| MODEL | LAQUA pH210 | LAQUA pH220 |
| pH Range |
pH Range: -2.00 to 16.00 pH Resolution: 0.01 pH Accuracy: ± 0.01 pH Calibration Points: Up to 5 (USA & NIST) / Up to 6 (DIN) Buffer options: USA, NIST, Custom |
pH Range: -2.00 to 16.00 pH Resolution: 0.01 pH Accuracy: ± 0.01 pH Calibration Points: Up to 5 (USA & NIST) / Up to 6 (DIN) Buffer options: USA, NIST, Custom |
| ORP Range |
ORP Range: ± 2000 mV Resolution: 0.1 mV (< ±1000 mV), 1 mV (≥ ±1000 mV) Accuracy: ±0.3 mV (< ±1000 mV), 0.3% of reading (≥ ±1000 mV) Calibration Option: Yes |
ORP Range: ± 2000 mV Resolution: 0.1 mV (< ±1000 mV), 1 mV (≥ ±1000 mV) Accuracy: ±0.3 mV (< ±1000 mV), 0.3% of reading (≥ ±1000 mV) Calibration Option: Yes |
| Temperature Range |
ORP Range: ± 2000 mV Resolution: 0.1 mV (< ±1000 mV), 1 mV (≥ ±1000 mV) Accuracy: ±0.3 mV (< ±1000 mV), 0.3% of reading (≥ ±1000 mV) Calibration Option: Yes |
Temperature Range: -30.0 to 130.0 °C / -22.0 to 266.0 °F Resolution: 0.1 °C / °F Accuracy: ± 0.5 °C / ± 0.9 °F |
| Measurement Modes | Auto Stable, Auto Hold, and Real Time | Auto Stable, Auto Hold, and Real Time |
| Meter Inputs | BNC (for pH electrode), phono (for temperature sensor) | BNC (for pH electrode), phono (for temperature sensor) |
| Meter Outputs | phono (for software upgrade only) | phono (for software upgrade only) |
| Battery Life | >500 hours | >500 hours |
| Meter Dimensions | 160 (L) x 80 (W) x 40.60 (H) mm | 160 (L) x 80 (W) x 40.60 (H) mm |
| Meter Weight | Approx. 260 g (with batteries) / 216 g (without batteries) | Approx. 260 g (with batteries) / 216 g (without batteries) |
| Memory | 500 | 1000 |
