Na-11_CompactMeters
Na-11_CompactMeters
K-11_CompactMeters
NO3-11_CompactMeters
Ca-11_Compact

เครื่องวัดคุณภาพน้ำแบบปากกากันน้ำ (Waterproof Pocket Water Quality Meters)

รุ่น (Model) Sodium Ion (Na-) Potassium Ion (K+) Nitrate Ion (NO3) Calcium Ion (Ca2+)
NA-11 K-11 NO3-11 Ca-11
Measurement Principle Ion Selective Electrode
Minimum Sample Volume 0.3 ml (0.05 ml with Sampling Sheet B)
Measurement Range 0.0 to 14.0 p2 to 9900 ppm (mg/L) (0.1 to 430 mmol/L)H / 0.1 pH 4 to 9900 ppm (mg/L)
(0.1 to 250 mmol/L)
2 to 5000 kg/10a (soil/water ratio 1:5)		 NO3-: 6 to 9900 ppm (mg/L) (0.1 to 160 mmol/L)
NO3-N: 1.4 to 2200 ppm
(mg/L)		 4 to 9900 ppm (mg/L) (0.1 to 250 mmol/L)
Resolution 0 to 99 ppm: 1 ppm
100 to 990 ppm: 10 ppm 1000 to 9900 ppm: 100 ppm
Maximum Calibration Points 2
mV Range / Resolution ± 650 mV / 1 mV
Temperature Display / Resolution 0 to 500 °C / 0.1 °C
Functions
  • Automatic Buffer Recognition
  • Temperature Compensation
  • Temperature Calibration*
  • Auto Hold / Auto Stable
  • Automatic Power Off (30mins.)
  • Low Battery Indicator
  • IP67 Water / Dust Proof
  • Replaceable Sensor
Operating Temperature Humidity 5 to 40 ºC / 85% or less in relative humidity (no condensation)
Functions
  • Automatic Standard Recognition
  • Changeable Low and High Calibration Values
  • Temperature Compensation
  • Temperature Calibration
  • Multiplication Compensation (0.01 to 9.90)
  • Auto Hold / Auto Stable
  • Automatic Power Off (30 mins.)
  • Low Battery Indicator
  • IP67 Water / Dust Proof
  • Replaceable Sensor
Display Custom (Monochrome) Digital LCD with Backlight
Operating Temperature / Humidity 5 to 40 ºC / 85% or less in relative humidity (no condensation)
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