HM Digital COM-80 TDS, EC & Temperature Meter

HM Digital COM-80 TDS, EC & Temperature Meter in Sri Lanka

Waterproof Hydro-Tester for Hydroponic Nutrient Monitoring

The HM Digital COM-80 TDS/EC Meter is a waterproof hydro-tester built for continuous dip-and-read monitoring of total dissolved solids, electrical conductivity, and temperature in nutrient reservoirs. It is designed to help hydroponic growers and aquarists in Sri Lanka track nutrient strength quickly without removing the probe between checks.

Discover our complete selection of TDS and EC Meters – specifications, features, and water quality testers in Sri Lanka!

Featuring a hold function, wide TDS range, and a rugged floating waterproof body, this instrument is built for frequent submersion in grow reservoirs and helps growers catch nutrient imbalances before they affect plant health.

Technical Specifications

TDS Range: 0~9990 ppm | Resolution: 1 ppm (0–999), 10 ppm (1000–9990)

EC Range: 0~9990 µS/cm

Temperature Display: Reference temperature reading alongside TDS/EC values

Accuracy: ±2% Full Scale

Calibration: Single-point push-button calibration

Key Features

Functions: Hold and lock feature to freeze stable readings for easy recording

Design: Continuous-monitoring hydro-tester body, ideal for leaving in nutrient reservoirs

Waterproofing: Fully waterproof housing, floats if dropped in water

Display: Easy-to-read digital LCD showing TDS and EC values

Power: Long-life battery with low battery indicator and auto power-off

Applications

Continuous hydroponic and aquaponic nutrient reservoir monitoring

Aquarium and pond mineral content tracking

Greenhouse and grow-tent water quality checks

Package Includes

1 x HM Digital COM-80 TDS/EC Meter main unit

Protective cap

Battery (installed)

English user manual

For a high precision water testing, see the HM Digital COM-100 TDS/EC Meter.

Downloads

📄 Download HM Digital COM-80 Data Sheet
📄 Download HM Digital COM-80 User Manual