BM115 SERIES 6-12KW Laser Cutting Head User Manual
Focus
Output the position of current focus, is analog.
Feedback
Brake+
This signal is not connected (motor without brake)
Note：N / A is an undefined interface, please leave it blank.
Pins of CON4：
Pin
Descriptions
Emergency When the accident occurs, press the emergency stop button to achieve
Stop
emergency stop, 24V effective.
N/A
/
Focus IN
Output 24V when focus in position.
Pos.
N/A
/
N/A
/
Focus
Enable
High-level control focus on, low-level control focus off.
Down limit The input signal of down limit, NPN.
Up limit The input signal of up limit, NPN.
Note：N / A is an undefined interface, please leave it blank.
The above table shows only for factory default settings for the ETC-F100 controller.
BM115 achieves the auto focus by movement of collimation lens group and the focus adjustment
range is based on movement of collimation lens. When the collimation lens moves 1mm, it
conducts the movement of focus point by 2.25mm or 4mm.
Optical configuration
Scale range
Auto focus range
CL100mm/FL150mm
-10 to +10mm
-22.5 to +22.5mm
CL100mm/FL200mm
-10 to +10mm
-40 to +40mm
3.1.2 Wiring
The motor is an AC servo motor, which is connected to 220V AC L and N at the drive terminals
L1, L2, L1C and L2C. Details of connection method is shown in figure 3.1.
Limit signal: the limit diagram is shown in figure 3.2.
Brown
+24V
White & Brown
0V
Green
Up limit
White & Green
Low limit
Note: the limit sensor is NPN-NC and it continuously outputs 0V signal when it is not triggered.
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