The Hanna Instruments HI97771C Free and Total Chlorine (Ultra High Range) Portable Photometer is a high-performance device that offers unparalleled accuracy and portability in water quality testing. This photometer is designed with advanced optical technology that ensures lab-quality accuracy without needing to be in the laboratory. The user-friendly interface allows any user to operate it with ease, making it ideal for anyone who needs to perform water testing in the field.
The HI97771C photometer 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). No warm-up time is required before taking a measurement, and with its tutorial mode, step-by-step instructions are provided to guide the user through the measurement process. Additionally, the photometer provides an option to use either powder or liquid reagents, providing cost savings without sacrificing accuracy.
The photometer features an automatic logging system that stores up to 50 readings for easy record-keeping. Furthermore, its power supply comes with 3 pieces of alkaline 1.5V AA batteries that can last for over 800 measurements without the backlight. The device also has an auto-off feature that kicks in after 15 minutes of inactivity to help conserve battery life.
The HI97771C photometer is designed to withstand extreme environmental conditions, with a temperature range of 0 to 50°C (32 to 122°F) and humidity range of 0 to 100%. It is lightweight yet durable, weighing only 380g (13.4 oz.). Furthermore, it comes with a 2-year warranty, ensuring that users can rely on it to deliver accurate results over the long haul.
In conclusion, the Hanna Instruments HI97771C Free and Total Chlorine (Ultra High Range) Portable Photometer is an excellent investment for anyone who needs to perform water quality testing in the field. Its superior accuracy, ease of use, and portability make it the ideal device for anyone who cares about water quality.
- 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 Resolution: 1 mg/L
- Total Chlorine Accuracy: +/- 3 mg/L, +/- 3% of reading
- Chlorine Method: free chlorine: adaptation of the EPA 330.5 DPD method total chlorine: adaptation of the Standard Methods for Examination of Water and Wastewater, 20th edition, 4500-Cl.
- Photometer/Colorimeter Light Source: Light emitting diode
- Photometer/Colorimeter Light Detector: silicon photocell with narrow band interference filter at 525 nm
- Bandpass Filter Bandwidth: 8 nm
- Bandpass Filter Wavelength Accuracy: +/- 1.0 nm
- Cuvette Type: round, 24.6 mm diameter (22 mm inside)
- GLP: date, time of last calibration
- Display: 128 x 64 pixel B/W LCD with backlight
- Logging Type: automatic logging
- Logging Memory: 50 measurement
- Battery Type/Life: 1.5V AA battery (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); relative humidity: 100% (IP67)
- Weight: 380 g (13.4 oz.) with batteries
- Dimensions: 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0 inch)
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