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DM-2
HM Digital · Monitors
DM-2: Commercial In-Line Dual TDS Monitor
The DM-2 is a commercial-grade monitor measuring TDS feed (input) water vs. product (output) water of a water filtration system at any time. With its shielded cables and diagnostic messaging this robust device is ideal for Reverse Osmosis (RO), Deionized water (DI) filtration systems that work well in applications such as drinking or potable water, Water treatment, Aquariums, Hydroponics, and many more.
- 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 (Shuts off automatically after 3 minutes)
- Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. The DM-2 features digital calibration
- Diagnostic error messaging
- Shielded sensor cables
- Comes equipped with two 1/4 inch T-fittings (Also available with 3/8″ or 1/2″ fittings)
Technical data
Product specifications.
Specifications shown are based on current official HM Digital product information.
- Range
- 0-9990 ppm 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.
- Accuracy
- ±2%
- Conversion Factor
- NaCl (avg. 0.5)
- Cable Length
- 46″ (including sensor), shielded cables
- Sensor
- Dual, 1/4″ diameter for quick-connect fittings
- Digital Calibration
- Digitally factory calibrated to NaCl 342 ppm. Re-calibration can be done separately for each line.
- Power source
- 2 x AA batteries (included)
- Battery life
- Approx. 2 years
- Size
- 11.6 x 6.8 x1.8 cm (4.6 x 2.6 x .7in.)
- Weight
- 201.3 g (7.1 oz.)
Support for DM-2
Documentation and local assistance.
View product documentation here or contact an authorised India distributor for selection, availability and sales enquiries.