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CMA BT42i User guide

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FORCE%SENSOR&!
BT42i!
USER’S!GUIDE!
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CENTRE FOR MICROCOMPUTER APPLICATIONS
http://www.cma-science.nl
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Short!description!
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Practical!information!!
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Suggested!experiments!!
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Technical!Specifications!
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Sensor kind
Analog, generates an output voltage between 0 – 5 V
Switch position
-50 .. 50 N
Force range
100 N
Calibration function
F (N) = –24.4 * V
out
(V) + 61.0
Offset can differ slightly for different samples of this sensor.
Resolution using
12 bit A/D converter
0.03 N (theoretical)
Accuracy
±0.05 N (due to noise)
Maximum force
80 N (for forces above this value the sensor can be damaged
permanently)
Current+consumption!
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Connection
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Sensor cable not delivered with the sensor.
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Warranty:!!
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Note:!This+product+is+to+be+used+for+educational+purposes+only.+It+is+not+appropriate+
for+industrial,+medical,+research,+or+commerc ial+app licatio ns.+ ++ + + +
Rev. 26/01/2015
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