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Hanna Free Chlorine and UHR Total Chlorine Portable Photometer- Meter Only - HI97771
Specifications
| Display | 128 x 64 pixel B/W LCD with backlight |
|---|---|
| Brand | Hanna |
| Type | Free Chlorine and Ultra High Range Total Chlorine Portable Photometer |
| Automatic Shut-Off | After 15 minutes of inactivity (30 minutes before a READ measurement) |
| Logging Memory | 50 measurements |
| Logging Type | Automatic logging |
| GLP | Date, time of last calibration |
| Model | HI97771 |
| Bandpass Filter Bandwidth | 8 nm |
| Bandpass Filter Wavelength Accuracy | ±1.0 nm |
| Cuvette Type | Round, 24.6 mm diameter (22 mm inside) |
| Chlorine Method | Free chlorine—EPA 330.5 DPD, Total chlorine—Standard Methods 4500-Cl |
| 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 to 500 mg/L (as Cl2) |
| Total Chlorine Accuracy | ±3 mg/L ±3% of reading |
| Total Chlorine Resolution | 1 mg/L |
| Photometer Light Detector | Silicon photocell with narrow band interference filter @ 525 nm |
| Photometer Light Source | Light emitting diode |
Key Features
Hanna HI97771 Free Chlorine and Ultra High Range Total Chlorine Portable Photometer for water analysis, precise measurements, meter only.
- Measures free chlorine (0.00–5.00 mg/L) and ultra high range total chlorine (0–500 mg/L).
- Utilizes advanced optical system with reference detector and narrow band interference filters.
- Tutorial mode provides step-by-step instructions for ease of use.
- Features automatic shut-off and up to 800 measurements per battery set.
- IP67-rated for water and dust protection; suitable for industrial, food processing, and medical applications.
- Cuvette allows for fast and consistent readings with 24.6 mm round diameter.
- 0 to 50°C working environment, suited for laboratory and field.
Product Description
Hanna HI97771 Free Chlorine and Ultra High Range Total Chlorine Portable Photometer, Meter Only, is designed for accurate and efficient water analysis. This instrument offers high-precision measurement of free chlorine from 0.00 to 5.00 mg/L and ultra high range total chlorine up to 500 mg/L (as Cl2), making it suitable for a variety of demanding industrial and laboratory environments.
The HI97771 features a superior optical system with a reference detector and narrow band interference filters, ensuring fast and repeatable readings. The tutorial mode guides users through clear, step-by-step procedures for consistent and reliable operation. The meter supports automatic logging for up to 50 measurements, and stores GLP (Good Laboratory Practice) information, including date and time of last calibration.
- Measures free chlorine (0.00–5.00 mg/L) and ultra high range total chlorine (0–500 mg/L).
- Advanced silicon photocell light detector with LED light source and narrow band filter at 525 nm.
- Tutorial mode for guided operation and automatic shut-off for battery conservation (after 15 or 30 minutes of inactivity).
- Backlit LCD display with 128 x 64 pixel resolution for clear result visibility.
- Works in a wide environment range: 0–50°C, up to 100% relative humidity, IP67-rated.
- Operates with 3 x 1.5V AA batteries for over 800 measurements without backlight.
- Features logging memory and automatic logging function.
- Device dimensions: 142.5 x 102.5 x 50.5 mm.
Applications include drinking water, industrial water, food processing, produce washing, medical equipment disinfection, and compliance with regulatory standards. Package includes the meter only (cuvettes and reagents sold separately).
Explore more portable photometers, water analysis instruments, and laboratory equipment on EnvMart to select the right solution for your industrial and laboratory needs.
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