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Hanna Calcium Hardness Portable Photometer-Kit - HI97720
Specifications
| Display | 128 x 64 pixel B/W LCD with backlight |
|---|---|
| Power Supply | 1.5 V AA Alkaline x 3 |
| Product Type | Calcium Hardness Portable Photometer Kit |
| Automatic Shut-Off | 15 min inactivity (30 min before READ) |
| Logging Memory | 50 readings |
| GLP | Yes |
| Model | HI97720 |
| Optical System | LED with 525 nm bandpass filter, Silicon photocell detector |
| Bandpass Filter Bandwidth | 8 nm |
| Bandpass Filter Wavelength Accuracy | ±1.0 nm |
| Environmental Range | 0 to 50°C (32 to 122°F), 0 to 100% RH (IP67) |
| Calcium Range | 0.00 to 2.70 mg/L as CaCO3 |
| Calcium Accuracy | ±0.11 mg/L ±5% of reading at 25°C |
| Calcium Method | Calmagite Method (Standard Methods 23rd Edition) |
| Calcium Resolution | 0.01 mg/L |
Key Features
Calcium Hardness Portable Photometer HI97720 for Laboratory Water Analysis.
- Measures calcium hardness with high accuracy for reliable water quality analysis
- Advanced optical system ensures fast, stable, and repeatable results
- No warm-up time required for quick and efficient testing
- Easy tutorial mode guides users step by step for smooth operation
- CAL Check feature verifies performance for consistent and accurate readings
- Stores up to 50 readings with GLP support for proper data tracking
- Large backlit display ensures clear visibility in all conditions
- IP67 waterproof design allows safe use in field and industrial environments
- Wide operating conditions make it suitable for lab and on-site testing
- Compact and portable design for easy handling and transport
Product Description
The Calcium Hardness Portable Photometer Kit HI97720 provides a highly accurate solution for laboratory and industrial water analysis. Designed for quick and repeatable measurement of calcium hardness in water samples, this advanced photometer features a superior optical system equipped with a reference detector and narrow band interference filters. The HI97720 offers rapid, precise calcium quantification with no warm-up time required, supporting direct application in water treatment, HVAC, boiler, cooling tower, and environmental monitoring labs.
- Measures calcium hardness from 0.00 to 2.70 mg/L as CaCO3 with high resolution (0.01 mg/L).
- Utilizes the Calmagite Method adapted from Standard Methods for the Examination of Water and Wastewater, 23rd Edition.
- Superior optical performance with LED light source (525 nm) and a silicon photocell detector.
- 128 x 64 pixel backlit LCD display delivers clear readings even in low-light conditions.
- Automatic shut-off after 15 minutes of inactivity (30 minutes during measurement), extending battery life.
- GLP (Good Laboratory Practice) compliant and stores up to 50 readings for quality control and traceability.
- IP67-rated enclosure for dust and water resistance; reliable in harsh laboratory or industrial conditions.
- Tutorial mode and user-friendly interface ensure that measurements are performed correctly every time.
- Cal Check function to verify meter performance prior to analysis.
- Lightweight (380 g), compact, and portable kit for field and laboratory use.
Typical applications include boiler and cooling water treatment, industrial process water quality control, environmental labs, municipal water testing, and building services/hospital maintenance. Supplied as a ready-to-use kit with all necessary accessories. Explore more Hanna laboratory photometers and water analysis instruments in the EnvMart Laboratory Instruments category.
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Frequently Asked Questions
The Hanna Calcium Hardness Portable Photometer HI97720 measures calcium hardness from 0.00 to 2.70 mg/L as CaCO3.
The accuracy of the calcium hardness measurements with the HI97720 is ±0.11 mg/L ±5% of reading at 25°C.
The HI97720 utilizes the Calmagite Method adapted from Standard Methods for the Examination of Water and Wastewater, 23rd Edition.
The Hanna HI97720 features a 128 x 64 pixel black and white LCD display with a backlight for clear visibility.
The HI97720 operates within an environmental range of 0 to 50°C (32 to 122°F) and 0 to 100% relative humidity, with an IP67 rating for dust and water resistance.
The HI97720 can store up to 50 readings, supporting Good Laboratory Practice (GLP) for quality control and traceability.
The HI97720 requires three 1.5 V AA alkaline batteries for power.
Yes, the HI97720 features an automatic shut-off after 15 minutes of inactivity and 30 minutes during measurement to extend battery life.
The resolution of the calcium hardness measurement on the HI97720 is 0.01 mg/L.
The HI97720 is supplied as a ready-to-use kit with all necessary accessories for immediate operation.
Typical applications for the HI97720 include boiler and cooling water treatment, industrial process water quality control, environmental labs, and municipal water testing.
The HI97720 features an optical system with an LED light source at 525 nm and a silicon photocell detector, ensuring high accuracy in measurements.
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