abnormally
1 Up limit triggered by dial
This error occurs when servo calibration is executed when the up limit triggered by dial.
2 The dial position is near the up limit.
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