- Waterproof - The HI99164 is a waterproof meter rated IP67 for immersion in up to one meter of water for 30 minutes.
- Automatic Calibration - One or two-point calibration is automatic to two selectable buffer sets.
- Automatic Temperature Compensation ? An integrated temperature sensor allows for automatic temperature compensation of pH measurements.
- Multi-Level LCD Display - The split-level LCD displays both pH and temperature readings, along with indicators for reading stability, battery percentage, and calibration instructions.
- On-Screen Tutorial - Clear tutorial messages and directions are available on-screen to quickly and easily guide users through setup and calibration.
- Battery Error Prevention System - The meter will automatically shut off if there isn?t enough power to obtain an accurate measurement.
- Battery Life Indicator - The battery percent level is displayed at start up alerting the user to the remaining battery power that is available.
- pH Range: -2.00 to 16.00 pH
- pH Resolution: 0.01 pH
- pH Accuracy: ?0.02 pH
- pH Calibration: Automatic, at one or two points with two sets of buffers (standard 4.01, 7.01,10.01 or NIST 4.01, 6.86, 9.18)
- Temperature Range: -5.0 to 105.0 C / 23.0 to 221.0 F
- Temperature Resolution: 0.1 C / 0.1 F
- Temperature Accuracy: +- 0.5 C (up to 60 C); +- 1.0 C (outside) / +- 1 F (up to 140 F); +- 2.0 F (outside)
- Temperature Compensation: Automatic from -5.0 to 105 C (23 to 221 F)
- pH Electrode: FC213D pre-amplified pH probe with internal temperature sensor, DIN connector and 1 m (3.3?) cable (included)
- Battery Type/Life: 1.5V (3) AAA / approximately 1200 hours of continuous use; auto-off after 8 minutes of non-use
- Environment: 0 to 50?C (32 to 122?F); RH max 100%
- Dimensions: 152 x 58 x 30 mm (6.0 x 2.3 x 1.2?)
- Ordering Information: HI99164 is supplied with FC213D pH probe with internal temperature sensor, HI70004 pH 4.01 buffer sachet, HI70007 pH 7.01 buffer sachet, HI700643 electrode cleaning solution sachets (2), batteries, instruction manual, and rugged carrying case.