The MS-TV is here: http://www.ibuttonlink.com/products/ms-tv
It uses a DS-2438Z .
It has only a red wire and a black wire, no green or blue.
Peter
On Sat, Feb 21, 2015 at 11:35 AM, Gregg Levine <gregg.drw...@gmail.com>
wrote:
> 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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