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LFS-PM-T43 Live Focus System Operating Manual V1.3
2.2 4.3” Touch Screen
This distance controller is included of a 4.3” touch TFT screen. The resolution is 480*272. the laser
head work status is displayed in the monitor and parameters can be modified with the monitor. the
display area is function button area, data display area, running status display area and alarm display area.
The main interface is just as the following:
Function button area：touch the buttons can enter different function control menu.
Data display：here is used to display the detecting value of the capacitor sensor and other set
values.
Focus position：the distance between the nozzle and the work piece.
Actual position：the actual value of the capacitor detected.
Following error：the error between the focus position and the actual position.
Capacitor value：the value that the controller has detect from the capacity sensor.
Running status ：display the status of the laser head.
Alarm display：alarm status display. If there are several alarm triggered at the same time, user
can touch the “Alarm Info” to check the alarm information in detail.
Main interface
The communication between the controller and the touch screen monitor is by RS232.
If all the electrical connections has been done correctly, when power on the controller, the monitor
of the controller will go to the main interface. If there are no error happened, that means the automatic
distance controller work well.
But if the monitor indicate that connection failed because of the cable fault or other
reasons, ”connect failure” will be popped up. User should check the cable and the sensor devices.
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