Scenario II
Monorail with Touch Sensors
Build the monorail from the LEGO Dacta Cities and Transportation set.
Add touch sensors to both ends.
Connect both sensors to port 2 and motor to port B.
At the LEGO CITY at the Nick J. Rahall, II Transportation Institute at Marshall University
one computer is running the RED ROVER software of LEGO Dacta, Planetary.org, and Visionary Products,
an internet camera is also viewing the CITY from the opposite end,
and one computer is running RoboLab software for the SENSORS CITY site.
Insructions to try earth site of RED ROVER
Instructions to try earth site of RED ROVER.
Program the monorail at SENSORS CITY to run back and forth with stops. 
The light on the top can help you see it move.

Example program you may download and use at SENSORSCITY.


Or download and use this one for data logging.
SENSORSCITY
LEGO Links of Linda Hamilton