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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)?
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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.