pHep 4 (HI98127)
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Each pHep4 HANNA pH Meter has a dual-level, digital LCD that displays both pH and temperature (C° or F°). At start-up, the instrument performs a self check then displays the remaining battery level to assure proper working condition.
The handheld HI 98127 includes a sensor/ electrode, probe removal tool, batteries and complete instructions. Warranty: 1-year (six months on electrode).
• Dual level display showing pH and temperature
• Automatic temperature compensation
• Replaceable pH electrode featuring an extendable junction
• Rugged waterproof casing is designed to float!
• Automatic calibration
Size: 6.4″ tall x 1.6″ wide x 1.0″ deep
Instruction Manual (PDF)
For better accuracy, frequent calibration of the pHep4 is recommended. In addition, the instrument must be recalibrated whenever:
1.) The electrode is replaced.
2.) After testing aggressive chemicals.
3.) Where high accuracy is required.
4.) At least once per month.