Hello!
Makes sense to me. But then I'm not familiar with how your sensors work.
But what's that green wire doing, and also that blue wire doing?
-----
Gregg C Levine gregg.drw...@gmail.com
"This signature fought the Time Wars, time and again."
On Sat, Feb 21, 2015 at 2:29 PM, Peter Hollenbeck <pwhb...@gmail.com> wrote:
> I am using a LinkUSB and an MS-TV to read voltage from a 12 volt system.
> The MS-TV is limited to 10 volts so a made a voltage divider. I know next
> to nothing about electronics. Two weeks ago, with a test 12v power supply I
> played with various resistor values, from 1K to 1M. The 1K resistors
> appeared to give the best reading, about 6 volts. The higher the value the
> lower the output. Now, working with a real 12v battery system I am getting
> values ranging all over - .1, .82, .07, 10+, and rarely something
> reasonable, like 6.6.Within several minutes I just got 0.7 followed by
> 9.75. An inverter connected to the battery bank displays 12.1 volts and the
> output from my program shows .71 volts.
>
> My divider looks like this:
>
> 1K 1K
> ---------^v^v------------^v^v-----------------------
> | | | |
> | | | |
> | | | |
> | | | |
> battery (+) | | battery (-)
> MS-TV MS-TV
> red wire black wire
>
> I sure would appreciate suggestions.
> Thank you,
> Peter
>
>
>
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