Digital pH meters for hydroponic nutrient monitoring

HM Digital Pro Series COM-300 Pen Style PH/TDS/Temp Meter

$159.95

The COM-300 Pen Style PH/EC/TDS/Temp Meter is a professional-grade handheld tester for water quality. It measures pH, EC, TDS, salinity, and temperature with ATC and five scales, features automatic calibration, auto-off, data hold, and a low-battery indicator, and has IP-67 waterproof housing and a replaceable SP-C3 sensor. Factory calibrated and ships with cap, two AAA batteries, calibration solutions, storage solution, and lanyard.

Measures pH, EC, TDS, Salinity, and Temperature
Five scales: pH, μS, mS, ppm 0.5 (NaCl) and 0.7 (442™) scale
Automatic Temperature Compensation (ATC) with three coefficients
IP-67 waterproof housing
Digital calibration (push-button) to any point within the range
Auto-off, data-hold, and low-battery indicators
Large, easy-to-read LCD with simultaneous temperature display
Replaceable SP-C3 sensor
Factory calibrated (pH/EC/TDS)
Includes translucent cap, 2 AAA batteries, calibration solutions, storage solution, and lanyard

Description
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The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more.

FEATURES:

Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity and Temperature
Five scales: pH, µS, mS, ppm 0.5 (NaCl) Scale & 0.7 (442™) Scale
Automatic Temperature Compensation (ATC) using three temperature coefficients
Waterproof housing (IP-67 rating)
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
Replaceable Sensor (model SP-C3)
Factory Calibrated (pH/EC/TDS)
Includes translucent cap, 2 (AAA) alkaline batteries, pH 4 & 7 calibration solutions, pH storage solution and lanyard