| Parameter | Specification |
|---|---|
| SKU | HI97725-web |
| Product Name | Chlorine, Cyanuric Acid, and pH Portable Photometer with CAL Check – HI97725 |
| Quote Required | Yes |
| pH Range | 6.5 to 8.5 pH |
| pH Resolution | 0.1 pH |
| pH Accuracy | ±0.1 pH of reading at 25°C |
| pH Method | Adaptation of the 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 at 25°C |
| 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 at 25°C |
| Chlorine Method | Adaptation of US EPA Method 330.5, DPD Colorimetric Method |
| Cyanuric Acid Range | 0 to 80 mg/L (as CYA) |
| Cyanuric Acid Resolution | 1 mg/L |
| Cyanuric Acid Accuracy | ±1 mg/L ±15% of reading at 25°C |
| Cyanuric Acid Method | Adaptation of the Turbidimetric Method |
| Light Source | LED with 525 nm bandpass filter |
| Light Detector | Silicon photocell |
| Bandpass Filter Bandwidth | 8 nm |
| Bandpass Filter Wavelength Acc. | ±1.0 nm |
| Cuvette Type | Round 24.6 mm diameter (22 mm inside) |
| GLP | Yes |
| Display | 128 x 64 pixel B/W LCD with backlight |
| Logging Memory | 50 readings |
| Battery Type/Life | 1.5 V AA Alkaline (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); 0 to 100% RH (IP67) |
| Weight | 380 g (13.4 oz.) |
| Dimensions | 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0″) |
| Ordering Information | HI97725C is supplied with CAL Check standards, cuvettes (2), caps (2), plastic inserts for cuvette (2), scissors, cuvette cleaning cloth, 1.5V AA batteries (3), instruction manual, and instrument quality certificate, packaged in a rugged, thermoformed carrying case. |
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