Subject:
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Re: LM34 temp sensor to handy board?
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Tue, 22 Jul 1997 06:21:44 GMT
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Original-From:
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Jeff Keyzer <jkeyzer@ucsd.edu/spamcake/>
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Viewed:
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1243 times
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At 12:35 PM 7/22/97 +1000, you wrote:
> > Jeff,
> > I used a couple of the 10mV/deg Kelvin ones, with nothing more than the
> > current load resistor, ie no amplification at all. For example, freezing
> > point = zero celcius = 273 Kelvin = 2.73 volts. With the 6811 resolution • of
> > about 20 mV (5v / 256), that meant I could only read to 2 degrees
> accuracy.
>
> What is the maximum temperature that the LM34 will 'read' ?
>
> Thanks
> Chris
Depends on the specific version of the LM34, I believe mine can read
between -50 to 300 degrees Fahrenheit.
--------------------------------
Jeff Keyzer
UCSD EE Major
jkeyzer@ucsd.edu
http://sehplib.ucsd.edu/~jkeyzer/
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