SM-1 In-Line Single TDS Monitor
Digital in-line monitor showing the TDS of a single water line, for filtration and reverse osmosis systems.
Water Quality
Chemicals & Petrochemicals
Energy & Power
Food & Beverage
HVAC & Facility Management+2 more industries
₹1,310.00
Taxes included. Free shipping across India.
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Why engineers choose it
Key features
The SM-1 is an easy to read single line TDS monitor that provides a digital readout. It is ideal for any water filtration system, including reverse osmosis systems, coolers and much more.
- Displays TDS level of a single water line
- Efficient and accurate
- Auto-Off function conserves battery power. (Shuts off automatically after 10 minutes of non-use)
- Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver
- Comes equipped with one 1/4 inch T-fitting (also available in 3/8″ or 1/2″)
- Also available without T-fitting (Model Name: SM-1WOF)
- Installs quickly and easily
Technical data
Specification
| TDS Range | 0 – 9990 ppm |
| TDS Resolution | 1 ppm (0 – 999); 10 ppm (1000 – 9990, indicated by a blinking x10) |
| Accuracy | ± 2% |
| Sensor Cable | 24.5 inches (including sensor) |
| Power Source | 2 x 1.5V button cell batteries (LR44) |
| Auto Shut-off | After 10 minutes |
| Dimensions | 7.6 x 2 x 4.7 cm (3 x 0.8 x 1.9 inches) |
| Weight | 79.5 g (2.8 oz) |
Where it’s used
Applications
The SM-1 is an easy to read single line TDS monitor that provides a digital readout. It is ideal for any water filtration system, including reverse osmosis systems, coolers and much more.
Not sure it fits your application?
Tell us what you need to measure and we’ll recommend the right model.
Supplied with the instrument
Accessories
- One 1/4 inch T-fitting
Documentation
SM-1 In-Line Single TDS Monitor
Datasheets and manuals for this instrument, as PDF.

SM-1
