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HOME »     FISH »     HM DIGITAL DM-2 DUAL IN-LINE TDS MONITOR

HM Digital DM-2 Dual In-Line TDS Monitor

HM Digital DM-2 Dual In-Line TDS Monitor
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* Inline TDS monitor for measuring aquarium RO unit performance
* Real-time TDS measurement of tap water AND RO product water
* Convenient way to ensure your RO unit is functioning properly

Determine how efficient your reverse osmosis unit is performing with a push of a button. HM Digital DM-2 Dual In-Line TDS Monitor is a "must have" for any aquarists who produces their own RO (reverse osmosis) water for aquarium use. Once installed to your RO production and collection system, you enjoy simultaneous precision monitoring of TDS (Total Dissolved Solids) levels of feed and product water lines!

HM Digital DM-2 Dual In-Line TDS Monitor offers a simple way to compare rejection rates and gauge reverse osmosis membrane performance. Highly efficient and accurate in-line TDS monitor boasts advanced microprocessor technology for precision measurement. Convenient features including extra large, easy-to-read LCD, digital calibration, low-battery indicator, auto shut-off, diagnostic error messaging, and more keep high-tech water quality testing simple. TDS Range of 0-9990ppm with a dual range resolution (1 ppm or 10 ppm) accurate within ±2%. HM Digital DM-2 Dual In-Line TDS Monitor comes equipped with 1/4" Mur-lok® Quick-Connect T-fittings and two AA batteries.

Features

  • 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 3 minutes.
  • 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' icon.
  • Factory calibrated with a 342 ppm NaCl solution. The DM-2 features digital calibration.
  • Diagnostic error messaging.
  • Waterproof shielded sensor cables.
  • Strong water-resistant casing.
  • Variable mounting bracket.

Specifications
TDS Range: 0-9990ppm
Resolution: 0-999: 1 ppm
1000-9990: 10 ppm
(indicated by a
blinking "x10" icon)
Accuracy ±2%
Conversion Factor: NaCl (Avg. of 0.5)
Factory Calibration: 342 ppm NaCl
Sensor Cable Length: 46" (including sensor)
Power Source: 2 x AA batteries
Auto Shut Off: After 30 seconds
Battery Life: Approximately 12-18 months
Base Unit Dimensions: 4.6" x 2.6" x 0.7" high

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Please note: Return of electrical equipment to Drs. Foster & Smith for exchange or refund is limited to 60 days from the date of purchase. Beyond 60 days, please contact the manufacturer for repair or replacement as covered by the manufacturer's warranty.

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