HANNA HI97710 余氯总氯酸度检测仪

pH Range: 6.5 to 8.5 pH

pH Resolution: 0.1 pH

pH Accuracy: ±0.1 pH @ 25 oC

pH Method: adaptation of Phenol Red method

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: 0.00 to 5.00 mg/L (as Cl2)

Total Chlorine Resolution: 0.01 mg/L

Total Chlorine Accuracy: ±0.03 mg/L ±3% of reading

Chlorine Method adaptation of the EPA 330.5 DPD method

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

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")