Showing all 7 results

  • HM AP-1 AquaPro Water Quality Tester (TDS)

    SPECIFICATIONS 

    • TDS Range: 0-5000 ppm (mg/L)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution: 1 ppm
    • Temperature Resolution: 0.1 °C/F
    • Accuracy: ± 2%
    • EC-to-TDS Conversion Factor: NaCl (avg. 0.5)
    • Calibration: Digital calibration by push button.
    • Housing: Water-resistant
    • Power source: 1 x 3V button cell (included) (model CR2032)
    • Dimensions: 15 x 2.8 x 1.3 cm (5.9 x 1.1 x .5 inches)
    • Weight: 42.5 g (1.5 oz)

    FEATURES 

    • Simultaneous TDS and Temperature reading
    • Large easy to read screen
    • Digital Calibration
    • Water resistant housing
    • Retail friendly packaging
    • Automatic Temperature Compensation (ATC)
    Read more
  • HM AP-2 AquaPro Water Quality Tester (EC)

    SPECIFICATIONS

    • EC Range: 0-9999 µS (µS/cm)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution: 1 µS; Temp. resolution is 0.1 °C/F
    • Accuracy: ± 2%
    • Calibration: Digital calibration by push button.
    • Housing: Water-resistant
    • Power source: 1 x 3V button cell (included) (model CR2032)
    • Dimensions: 15 x 2.8 x 1.3 cm (5.9 x 1.1 x .5 inches)
    • Weight: 42.5 g (1.5 oz)

    FEATURES

    • Simultaneous electrical conductivity (EC) and Temperature reading
    • Large easy to read screen
    • Digital Calibration (push button)
    • Water resistant housing
    • Retail friendly packaging
    • Automatic Temperature Compensation (ATC)
    • Factory Calibrated with a 700 µS solution
    Read more
  • HM COM-100 Waterproof Professional Series EC/TDS Meter

    SPECIFICATIONS 

    • EC Range : 0 – 9990 µS
    • TDS Range : 0 – 8560 ppm (mg/L)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution :
      EC: 0-99 : .1 µS; 100-999: 1 µS; 1000-9990: 10 µS
      TDS: 0-99 : .1 ppm; 100-999: 1 ppm; 1000-9990: 10 ppm
    • Temperature : .1 °C/F
    • Accuracy : +/- 2% F.S.
    • EC to TDS Conversion Factor: Pre-programmed, non-linear conversions for KCl, 442TM or NaCl solutions, selected by the user.
    • Temperature Compensation: Automatic (ATC) with three temperature coefficients
    • Calibration: Digital calibration by push button.
    • Auto shut-off: After 5 minutes
    • 2 Probe: Detachable, with platinum electrodes
    • Display : LCD panel
    • Housing : Waterproof (submersible); floats
    • Power source : 3 x 1.5V button cell batteries (included), model LR44
    • Battery Life : Approximately 100 hours of usage (high ranges use greater power consumption)
    • Dimensions : 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)
    • Weight : 90.7g (3.2 oz) without case

      FEATURES
    • Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature.
    • UPGRADED: Four scales: 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-C1)
    • Factory Calibrated: The COM-100 meter is calibrated with a 1413 µS solution.
    Read more
  • HM COM-360 Waterproof Professional Series pH/EC/TDS/Temp Meter

    SPECIFICATIONS 

    • pH Range: 0.0 – 14.0 pH
    • EC Range: 0 – 9990 μS; 0 – 9.99 mS
    • TDS Range: 0 – 8560 ppm (mg/L); 0.5 (NaCl) scale; 0.7 (442) scale, 0 – 5000 ppm (mg/L)
    • Temperature Range: 0.1 – 50°C; 32 – 122°F
    • Accuracy: pH: ±0.1, EC/TDS: ±2%, Temp: ±1°C/°F
    • EC-to-TDS Conversion Factor: Pre-programmed, non-linear conversions for 0.5 (NaCl) or 0.7 (442™) solutions, selected by the user
    • Temperature Compensation: Automatic(ATC) to 25°C (ATC range: 1-50°C)
    • Calibration: pH: Push Button Auto-calibration to 4, 7 or 10 pH for a fine tune digital calibration. EC/TDS: Digital calibration by push button (to any point within the range)
    • Auto Shut-Off: After 5 minutes
    • Probe: Detachable pH & TDS/EC Sensor
    • Housing: water resistance (splash proof)
    • Power source: 2 x AAA batteries
    • Dimensions: 20.0 x 3.4 x 3.4 cm (7.8 x 1.3 x 1.3 inches)
    • Weight: 110g (4.0 oz) with batteries

    FEATURES 

    • Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature
    • Five scales: pH, µS, mS, ppm 0.5 (NaCl) Scale & 0.7 (442™) Scale
    • Automatic Temperature Compensation (ATC) using three temperature coefficients
    • Water-resistant housing
    • 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-CP)
    • Factory Calibrated (pH/EC/TDS)
    • Includes translucent cap, 2 (AAA) alkaline batteries, pH 4 & 7 calibration solutions, pH storage solution and lanyard
    • COM-360: One Year Limited Warranty
    • Detachable Sensor (SP-P2): Six Month Limited Warranty.
    Read more
  • HM COM-80 EC/TDS HydroTester Series

    SPECIFICATIONS 

    • 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)

    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 batteries
    Read more
  • HM PH-80 pH HydroTester Series

    SPECIFICATIONS 

    • pH Range: 0 – 14
    • Temperature Range: 1-55 °C; 32-130 °F
    • Resolution: 0.1 pH; Temperature resolution is 0.1 °C/F
    • Accuracy: +/- 0.2 pH; Temperature accuracy is +/-2%
    • Calibration: Digital automatic calibration (one point)
    • Minimum EC/TDS: 10 µS/5 ppm
    • Electrode: Glass sensor and reference tube electrodes
    • Power source: 3 x 1.5V button cell batteries (model LR44 or equivalent; included)
    • Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
    • Weight: 53.9 g (1.9 oz)

    FEATURES 

    • Measures pH and Temperature
    • One-touch automatic digital calibration
    • Water resistant
    • Simultaneous temperature display
    • Large LCD display
    • Automatic Temperature Compensation (ATC)
    • Auto-off function, data-hold function and low-battery indicator
    • Factory Calibrated: The PH-80 meter is factory calibration to pH 7.0.
    • Includes a translucent cap, batteries, storage solution and pH 7.0 buffer (powder)
    Read more
  • HM TDS-3

    SPECIFICATIONS

    • TDS Range: 0 – 9990 ppm (mg/L)
    • Temp. Range: 0 – 80°C
    • Resolution: 0-999: 1 ppm; 1000-9990: 10 ppm (indicated by a ‘x10’ icon)
    • Temperature Resolution: 0.1°C
    • Accuracy: ±2% / Temp. ±1°C
    • EC-to-TDS Conversion Factor: NaCl (avg. 0.5)
    • ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50°C (33~122°F)
    • Power source: 2 x 1.5V button cell batteries (included) (LR44 or equivalent)
    • Battery life: 1000 hours of usage
    • Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)
    • Weight with case: 76.5g (2.7 oz)
    • Weight without case: 56.7g (2 oz)

    FEATURES

    • Hold Function
    • Auto-off Function (After 10 min.)
    • Built-in digital thermometer
    • Includes a carrying case with belt clip
    • Factory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).
    Read more