Lab-Volt Tech-Design eSeries, Manual

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Activity Guide
Tech-Design by Lab-Volt
29
Controls & Sensors Sliding Door
Open and run the program “Sliding Door Activity 1”, and operate the model. If you zoom out until the 8.
whole program is displayed on your monitor, you can follow the flow of the program. The program
element is outlined in red as it runs each step.
The program will open the door only if the light barrier is not blocked when someone presses switch
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I3 and then it will close by itself after 5 seconds and only if the light barrier is not blocked. Switches
I1 and I2 are used as limit switches and tell the computer when the door is fully closed and opened.
I4 is a phototransistor and sees the light from M2 and questions if there is anything blocking the light
beam.
When you are done, stop the program, disassemble the model, and return all the parts into the
10.
trays.
Select File from the menu bar and then Exit.
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