This document is an instruction manual that introduces the features and usage of HI933 Karl Fischer volumetric titrator. The instrument has high accuracy, high flexibility and repeatability, and can be used for titration of various sample types/matrices, enabling users to obtain both good results and high-speed analysis.
The HI933 is an automatic volumetric Karl Fischer titrator designed for high accuracy and repeatability across various sample types. It features a sealed solvent system to minimize water vapor entry, a balance interface for automatic weighing, and support for up to 100 titration methods. The instrument includes powerful built-in algorithms for termination criteria based on fixed mV endpoints or absolute/relative drift.
| Measurement Range | 100 ppm to 100% |
|---|---|
| Resolution | 1 ppm to 0.0001% |
| Sample Type | Liquid or Solid |
| Display | 5.7" graphical color display with backlight |
| Power Supply | 100-240 Vac, 50/60 Hz |
| Operating Temperature | 10 to 40 °C |
| Storage Temperature | -20 to 70 °C |
| Dosing Pump Resolution | 1/40000 of the burette volume (0.125 μL per dose) |
| Dosing Pump Accuracy | ± 0.1% of full burette volume |
| Storage Methods | Up to 100 (standard and user defined) methods |
Avoid severe vibrations, direct sunlight, atmospheric relative humidity above 80%, temperatures below 10°C or above 40°C, explosion hazards, and near heating or cooling sources.
The instrument is designed to analyze liquid or solid samples.
The titrator supports up to 100 titration methods, including both standard and user-defined methods.
The dosing pump has a resolution of 1/40000 of the burette volume, which is 0.125 μL per dose.