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UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: A & J Owen Window Cleaning on June 23, 2012, 06:13:42 pm

Title: tds meter calibration
Post by: A & J Owen Window Cleaning on June 23, 2012, 06:13:42 pm

do we need to calibrate them or not. if so what do we do. have had one for 2 yrs and the new one gives a different reading.

Title: Re: tds meter calibration
Post by: George Gardner on June 24, 2012, 10:38:40 am

What reading are you getting mate??

Title: Re: tds meter calibration
Post by: andyM on June 24, 2012, 10:49:34 am

Quote from: A & J Owen Window Cleaning on June 23, 2012, 06:13:42 pm

do we need to calibrate them or not. if so what do we do. have had one for 2 yrs and the new one gives a different reading.  

I think the answer is plain to see.  ;)
You can buy calibration fluid here: http://www.daqua.co.uk/calibrationfluid.htm
And the meter should have a small screw on the back which can be turned (clockwise/anti-clockwise) to adjust the meter reading while dipped into the calibration fluid.