When HANNA® introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep’s ease-of-use in combination with its affordability made it possible for non-technical and technical personnel alike to measure pH on the spot, accurately and inexpensively throughout a variety of industries. Since its introduction, over 1 million pHeps have gone to satisfied customers around the world.
Hanna Instruments HI 98128 pH Pocket Tester
HANNA® have always valued the commentsand suggestions coming from our customers. For this series, we haveincluded all of the features you have asked for and more! The pHep 4 andpHep 5 includes features such as a dual-level LCD, battery levelindicator, replaceable pH electrode cartridge, instability indicator,automatic shut-off and automatic calibration all in a floating,waterproof casing.
Order Information:
HI 98128 (pHep 5) is supplied with protective cap, electrode removal tool, batteries and instructions.
| Range | pH | -2.00 to 16.00 pH |
| Range | Temperature | -5.0 to 60.0°C / 23.0 to 140.0°F |
| Resolution | pH | 0.01 pH |
| Resolution | Temperature | 0.1°C / 0.1°F |
| Accuracy | pH | ±0.05 pH |
| Accuracy | Temperature | ±0.5°C / ±1°F |
| pH Calibration | automatic, at 1 or 2 points with 2 sets of memorized buffers (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18) |
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| Temperature Compensation | Automatic | |
| Battery Type / Life | 4 x 1.5V with BEPS / approx. 300 hours of continuous use; auto-off after 8 minutes of non-use |
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| Environment | -5 to 50°C (23 to 122°F); RH max 100% | |
| Dimensions | 163 x 40 x 26 mm (6.4 x 1.6 x 1.0″) | |
| Weight | 100 g (3.5 oz.) |
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