HM Digital (HMD) TDS Meter Calibrations:HMD TDS meters are factory precalibrated at 342 ppm, they are ready-to-use upon arrival for drinking water or water purity testing. However, if you are testing samples that are consistently over 1000 ppm, it is recommended to recalibrate the meter wit...
Comparable to BM-TDS reverse osmosis inline TDS monitor. Use DM-1 TDS Meter to determine when the filters need to be changed. Documents HM Digital DM-1 Calibration Instructions(pdf)30 KB Product Ratings and Reviews Product Rating: (0.00) # of Ratings: 0(Only registered customers can rate)Lo...