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Unread 19-01-2005, 07:31
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Al Skierkiewicz Al Skierkiewicz is offline
Broadcast Eng/Chief Robot Inspector
AKA: Big Al WFFA 2005
FRC #0111 (WildStang)
Team Role: Engineer
 
Join Date: Jun 2001
Rookie Year: 1996
Location: Wheeling, IL
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Re: Hall Effect Sensor.

Quote:
Originally Posted by pludodog
What's everyone's best place and advice for mounting the sensor? The data sheet is lacking, but from what I would gather, it has to be mounted behind the teeth, so it can record their absence. Has anyone gotten it to work mounted above the gear pointing downwards (reading through the chain)?
It is unlikely to read through the chain, there isn't enough of a magnetic change. It is better to mount further up in the transmission. Any error in counting is therefore reduced by the gear ratio between the gear you are sensing and the final movement of the robot.
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Good Luck All. Learn something new, everyday!
Al
WB9UVJ
www.wildstang.org
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Storming the Tower since 1996.