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HM Digital Product Documents
The HM Digital Waterproof EC/TDS/Temp HydroTester (COM-80) is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.
HM Digital Waterproof EC/TDS/Temp HydroTester Features:
- Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing
- Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™)
- Automatic Temperature Compensation (ATC)
- Water resistant
- Digital Calibration (push button) to any point within the meter’s range
- Auto-off function, data-hold function and low-battery indicator
- Display: large and easy-to-read LCD screen includes simultaneous temperature reading.
- Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution.
- Includes a protective cap and batteriesactory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).
HM Digital Waterproof EC/TDS/Temp HydroTester Applications:
- Aquaculture
- Aquarium
- Drinking Water
- Food & Beverage
- Hydroponics
- Industrial
- Water Treatment
- Window Cleaning/Carwash
HM Digital Waterproof EC/TDS/Temp HydroTester Specs:
| EC Range: | 0 – 9990 µS; 0 – 9.9 mS |
|---|---|
| TDS Range: | 0 – 5000 ppm (0.5 Scale) ; 0-8560 ppm (0.7 Scale) |
| Temperature Range: | 1-80 °C; 33-176 °F |
| Resolution: | 1 µS/ppm; 0.1 mS |
| Temp. Resolution: | 0.1 °C/F |
| EC-to-TDS Conversion Factor: | NaCl (avg of 0.5). |
|---|---|
| Accuracy: | +/- 2% |
| Power source: | 3 x 1.5V button cell batteries (LR44 or equivalent is included) |
| Dimensions: | 6.0 x 1.3 x 0.7 inches |
| Weight: | 53.9g (1.9 oz) |
| Brand | HM Digital |
|---|---|
| SKU | GG-660003 |
| Weight (lb.) | 0.1300 |
| Height (in.) | |
| Prop 65 | false |
| Lead Time | 2-3 |
| Length (in.) | |
| Width (in.) | |
| Warranty | 1 Year |
| Hazardous Material | false |
| UPC | 891144000229 |
| ETL Listed | No |
| UL Listed | No |
What does the HM Digital COM-80 HydroTester measure for hydroponic growing?
The HM Digital COM-80 HydroTester measures electrical conductivity (EC), total dissolved solids (TDS), and temperature. EC and TDS readings support nutrient testing in hydroponic systems.
Can the HM Digital COM-80 HydroTester measure different EC and TDS scales?
The HM Digital COM-80 HydroTester provides EC readings in µS and mS, plus TDS readings in ppm using 0.5 (NaCl) and 0.7 (442) scales.
Does the HM Digital COM-80 HydroTester compensate for temperature during water testing?
The HM Digital COM-80 HydroTester includes Automatic Temperature Compensation (ATC) and displays temperature simultaneously with measurement results.
How can growers calibrate the HM Digital COM-80 HydroTester?
The HM Digital COM-80 HydroTester supports digital push-button calibration to any point within the meter range. Factory calibration uses a 1413 µS solution, and recalibration can use a mini-screwdriver.
What applications suit the HM Digital COM-80 HydroTester?
The HM Digital COM-80 HydroTester suits hydroponics, gardening, aquaculture, aquariums, drinking water, pools, spas, reef tanks, water treatment, food and beverage applications, and water ionizers.
What comes with the HM Digital COM-80 HydroTester?
The HM Digital COM-80 HydroTester includes a protective cap and three LR44 or equivalent 1.5V button cell batteries.