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Hanna HI98121 pH ORP Temperature Combo Tester
Specifications
| Temperature Accuracy | 0.5C /1F |
|---|---|
| Brand | Hanna |
| Dimensions | 163 x 40 x 26 mm (6.4 x 1.6 x 1.0) |
| Temperature Resolution | 0.1C / 0.1F |
| Temperature range | -5.0 to 60.0C / 23.0 to 140.0F |
| pH Range | -2.00 to 16.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | 0.05 pH |
| Environment | -5 to 50C (23 to 122F)| RH max 100% |
| pH Calibration | automatic| at one or two points with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18) |
| pH Temperature Compensation | automatic for pH readings |
| pH Electrode | HI73127 replaceable pH electrode (included) |
| Battery Type/Life | 1.5V (4) / approximately 250 hours of continuous use |
| Automatic Shut-Off | after 8 minutes non-use |
| Ordering Package Includes | HI98121 (ORP/pH) is supplied with HI73127 pH electrode| HI73128 electrode removal tool| batteries and instructions. |
| ORP Range | 1000 mV |
| ORP Electrode | fixed ORP sensor |
| ORP Resolution | 1 mV |
| ORP Accuracy | 2 mV |
| Model | HI98121 |
| Weight | 100 g (3.5 oz.) |
Key Features
- Waterproof casing designed to float if dropped in water
- Automatic Temperature Compensation, displays temperature in °C or °F
- HOLD button for easier measurement recording
- Two-button Operation
- Large LCD displays stability indicator, low-battery indicator, and calibration tags
Product Description
The Hanna HI98121 pH/ORP/Temperature Tester is a compact, waterproof, and highly reliable handheld instrument designed for accurate and efficient measurement of pH, oxidation-reduction potential (ORP), and temperature in a wide range of water quality applications. Engineered with advanced sensing technology, this tester delivers precise readings with a high resolution of 0.01 pH, ensuring dependable performance for both field and laboratory use. Its automatic temperature compensation feature further enhances accuracy by adjusting readings based on sample temperature variations, making it suitable for diverse testing conditions.
This versatile tester is widely used for monitoring water quality and disinfectant effectiveness, including chlorine levels, across multiple industries such as swimming pools and spas, food and beverage sanitization processes, electroplating baths, wastewater treatment plants, and cooling tower systems. ORP measurement helps users evaluate the efficiency of oxidation processes, while pH monitoring ensures proper chemical balance, making this device essential for maintaining safety and compliance standards.
The HI98121 features automatic calibration with one or two calibration points, simplifying operation while maintaining high measurement accuracy. Its intuitive interface allows users to perform quick calibrations and measurements without complexity, making it suitable for both experienced professionals and routine testing tasks. The device is designed with a slim, ergonomic body that fits comfortably in the hand or pocket, offering excellent portability for on-site analysis.
Built to withstand demanding environments, the tester is waterproof and durable, ensuring long-lasting performance even in wet or harsh conditions. The integrated temperature sensor provides real-time temperature readings alongside pH Meter and ORP values, delivering comprehensive analysis in a single device. With its combination of precision, convenience, and rugged design, the Hanna HI98121 Tester is an ideal solution for professionals seeking accurate, fast, and reliable water quality monitoring.
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Frequently Asked Questions
The pH range of the Hanna HI98121 tester is -2.00 to 16.00 pH.
The pH accuracy of the Hanna HI98121 tester is ±0.05 pH.
Yes, the Hanna HI98121 can measure temperature ranging from -5.0 to 60.0°C (23.0 to 140.0°F) with an accuracy of ±0.5°C (±1°F).
Yes, the Hanna HI98121 features a waterproof casing designed to float if dropped in water.
The Hanna HI98121 automatically compensates for temperature variations when measuring pH, ensuring accurate readings.
The Hanna HI98121 operates on 1.5V batteries and provides approximately 250 hours of continuous use.
The package includes the HI98121 tester, a replaceable HI73127 pH electrode, an electrode removal tool, batteries, and instructions.
The weight of the Hanna HI98121 is 100 grams (3.5 oz.).
The Hanna HI98121 features automatic calibration to one or two points using standard buffers (pH 4.01, 7.01, 10.01 or pH 4.01, 6.86, 9.18).
Yes, the Hanna HI98121 is suitable for various applications including swimming pools, spas, food sanitization, and wastewater treatment.
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