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餘氯和超高量程總氯攜帶式光度計-HI977713
214

餘氯和超高量程總氯攜帶式光度計-HI97771

進行測量前無需預熱時間。具教程模式,引導初次使用者執行測量。讀數總氯高達500 mg / L。


特色:
  • 使用DPD測量法量測。
  • 具創新的光學系統,可在短時間內獲得準確且可靠的測量結果。
  • 操作直觀。
  • 背光點陣LCD顯示面板,可在任何條件下便於數值讀取。
  • 完全防水設計。
  • 自動斷電保護,可延長電池壽命。




Free Chlorine Range 0.00 to 5.00 mg/L (as Cl2)
Free Chlorine Resolution 0.01 mg/L
Free Chlorine Accuracy ±0.03 mg/L ±3% of reading
Total Chlorine Range 0 to 500 mg/L (as Cl2)
Total Chlorine Resolution 1 mg/L
Total Chlorine Accuracy ±3 mg/L ±3% of reading
Chlorine Method free chlorine: adaptation of the EPA 330.5 DPD method total chlorine: adaptation of the Standard Methods for Examination of Water and Wastewater, 20th edition, 4500-Cl.
Photometer/Colorimeter Light Source Light emitting diode
Photometer/Colorimeter Light Detector silicon photocell with narrow band interference filter @ 525 nm
Bandpass Filter Bandwidth 8 nm
Bandpass Filter Wavelength Accuracy ±1.0 nm
Cuvette Type round, 24.6 mm diameter (22 mm inside)
GLP date, time of last calibration
Display 128 x 64 pixel B/W LCD with backlight
Logging Type automatic logging
Logging Memory 50 measurement
Battery Type/Life 1.5V AA battery (3 pcs.) / > 800 measurements (without backlight)
Automatic Shut-Off After 15 minutes of inactivity (30 minutes before a READ measurement)
Environment 0 to 50°C (32 to 122°F); relative humidity: 100% (IP67)
Weight 380 g (13.4 oz.) with batteries
Dimensions 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0")
1305103