Checker Plus HI98100 is the evolution of the original pH meter. Hanna Checker. Checker is the world's most popular pH meter, with over one million units sold since its introduction in 1991. Checker ® Plus is an easy-to-use meter with a large display and a single button.
Checker Plus HI98100 is the evolution of the original Checker pH meter. It has been designed with many advanced features, including: automatic calibration at one or two points, automatic recognition of standard solutions, display of calibrated buffers, stability indicator, low battery indicator, and selectable automatic shut-off. The Checker Plus retains the pentagon-shaped design with a 103 mm probe, ideal for measurements in tanks and flasks.
- Replaceable electrode
- Automatic calibration for accurate pH measurements
- Ideal for environmental analyses, both in the field and in the laboratory
- Economic - Checker Plus is a complete pH meter with an affordable price for everyone.
- Large screen- Includes a large screen that displays the measurement, stability indicator, low battery indicator, and calibration labels.
- Replaceable pH electrode - The HI1271 gel-filled pH electrode provided with the meter tapers at the end to a diameter of 8 mm. This slim electrode is suitable for test tubes, flasks, and other containers with a narrow opening.
- Automatic calibration - Checker Plus can be automatically calibrated at one or two points. The standard solutions are automatically recognized, and after calibration, the buffer values are displayed on the screen.
- Stability indicator - An hourglass appears on the screen until a stable measurement is obtained. Once stable, the indicator disappears and the measurement can be recorded.
- Automatic shutdown- The meter has an automatic power-off function, selectable after 8 minutes or 60 minutes of non-use, to save the battery if the meter is left on. This function can be disabled.
- Long battery life - Checker Plus has a battery that lasts about 1000 hours. When it is almost empty, a low battery indicator appears on the screen.
| PH scale | from 0.00 to 14.00 pH |
|---|---|
| Resolution PH | 0.01 pH |
| PH precision | ± 0.2 pH |
| PH calibration | Automatic, in one or two points with three standard solutions available (pH 4.01, 7.01, and 10.01) |
| PH Electrode | PH Electrode HI1271 with screw connector (included) |
| Automatic shutdown | 8 or 60 minutes, or it can be disabled |
| Battery type / duration | 1.5 V CR2032 (1) / approximately 1000 hours of continuous use |
| Terms of Use | 0 to 50 °C (32 to 122 °F); HR max 95% |
| Dimensions | 50 x 174 x 21 mm (2 x 6.8 x 0.9 ") |
| Weight | 50 g (1.8 ounces) |
| Order information | The HI98100 (Checker® Plus) is delivered in a carrying case with a HI1271 pH electrode, pH 4.01 and 7.01 buffer solutions (2 sachets of each), 2 sachets of cleaning solution, and a battery. |