inhaleindica
Well-Known Member
The bluelab has both TDS and EC but I am using the ppm one. Ok, great thanks I got the conversion now.The aqua pro is a .5 conversion TDS meter. that means that when it reads 800 ppm the bluelab should read 1.6 EC. Aqua pro at 500 ppm should read 1.0 EC. The aqua pro can be be reset.