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8. A screen will be displayed that says "RAM cleared." Press "ENTER" and the word "DONE" will appear on the screen. |
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10. The calculator will display a "Waiting" screen. Press the "TRANSFER" button on the CBL 2 unit. The CBL 2 unit detects which calculator is connected and sends the appropriate version of the DataMate software to the calculator. |
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12. Plug the temperature probe into "~CH 1" on the left hand side of the CBL 2 unit. Remember that the probes should be plugged into the channel ports in the appropriate order using channel 1 first, channel 2 second and channel 3 last. If you are only using one probe, use channel 1 only. |
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14. A screen is displayed which says, "CHECKING SENSORS." If the calculator has identified the temperature sensor correctly, a screen will be displayed that says, "CH 1: TEMP (C) and the current reading as determined by the temperature sensor. |
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16. Start collecting data by placing the temperature sensor in your hand and pressing 2 which is "START." A real-time graph of the temperature will be displayed. |
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1. Remove the temperature sensor from "~CH 1"and plug in the light sensor. 2. Once again, the CBL 2 checks the sensors and automatically identifies the sensor.
21. Start collecting data by moving the light sensor towards or away from a light source. 22. A message will be displayed on the screen which says, "SAMPLING." 23. When the sampling interval ends, your graph will be displayed on the screen. 24. Use the arrow keys to move through each data point on the graph. The graph can be saved for retrieval at a later time.
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©2000-2002
April A. Cleveland for Science Junction, NC State University.
All rights reserved. URL: http://www.ncsu.edu/sciencejunction/route/usetech/cbl2/cbl2use.html Last updated 07/29/02 | CBL 2 | Learning to Use Technology | Teaching With Technology | |