


HM Digital COM-80 Pen Style TDS/EC/Temp Meter | 4 Scales | Nutrient Testing | Hydroponics & Gardening
Get accurate and reliable readings of electrical conductivity (EC), total dissolved solids (TDS), and temperature with the HM Digital COM-80 Pen Style Meter. This versatile, water-resistant meter is ideal for various applications, including hydroponics, gardening, aquariums, pools, and drinking water testing.
Key Features:
- Four Scales: Choose from four different measurement scales for EC (µS, mS) and TDS (ppm, 0.5 (NaCl) & 0.7 (442™)) to suit your specific needs.
- Accurate Measurements: Advanced microprocessor technology ensures precise and reliable readings.
- Automatic Temperature Compensation (ATC): Corrects for temperature variations, ensuring accurate results in different environments.
- Large, Easy-to-Read LCD: Clearly displays simultaneous readings of EC, TDS, and temperature.
- Digital Calibration: Easily calibrate the meter with a push of a button.
- Water-Resistant: Designed for use in wet environments.
- Auto-Off Function: Conserves battery life by automatically shutting off after a period of inactivity.
- Data-Hold Function: Freeze the display for easy recording of readings.
- Low-Battery Indicator: Alerts you when it's time to replace the batteries.
- Includes: Protective cap and batteries.
Specifications:
- Brand: HM Digital
- Model: COM-80
- Parameters Measured: EC, TDS, Temperature
- Measurement Range:
- EC: 0–9990 µS, 0–9.9 mS
- TDS: 0–5000 ppm (0.5 scale), 0–8560 ppm (0.7 scale)
- Temperature: 1–80 °C (33–176 °F)
- Accuracy: ±2%
- Resolution: 1 µS/ppm; 0.1 mS; 0.1 °C/°F
- Power Source: 3 x 1.5V button cell batteries (included)
- Dimensions: 6.0 x 1.3 x 0.7 inches (15.3 x 3.2 x 1.8 cm)
- Weight: 1.9 oz (53.9 g)
Ideal for:
- Hydroponics & gardening
- Pools & spas
- Aquariums & reef tanks
- Water ionizers
- Drinking water
- Nutrient testing
Get accurate and reliable water quality measurements with the HM Digital COM-80 Pen Style TDS/EC/Temp Meter!
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| 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 |
| Accuracy | +/- 2% |
| Power source | 3 x 1.5V button cell batteries (LR44 or equivalent is included) |
| Dimensions | 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches) |
| Weight | 53.9g (1.9 oz) |
| UPC | 891144000229 |
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