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.
HI97735 Total Hardness Photometer
- No warm up time needed before taking a measurement.
- Tutorial mode for easy step-by-step instructions.
- CAL Check for performance verification and calibration
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We believe that buying a meter should be simple. Your HI97735 photometer has many of the necessary accessories needed for successful measurements.
Each HI97735 is supplied with:• Sample cuvette (2 pcs.)• Sample cap (2 pcs.)• Plastic stopper (2 pcs.)• Alkaline batteries: 1.5V AA (3 pcs.)• Instruction manual• Meter quality certificateUpgrade (Optional) to the Total Hardness Photometer Kit (includes the CAL Check Standards) for the most economical option for testing.
Each HI97735C is supplied with:• Sample cuvette (2 pcs.)• Sample cap (2 pcs.)• Plastic stopper (2 pcs.)• A ZERO ‑ CAL Check Cuvette A• HI97735B – CAL Check 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 Check standard certificate
Specifications
| Absorbance Specifications | |
|---|---|
| Light Source | light emitting diode |
| Bandpass Filter Bandwidth | 8 nm |
| Bandpass Filter Wavelength Accuracy | ±1.0 nm |
| Light Detector | silicon photocell with narrow band interference filter @ 466 nm |
| Cuvette Type | round, 24.6 mm diameter |
| Total Hardness Specifications | |
| Hardness Range | Hardness LR: 0 to 250 mg/L; Hardness MR: 200 to 500 mg/L; Hardness HR: 400 to 750 mg/L (ppm) CaCO₃ |
| Hardness Resolution | 1 mg/L from 0 to 750 mg/L (ppm) CaCO₃ |
| Hardness 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 Method | adaptation of the EPA recommended method 130.1 |
| Additional Specifications | |
| Display | 128 x 64 pixel B/W LCD with backlight |
| Auto-off | After 15 minutes of inactivity (30 minutes before a READ measurement) |
| Environment | 0 to 50°C (32 to 122°F); RH max 95% non-condensing |
| Weight | 380 g (13.4 oz.) |
| Battery Type | Alkaline 1.5 V AA (3 pcs.) |
| Dimensions | 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0") |
| Ordering Information | Each HI97735 is delivered in a cardboard box and is supplied with:• Sample cuvette (2 pcs.)• Sample cuvette cap (2 pcs.)• Plastic stopper (2 pcs.)• 1.5V AA Alkaline batteries• Instruction manual• Meter quality certificate |
| Each HI97735C is delivered in a rugged carrying case and is supplied with:• Sample cuvette (2 pcs.)• Sample cuvette cap (2 pcs.)• Plastic stopper (2 pcs.)• HI97735A - CAL CheckCuvette A• HI97735B - CAL Check Cuvette B for Total Hardness LR, MR, HR• Cloth for wiping cuvettes• Scissors• 1.5V AA Alkaline batteries• Instruction manual• Meter quality certificate• CAL Check standard certificate | |
| Warranty | 2 years |
