Description
Hanna HI9811-51 (GroCheck) is a portable combo meter measuring pH (0.0–14.0), EC (0–6000 µS/cm), TDS (0–3000 ppm), and temperature (0–70°C) with ±0.1 pH / ±2% F.S Hanna HI-9812-51 pH/EC/TDS Temperature Portable Meter USA rugged, portable multi-parameter meter combining pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature in one easy-to-use device. It offers pH range 0.0–14.0 (±0.1 accuracy), EC 0–6000 µS/cm
| Parameter | Specification/Details |
|---|---|
| Model | HI9811-51 |
| pH Range | 0.0 to 14.0 pH |
| pH Resolution | 0.1 pH |
| pH Accuracy @ 25°C / 77°F | ±0.1 pH |
| pH Calibration | Manual, 1-point through offset trimmer Hanna HI-9812-51 pH/EC/TDS Temperature Portable Meter USA |
| Temperature Range | 0.0 to 70.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy @ 25°C / 77°F | ±0.5 °C |
| Temperature Calibration | Automatic, from 0 to 70°C with ß = 2% / °C |
| EC Range | 0 to 6000 µS/cm |
| EC Resolution | 10 µS/cm |
| EC Accuracy @ 25°C / 77°F | ±2% F.S. |
| EC Calibration | Manual, 1-point through slope trimmer |
| TDS Range | 0 to 3000 ppm (mg/L) |
| TDS Resolution | 10 ppm (mg/L) |
| TDS Accuracy @ 25°C / 77°F | ±2% F.S. |
| TDS Conversion Factor | 0.5 ppm (mg/L) = 1 µS/cm |
| TDS Calibration | Manual, 1-point through slope trimmer |
| Power Supply | 9V battery / approximately 450 hours of continuous use |
| Environment | 0 to 50°C (32 to 122°F); RH max 100% |
| Dimensions | 145 x 80 x 36 mm (5.7 x 3.1 x 1.4”) |
| Weight | 230 g (8.1 oz.) |
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