HM Digital COM-300 Professional EC/TDS/Temperature Meter

HM Digital's COM-300 is a professional waterproof conductivity meter designed to deliver fast, accurate measurements of Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity, and Temperature. Engineered for water quality testing in hydroponics, aquaculture, water treatment, laboratories, pools, spas, and other commercial or industrial applications, the COM-300 features multiple measurement scales, user-selectable conversion factors, and digital calibration for reliable performance across a wide measurement range.
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Features:

• Measures Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity, and Temperature
• Multi-range measurement capability with automatic ranging for enhanced accuracy
• User-selectable EC, TDS (442™ and NaCl conversion factors), and Salinity measurement modes
• Automatic Temperature Compensation (ATC) ensures reliable readings across varying temperatures
• Digital push-button calibration for quick and accurate calibration
• Waterproof housing designed for field and laboratory use
• Large, easy-to-read LCD display with simultaneous temperature readout
• Hold function freezes readings for convenient recording
• Auto-off function helps conserve battery life
• Factory calibrated and includes protective sensor cap and batteries

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