Hanna HI97736 Total Hardness pH Photometer

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  • Total Hardness Range: 0.00 to 4.70 mg/L
  • pH Range: 6.5 to 8.5 pH
  • Battery Life: Over 800 measurements
  • Ingress Protection: IP67, floating case

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Description

Hanna HI97736: Unveiling The Ultimate Photometer

The Hanna HI97736 Total Hardness pH Photometer stands as a pinnacle of innovation and precision in portable water analysis. It’s a testament to Hanna Instruments’ decades of experience, meticulously crafted for professionals who demand accuracy, reliability, and ease of use in their analytical tools. This sophisticated device is engineered to deliver repeatable and accurate measurements with an advanced optical system that leverages a high-efficiency Light Emitting Diode (LED) and a narrow band interference filter. Unlike older technologies that rely on tungsten lamps with poor light output and high heat production, the HI97736’s LED light source is highly efficient, provides more light with less power, and maintains stable electronic performance by producing very little heat. This combination of cutting-edge technology and robust design ensures that users receive precise data every time, whether they are in the laboratory or out in the field. The meter’s superior optical system is further enhanced by a sealed enclosure that protects it from external dust, dirt, and water. This level of protection, combined with a unique positive-locking system for cuvettes, guarantees that measurements are not compromised by environmental factors or improper sample placement.

Seamless And Intuitive Testing With Tutorials

One of the most remarkable features of the HI97736 is its intuitive design, centered around the user experience. The built-in tutorial mode is a game-changer, guiding users step-by-step through the entire measurement process, from initial setup to final reading. This feature, which can be accessed at any point in the process with a dedicated help key, demystifies complex procedures and eliminates the guesswork often associated with precision instruments. The meter provides on-screen instructions and animations, ensuring that every user, regardless of their experience level, can perform tests with confidence and accuracy. This is particularly valuable in dynamic field environments where access to manuals might be limited. The user interface is further simplified by a clear, backlit 128×64 pixel LCD display, which provides at-a-glance readings even in low-light conditions. Additionally, the instrument’s auto-off function and battery-saving features provide peace of mind, ensuring that the device remains operational for more than 800 measurements on just three AA alkaline batteries. The meter even has a low-battery warning and will shut down to prevent inaccurate readings when the battery is critically low.

Ensuring Accuracy With Cal Check™ Technology

Accuracy is paramount in water analysis, and the Hanna HI97736 provides a simple, stress-free way to validate its performance with the exclusive CAL Check™ feature. This functionality allows users to verify the instrument’s calibration at any time using certified, NIST-traceable CAL Check™ standards. By simply inserting the standards, the meter guides the user through a validation process, confirming that the instrument is working correctly. If the meter is found to be out of specification, it can be easily recalibrated to the user’s standard. This not only ensures the integrity of every measurement but also provides an audit trail of performance, a critical component of Good Laboratory Practice (GLP). The GLP features of the HI97736 also track the date and time of the last user calibration, which is invaluable for quality assurance and record-keeping. This commitment to verifiable accuracy distinguishes the HI97736 as a reliable tool for professional and research applications where data integrity is non-negotiable.

Versatile Applications In Water Quality Control

The Hanna HI97736 is a highly versatile tool with a broad range of applications for both total hardness and pH analysis, essential parameters in countless industries. In industrial settings, the photometer is critical for monitoring boiler and cooling tower water, where high levels of hardness can lead to scaling and inefficiency. The accurate measurement of pH is also vital for controlling corrosion and ensuring optimal chemical reactions. For environmental professionals, the HI97736 provides a rapid, on-site method for assessing water quality in rivers, lakes, and drinking water sources. Its portable, waterproof design with an IP67 rating allows it to float, making it ideal for field work and preventing damage from accidental drops into water. In the agricultural sector, farmers can use the photometer to check irrigation water, optimizing plant growth and preventing soil degradation from imbalanced mineral content. In the food and beverage industry, it’s used to ensure consistency in product quality, as water hardness and pH can significantly affect taste, texture, and fermentation processes.

