Hanna HI 96735 Ion Selective Conductivity Meter is an electrochemical instrument for measuring ion content in water. The instrument adopts advanced ion selective electrode technology, with high sensitivity, high precision, automatic temperature compensation and other features, suitable for water quality analysis laboratory, industrial production, environmental monitoring and other fields.
This document is the instruction manual for the Hanna Instruments HI 96735 Hardness ISM meter. It provides guidance on preliminary examination, technical specifications, functional descriptions, and error warnings. The manual details the measurement procedure for water hardness, including steps for zeroing, adding reagents, and reading results.
| Range | IR 0 to 250 mg/L |
|---|---|
| Accuracy | +5 mg/l +4% of reading |
| Light Source | Light Emitting Diode |
| Light Detector | Silicon Photocel |
| Battery Type | 1x9 volt |
| Dimensions | 192 x 104 x 69 mm |
| Weight | 360 g |
One fresh battery lasts for around 750 measurements depending on the light level.
The 'Light High' warning appears when there is too much light to perform a measurement, requiring a check of the zero cuvette preparation.
No, the instrument should not be validated or calibrated with standard solutions other than the Hanna CAL CHECK Standards to avoid erroneous results.