Hi Folks,
My tds meter out of my RO/DI is reading 777 ppm. I have a 6 stage with an inline triple TDS meter. I just changed the battery and the cotton filter but for all outputs it still reads 777. Any idea why that may be happening
My tds meter out of my RO/DI is reading 777 ppm. I have a 6 stage with an inline triple TDS meter. I just changed the battery and the cotton filter but for all outputs it still reads 777. Any idea why that may be happening
![tdsmeter.png tdsmeter.png](https://reefs.com/forum/data/attachment-cdn/d/f/9/0/30ef2789ae99793bfb631210b3967f18/246154-tdsmeter.png)
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