This document is the instruction manual of HI 4321, which includes the usage methods and warranty information of the product
The Hanna Instruments HI 4321 is a professional bench meter designed for measuring conductivity, resistivity, TDS, salinity, and temperature. It features a large color graphic LCD, a user-friendly interface, and supports multiple display modes including Basic, Good Laboratory Practice (GLP), Graph, and Log History. The instrument includes an autoHold feature, selectable alarm limits, and logging capabilities with up to 100 lots for automatic or manual modes.
| Display | Color graphic LCD (240x320 pixels) |
|---|---|
| Measurement Parameters | Conductivity, Resistivity, TDS, Salinity, Temperature |
| Calibration Points | Up to four points |
| Warranty Period | Two years |
| Probe Warranty | Six months |
| Power Supply | 12 Vdc/230 Vac or 12 Vdc/115 Vac |
The meter is warranted for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions.
The probe is guaranteed for six months.
The instrument offers Basic, Good Laboratory Practice (GLP), Graph, and Log History display configurations.
The instrument can store up to 100 logging lots for automatic or manual modes.