HM Digital (DM-2) Industrial Inline Dual TDS Meter-Monitor; 1/4" JG

Measure the tap water coming in vs. the purified water going out of your system at any time. Use the meter to determine when the filters need to be changed. Install the meter for your customers so they'll always know how their system is performing. Install on industrial systems such as carwashes, window washing, manufacturing, and food processing. Features: Highly efficient and accurate due to its advanced microprocessor technology. Displays TDS levels of the Feed Water and Product Water with in & out electrode probes. Auto-Off function conserves battery power. The unit shuts off automatically after 20 seconds. Dual Range - Measures from 0-999 ppm, with a resolution of 1 ppm. From 1000 to 9990 ppm, the resolution is in 10 ppm increments, indicated by a blinking 'x10' image. Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Comes equipped with 1/4 inch John Guest Quick-Connect T-fittin