Current monitoring

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jonisonvespa

Joined Mar 25, 2012
49
hi
hi,
on my current project im trying to monitor two motors using transducers what im trying to achieve is this, if the motor fails i loose a 0v to my ic. alarm sounds.

data sheet of tranducer.
http://docs-europe.electrocomponents.com/webdocs/06c4/0900766b806c43de.pdf


the way im trying to so it is this, set the motor to its lowest speed setting then use a trimming pot to adjust when the transistor turns on at the lowest speed setting, then if the motor fails and goes below the pre-set level i loose my 0v to my ic.



just wondering if this is going to be a very accurate way to achieve this or is there another more accurate way i could do this, (id really struggle to program this obviously this would be the best way)

thank you

current.png
 

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