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bumper

  • Posts: 872
TDS Meter
« on: February 10, 2012, 05:12:47 pm »
just got some calibration fluid you would not belive how far out the readings are even new one was 8ppm  out and  other one 18 mpm out so sorted now just checked my tap water and they both the same with either 1 ppm  either side,now i know my waters bob on.
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steven ainger

  • Posts: 1953
Re: TDS Meter
« Reply #1 on: February 10, 2012, 06:06:19 pm »
What tds calibration fluid did you use
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bumper

  • Posts: 872
Re: TDS Meter
« Reply #2 on: February 10, 2012, 06:10:49 pm »
TDS METER CALIBRATION SOLUTION 90ml 342ppm
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steven ainger

  • Posts: 1953
Re: TDS Meter
« Reply #3 on: February 10, 2012, 06:38:01 pm »
I thought it would be a high number,
Its meant to be a low number, closer to the water tds we use.
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bumper

  • Posts: 872
Re: TDS Meter New
« Reply #4 on: February 10, 2012, 07:01:55 pm »
no need for higer number my tap  water is 107 ppm you can get 1000 ppm SOLUTION 342  will do for me
the SOLUTION is bob on 342, you set your tds meter to  342 then you know it is correct
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