Description
The HI99121 specialized probe features a rugged conical tip, open junction design, and a glass body making it ideal for measuring the HI99121 pH of soil directly or after preparation of a soil slurry with deionized water
- ±0.02 pH accuracy
- Includes a plastic auger to break through harder soils.
- Specialized for the direct pH measurement of soil.
| Specification | Detail |
|---|---|
| sku | HI99121 |
| pH Range | -2.00 to 16.00 pH / -2.0 to 16.0 pH |
| pH Resolution | 0.01 pH / 0.1 pH |
| pH Accuracy @ 25°C / 77°F | ±0.02 pH / ±0.1 pH |
| pH Calibration | automatic, at one or two points with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18) |
| mV Range | ±825 mV (pH-mV) |
| mV Resolution | 4 mV |
| mV Accuracy | ±1 mV (pH-mV) |
| Temperature Range | -5.0 to 105.0 °C/23.0 to 221.0 °F |
| Temperature Resolution | 0.1 °C/0.1 °F |
| Temperature Accuracy @ 25°C / 77°F | ±0.5 °C up to 60 °C ±1.0 °C outside ±1.0 °F up to 140 °F ±2.0 °F outside |
| Temperature Compensation | Automatic -5.0 to 105.0 °C/23.0 to 221.0 °F |
| Power Supply | 1.5V AAA batteries (3 pcs.) |
| Power Consumption | approx. 1400 hours of continuous use |
| Environment | 0 to 50°C (32 to 122°F) RH max 100% |
| Dimensions | s 154 x 63 x 30 mm (6.1 x 2.5 x 1.2in.) |
| Weight | 199 g (6.91 oz.) with batteries |
| Ordering Information | Each meter is supplied complete with:
|
| Warranty | 2 years |
| Recommended Probe | HI12923 glass body, pre‑amplified pH electrode for soil measurement with internal temperature sensor, DIN connector and 1 m (3.3′) cable (included) |
Reviews
There are no reviews yet.