Hanna Instruments HI97771C
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The HI97771 Free and Total (Ultra High Range) Chlorine Photometer combines accuracy and ease of use in a simple, portable design. The advanced optical system provides lab-quality accuracy while its user-friendly design is easy for any user making it the perfect photometer for your water quality testing needs. The HI97771 meter measures free chlorine in water samples from 0.00 to 5.00 mg/L (ppm) and total chlorine from 0 to 500 mg/L (ppm).
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| Specifications | |
| Chlorine, Free UHR Range | 0.00 to 5.00 mg/L (ppm) |
| Chlorine, Free UHR Resolution | 0.01 mg/L |
| Chlorine, Free UHR Accuracy | ±0.03 mg/L ±3% of reading |
| Chlorine, Free UHR Method | Adaptation of the EPA DPD method 330.5 |
| Chlorine, Total Ultra HR Range | 0 to 500 mg/L |
| Chlorine, Total Ultra HR Resolution | 1 mg/L |
| Chlorine, Total Ultra HR Accuracy | ±3 mg/L ±3% of reading at 25 °C |
| Chlorine, Total Ultra HR Method | Adaptation of the Standard Methods for Examination of Water and Wastewater, 20th edition, 4500‑Cl |
| Light Source | light emitting diode |
| Light Detector | silicon photocell |
| Bandpass Filter Bandwidth | 8 nm |
| Bandpass Filter Wavelength Accuracy | ±1.0 nm |
| Logging | 50 readings (auto logging) |
| Power Supply | Alkaline 1.5 V AA (3 pcs.) |
| Battery Life | > 800 measurements (without backlight) |
| Auto-off | After 15 minutes of inactivity (30 minutes before a READ measurement) |
| Environment | 0 to 50 °C (32 to 122 °F); 0 to 100% RH, non‑serviceable |
| Dimensions | 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0″) |
| Weight | 380 g (13.4 oz.) |
| Catalog Number | Description |
HI97771 |
Free and Total Chlorine Ultra High Range Portable Photometer – Sample cuvette (2 pcs.) – Sample cap (2 pcs.) – Plastic stopper (2 pcs.) – Alkaline batteries: 1.5V AA (3 pcs.) – Instruction manual – Meter quality certificate |
| HI97771C * | Free and Total Chlorine Ultra High Range Portable Photometer Kit – Sample cuvette (2 pcs.) – Sample cap (2 pcs.) – Plastic stopper (2 pcs.) – A ZERO ‑ CAL CheckTM Cuvette A – HI97701B ‑ CAL CheckTM Cuvette B for Free Chlorine (Powder) & (Liquid) – HI97771B ‑ CAL CheckTM Cuvette B for Total Chlorine UHR – Cloth for wiping cuvettes – Scissors – Alkaline batteries: 1.5V AA (3 pcs.) – – Meter quality certificate – CAL CheckTM standard certificate |
