V1.0 Shanghai Empower Technologies Co., Ltd. © Copy Right
www.empower.cn
BM111 SERIES 3KW Auto-Focusing Laser Cutting Heads User Manual
26 | 28
6.3.2
Replace Nozzle
Screw the nozzle;
Replace the new nozzle and re-tighten it properly.
Once the nozzle or ceramic structure has to be replaced,it must be re-capacitance
calibration.
6.4
Fault Analysis of ETC_F100
6.4.1
Alarm Information
ETC-F100 may generate the following alarm information:
1.Upper and lower limit alarm
This alarm is generated when the system detects a sensor signal of the Z-axis upper limit or
lower limit. If not meet the requirements, please reset the sensor position. If this alarm is always
displayed, check:
Limit signal is not connected to the ETC-F100;
Limit the sensor is obscured by unknown objects;
Limit sensor installed improperly (this possibility is extremely small);
The limit signal is disturbed. At this time, the corresponding limit signal may flicker in the
function test, especially after the motor is enabled. The ETC-F100 and the 24VDC limit signal
can be independently powered A power filter is needed for the 220V AC of the Servo driver,
and to ensure that the ground wire grounding well.
2.
“
Zero returning
”
Alarm
After the system is powered off and restarted, the controller needs to go back to zero to
establish a reference coordinate system. If there is no back to zero, the panel will prompt " Zero
returning "
，
It can be solved by the following methods:
Perform a zero return operation through the ETC-F100.
Select
“
Yes
”
and save it in the
“
power-on Reset
”
, and it will automatically return to zero
after power-on again.
High level can be input through
“
Zero returning
”
interface to realize backing to zero.
3.
“
Exceeding z-axis stroke
”
Alarm
This alarm is generated when the actual Z-axis coordinate exceeds the Z-axis travel. When this
