1
①
Cooling fan group
3.4
Laser control mode
The laser has 2 control modes: external control AD mode and RS232 mode. How to choose laser
control mode:
3.4.1
External control AD mode
External control AD mode: The output power is controlled by the input analog voltage, and the
light output is controlled by the Ext MOD modulation signal and the light enable EXT Laser EN
signal.
There are two working modes in external control AD mode: continuous working mode and pulse
working mode. These two working modes are set by external signals, and then external signals
are input according to the selected mode.
3.4.1.1
Continuous working mode