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Tank level monitoring
#24
I voltage reference might help you out. 

Take a look at my testing breadboard at :
https://sites.google.com/site/olewsaa/ya...all-sensor
(the section : Using a 10 bit (low precision) MCP3008 analog to digital converter in differential mode and a WCS1800 35A current sensor.).

These voltage references are very cheap and quite accurate.  190 ohms are fairly lowso you'll need a resistor ladder to suit your analog input range. 


Ole
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Messages In This Thread
Tank level monitoring - by olewsaa - 2017-06-25, 05:56 PM
RE: Tank level monitoring - by abarrow - 2017-06-25, 10:33 PM
RE: Tank level monitoring - by olewsaa - 2017-06-26, 01:04 PM
RE: Tank level monitoring - by abarrow - 2017-06-28, 09:46 PM
RE: Tank level monitoring - by Sailoog - 2017-06-28, 07:02 PM
RE: Tank level monitoring - by olewsaa - 2017-06-28, 07:18 PM
RE: Tank level monitoring - by Sailoog - 2017-06-29, 06:18 PM
RE: Tank level monitoring - by abarrow - 2017-07-05, 03:17 PM
RE: Tank level monitoring - by SCarns - 2021-07-21, 05:56 PM
RE: Tank level monitoring - by frpmanu - 2017-07-26, 08:22 AM
RE: Tank level monitoring - by jim321 - 2017-07-26, 12:00 PM
RE: Tank level monitoring - by abarrow - 2017-07-26, 04:06 PM
RE: Tank level monitoring - by jim321 - 2017-07-26, 04:16 PM
RE: Tank level monitoring - by olewsaa - 2017-07-31, 08:02 PM
RE: Tank level monitoring - by abarrow - 2017-07-31, 07:05 AM
RE: Tank level monitoring - by jim321 - 2017-07-31, 11:26 PM
RE: Tank level monitoring - by Sailoog - 2017-08-06, 06:55 PM
RE: Tank level monitoring - by olewsaa - 2017-08-06, 08:14 PM
RE: Tank level monitoring - by olewsaa - 2017-08-13, 08:38 AM
RE: Tank level monitoring - by Sailoog - 2017-08-27, 12:01 PM
RE: Tank level monitoring - by olewsaa - 2017-08-27, 07:46 PM
RE: Tank level monitoring - by Saqqara - 2017-10-14, 06:17 AM
RE: Tank level monitoring - by olewsaa - 2017-10-15, 05:07 PM
RE: Tank level monitoring - by affinite - 2017-10-16, 10:04 AM
RE: Tank level monitoring - by abarrow - 2017-10-17, 06:02 PM
RE: Tank level monitoring - by Pkarl45 - 2018-11-07, 02:49 PM
RE: Tank level monitoring - by olewsaa - 2017-10-16, 04:05 PM
RE: Tank level monitoring - by abarrow - 2017-11-01, 06:24 PM
RE: Tank level monitoring - by JD1 - 2017-11-02, 03:34 AM
RE: Tank level monitoring - by SkipperEarly - 2017-11-02, 01:10 PM
RE: Tank level monitoring - by abarrow - 2017-11-02, 02:39 PM
RE: Tank level monitoring - by abarrow - 2018-11-07, 07:10 PM
RE: Tank level monitoring - by Pkarl45 - 2018-11-08, 12:36 PM
RE: Tank level monitoring - by olewsaa - 2018-11-07, 10:05 PM
RE: Tank level monitoring - by Charles Riley - 2020-10-24, 08:13 PM
RE: Tank level monitoring - by John_Anderson - 2020-10-27, 02:36 AM
RE: Tank level monitoring - by abarrow - 2021-07-21, 06:10 PM
RE: Tank level monitoring - by SCarns - 2022-07-22, 04:33 PM
RE: Tank level monitoring - by sgowardipe - 2022-07-21, 06:30 PM
RE: Tank level monitoring - by RichFind - 2022-09-24, 11:24 PM

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