Description
Clarkson HI97735
Total Hardness Photometer
Hanna Instruments HI97735
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The HI97735 Total Hardness 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 HI97735 meter measures total hardness in water samples up to 750 mg/L (ppm) CaCO3.
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| Specifications | |
| Hardness, Total Range | Hardness LR: 0 to 250 mg/L; Hardness MR: 200 to 500 mg/L; Hardness HR: 400 to 750 mg/L (ppm) |
| Hardness, Total Resolution | 1 mg/L from 0 to 750 mg/L (ppm) |
| Hardness, Total Accuracy | Hardness LR: ±5 mg/L ±4% of reading; Hardness MR: ±7 mg/L ±3% of reading; Hardness HR: ±10 mg/L ±2% of reading |
| Hardness, Total Method | adaptation of the EPA recommended method 130.1 |
| 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.) |
| Warranty | 2 years |
| Catalog Number | Description |
| HI97735 * | Total Hardness 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 |
| HI97735C | Total Hardness Photometer Kit – Sample cuvette (2 pcs.) – Sample cap (2 pcs.) – Plastic stopper (2 pcs.) – A ZERO ‑ CAL CheckTM Cuvette A – HI97735B – CAL CheckTM Cuvette B for Total Hardness LR, MR, HR – Cloth for wiping cuvettes – Scissors – Alkaline batteries: 1.5V AA (3 pcs.) – Instruction manual – Meter quality certificate – CAL CheckTM standard certificate |
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