Built To Endure Real-World Environments

The Hanna HI97736 is not just a high-performance instrument; it is also an incredibly durable one. Its new IP67-rated body is designed to withstand the knocks, drops, and spills of real-life use, ensuring top performance in any environment. The sealed internal optics protect the delicate measurement components from outside dust, dirt, and water, which is a significant advantage in challenging field conditions. The meter’s rugged construction is complemented by a user-friendly design that fits comfortably in the hand for on-the-go testing but is also stable enough for benchtop use. This blend of durability and ergonomic design makes the HI97736 a practical choice for a wide range of users, from laboratory technicians to field scientists. The product is also backed by a two-year warranty that covers defects in workmanship and materials, provided it is used as intended and maintained according to the instructions.

Efficient Data Management And Logging Capabilities

Keeping track of measurements is a critical aspect of any analytical work, and the HI97736 simplifies this process with its auto-logging function. The meter automatically saves the last 50 measurements, eliminating the need for manual transcription and reducing the risk of human error. This is an invaluable feature for professionals who need to maintain accurate records over time. The stored data can be easily viewed and managed through the Log Recall Menu, providing a convenient way to review past results. Users can view individual logs, including additional information about the measurement, and can also choose to delete specific logs or clear all data at once. This efficient data management system, combined with the GLP features, ensures that a comprehensive and traceable record of all analytical activities is maintained, meeting the stringent requirements of various regulatory standards and quality control protocols.

The Science Behind Total Hardness And pH

The HI97736 operates on established scientific principles to deliver its precise measurements. The total hardness measurement is based on the Colorimetric Method, an adaptation of the Standard Methods for the Examination of Water and Wastewater. This method relies on a chemical reaction between magnesium and calcium hardness and a specific reagent, which produces a characteristic violet tint in the sample. The intensity of this color is directly proportional to the concentration of hardness, which the photometer’s advanced optical system then precisely measures. Similarly, the pH measurement is an adaptation of the Phenol Red Method. This method involves a reaction that causes a color change in the sample, which is then analyzed by the photometer to determine the pH level. The meter’s internal reference system, which includes a reference detector, compensates for any power fluctuations or ambient temperature changes, providing a stable light source for accurate measurements.

The Most Reliable Source For Your Purchase

When it comes to acquiring a professional-grade instrument like the Hanna HI97736 Total Hardness pH Photometer, choosing the right supplier is just as important as choosing the right product. The online store tpt24 stands out as the world’s premier destination for this product. Tpt24 is committed to delivering a superior purchasing experience, providing an authenticity and quality guarantee on every single unit. Customers can rest assured that they are receiving a genuine Hanna Instruments product, manufactured to the highest standards. Furthermore, tpt24 offers worldwide delivery, ensuring that regardless of your location, you can receive this essential water analysis tool with ease and confidence. The convenience of their service, combined with their unwavering commitment to product authenticity and quality, makes tpt24 the unparalleled choice for professionals and enthusiasts alike who need reliable instruments delivered directly to their doorstep, anywhere on the globe.

Specifications

Feature Specification
Total Hardness Range 0.00 to 4.70 mg/L (as CaCO₃)
Total Hardness Resolution 0.01 mg/L
Total Hardness Accuracy ±0.11 mg/L ± 5% of reading at 25°C
pH Range 6.5 to 8.5 pH
pH Resolution 0.1 pH
pH Accuracy ±0.1 pH of reading at 25°C
Light Source Light Emitting Diode (LED)
Bandpass Filter Wavelength 525 nm
Bandpass Filter Bandwidth 8 nm
Light Detector Silicon photocell
Auto Logging 50 readings
Display 128×64 pixel B/W LCD with backlight
Auto-off After 15 minutes of inactivity (30 minutes before a READ measurement)
Battery Type 3 x 1.5V AA Alkaline batteries
Battery Life > 800 measurements (without backlight)
Dimensions 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0″)
Weight 380 g (13.4 oz.) with batteries
Case Protection Rating IP67, floating case
Environment 0 to 50°C (32 to 122°F); 0 to 100% RH, non-serviceable

Data Sheet

Download Data Sheet Of Hanna HI97736 Total Hardness pH Photometer