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  1. Inline Dual TDS Monitor DM 1 Readout Accuracy Liquid Tap Water Meter Tool NEW !

    Product : How Pure is Your Water? HM Digital's DM-1 is a dual inline monitor that measures TDS from 0 to 9990 ppm. It includes batteries, two sensors and two 1/4" quick-connect T-fittings. The DM-1 is an easy and convenient method of determining TDS levels for water filtration/purification systems such as reverse osmosis (RO), deionization (DI) and more. It's very useful for coolers or under-the-sink systems. For any type of system that removes TDS, you can install the 'IN' sensor on your tap water (before the system) and the 'OUT' sensor on your product water (after your filtration system) to determine the filter/membrane's effective operating (rejection) rate.

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  2. Triple In-Line TDS Monitor RO DI Water Tester HM Digital TRM-1 Meter 1/4"

    This TDS monitor allows for checking TDS levels at 3 points, such as with DI/RO (deionization / reverse osmosis), or multiple points in an RO system, and more. Displays TDS levels of the three sensing points with electrode probes.

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  3. HM Digital TRM-1 Triple In-Line TDS Monitor Water Tester Meter + 1/4" T-Fittings

    HM Digital TRM-1 Triple In-Line TDS Monitor RO/DI Water Tester Meter + 1/4" T-Fittings Liquidation Stock In excellent secondhand condition (as new) and good working order Please click on the photos to see supersized images and to study the condition of the actual TDS monitor being sold The HM Digital TRM-1 is a unique monitor offering the user 3 points of contact during the filtration process. This TDS monitor allows for checking TDS levels at 3 points, such as with DI/RO (deionization / reverse osmosis), multiple points in an RO system, and more. FEATURES Displays TDS levels of the three sensing points with electrode probes Highly efficient and accurate due to its advanced microprocessor technology Auto-Off function conserves battery power.

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  4. AutoAqua Digital Inline TDS - Titanium S2

    It uses titanium probe, which performs excellent corrosion resistance. It is very easy to install with a ¼” Push Connect Union Tee (included). After 3 minutes of non-use, it will turn off automatically to conserve battery life.

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  5. Titanium S3 Digital Inline TDS Meter - AutoAqua

    So are we! They are small, easy-to-use, and have a big bright screen to make checking your TDS fast and easy. With a single push of a button, you’ll get an accurate reading of the TDS in your water!

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  6. HM Digital SM-1 1-Stage In-Line TDS Monitor for Single Waterline

    Manufacturer HM Digital. Installation Type Under-sink. Power Source Battery-powered. Condition: New.

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  7. Inline Dual TDS Monitor DM 1 Readout Accuracy Liquid Tap Water Meter Tool NEW !

    Product : How Pure is Your Water? HM Digital's DM-1 is a dual inline monitor that measures TDS from 0 to 9990 ppm. It includes batteries, two sensors and two 1/4" quick-connect T-fittings. The DM-1 is an easy and convenient method of determining TDS levels for water filtration/purification systems such as reverse osmosis (RO), deionization (DI) and more. It's very useful for coolers or under-the-sink systems. For any type of system that removes TDS, you can install the 'IN' sensor on your tap water (before the system) and the 'OUT' sensor on your product water (after your filtration system) to determine the filter/membrane's effective operating (rejection) rate.

    eBay

  8. Combo Deal- HM digital DM2 TDS meter Aquarium Reef RO+DI System KoolerMax AR122

    Model: AR-122 Koolermax series. FREE TDS monitor: (HM Digital DM-2 TDS monitor). Use the TDS monitor to check the water quality of purified water, put them before DI and after DI filters. We use 2 Nuclear-grade color changing DI filter with refillable Clear housing and DI dispensing ball Valve for applications like Reef, Aquarium, hydroponics, humidifier, jewelry cleaning, any application requiring ultra pure water.

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