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In-Line TDS Meters
Quick jump to: DM1 | DM2 | SM1
HM Digital DM-1: In-Line Dual TDS Meter
Install on systems such as aquarium r/o systems, window cleaning systems, measure tds in and out of r/o.
FEATURES
Displays TDS levels of the feed water and product water with in & out electrode probes.
Highly efficient and accurate due to its advanced microprocessor technology.
Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.
Dual Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm.
From 1000 to 9990 ppm, the resolution is 10 ppm, 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 John Guest Quick-Connect T-fittings as shown.
Installs quickly and easily.
- Range: 0-9990 ppm
- Accuracy: ±2%
- Cable Length: 24.5" (including sensor)
- Fittings: 1/4" standard, also available with 3/8"
- Power Source: 2 x 1.5V button cell batteries (included)
- Battery Life: approx. 1000 hours of continuous use
- Size: 7.6 x 2 x 4.7 cm (3 x .8 x 1.9 in.)
- Weight: 79.4 g (2.8 oz.)
Prices include delivery to UK Mainland
(ex. Scottish Highlands)
Select Fitting Size:
With 1/4" fittings - £30.83 ea
(£37.00 including vat and UK delivery)
With 3/8" fittings - £36.42 ea
(£43.70 including vat and UK delivery)
With 1/2" fittings - £40.00 ea
(£48.00 including vat and UK delivery)
With 1/2" fittings and 1/2" stems - £42.50 ea
(£51.00 including vat and UK delivery)
HM Digital DM-2: Commercial In-Line Dual TDS Meter
Install this in-line TDS Meter on industrial systems such as car washing, window washing, manufacturing, and food processing.
HM DIGITAL DM-2 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-fittings as shown. Also available with 3/8" fittings.
Installs quickly and easily.
Differences from the DM-1
Designed for commercial/industrial applications.
Stronger, water-resistant casing.
Calibration can be carried out individually or simultaneously on each line.
Improved design, including an extra large, easy-to-read LCD display.
Longer, waterproof, shielded cables.
Variable mounting bracket.
- Range: 0-9990 ppm
- Accuracy: ±2%
- Cable Length: 46" (including sensor)
- Calibration: Factory calibrated to NaCl 342 ppm. Re-calibration can be carried out separately for each line, or simultaneously for both.
- Power Source: 2 AAA batteries (included)
- Battery Life: over 1000 hours of continuous use
- Size: 11.6 x 6.8 x1.8 cm (4.6 x 2.6 x .7in.)
- Weight: 201.3 g (7.1 oz.)
Prices include delivery to UK Mainland
(ex. Scottish Highlands)
Select Fitting Size:
With 1/4" fittings - £43.33 ea
(£52.00 including vat and UK delivery)
With 3/8" fittings - £45.83 ea
(£55.00 including vat and UK delivery)
With 1/2" fittings and 1/2" stems to fit on 1/2" hose - £56.25 ea
(£67.50 including vat and UK delivery)
SM-1: In-Line Single TDS Meter
Ideal for any water filtration system such as reverse osmosis systems, coolers etc.
FEATURES
Displays TDS level of a single water line.
Highly efficient and accurate due to its advanced microprocessor technology.
Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.
Wide Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, 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 John Guest Quick-Connect T-fitting (1/4 inch standard).
Installs quickly and easily.
- Range: 0-9990 ppm
- Accuracy: ±2%
- Cable Length: 24.5" (including sensor)
- Fittings: 1/4" standard
- Power Source: 2 x 1.5V button cell batteries (included)
- Battery Life: approx. 1000 hours of continuous use
- Size: 7.6 x 2 x 4.7 cm (3 x .8 x 1.9 in.)
- Weight: 79.4 g (2.8 oz.)
Prices include delivery to UK Mainland
(ex. Scottish Highlands)
Select Fitting Size:
With 1/4" fittings - £22.50 ea
(£27.00 including vat and UK delivery)
With 3/8" fittings - £23.33 ea
(£28.00 including vat and UK delivery)
With 1/2" fittings (does not include 1/2" stem) - £25.83
ea
(£31.00 including vat and UK delivery)
With 1/2" fittings and 1/2" stems - £28.08 ea
(£33.70 including vat and UK delivery)