Description
Features
- Equipped with a backlit LCD display
- 1 to 5 points calibration
- Automatic electrode diagnosis
- Shows the pH slope and zero offset
- Automatic recognition for conductivity standards
- Selectable cell constant
- Reference temperature
- TDS factor
- Linear and pure water compensation mode
- Automatic temperature compensation
- Auto-read function
- Locks the measurement endpoint
- Alarm reminds the user to calibrate meter regularly
- Auto-power off effectively conserves battery life
- Setup menu allows setting the calibration points
- Setup menu allows setting stability criteria
- Setup menu allows setting temperature unit
- Setup menu allows setting date and time
- Reset function
- Expanded memory stores up to 500 data sets
- Multi-mode power scheme
- Ensures the smooth operation of the meter
Technical Specifications
| PH Range | -2 pH to 20 pH |
| PH Resolution | 0.001 pH / 0.01 pH / 0.1 pH, selectable |
| PH Accuracy | ±0.002 pH |
| PH Calibration | 1 point to 5 points |
| PH Buffer Option | USA / NIST / DIN / 2 custom buffers |
| MV Range | -1999.9 mV to 1999.9 mV |
| MV Resolution | 0.1 mV / 1 mV, selectable |
| MV Accuracy | ±0.2 mV |
| Conductivity Range | 0 µS/cm to 20 µS/cm, 200 µS/cm, 2000 µS/cm, 20 mS/cm, 200 mS/cm |
| Conductivity Resolution | 0.001, 0.01, 0.1, 1, automatic |
| Conductivity Accuracy | ±0.5 % F.S. |
| Conductivity Calibration | 1 point to 5 points |
| Conductivity Calibration Solution | 10 µS or 84 µS or 1413 µS or 12.88 mS or 111.8 mS |
| Conductivity Pure Water Compensation | Yes |
| Conductivity Cell Constant | K=0.1 or 1 or 10 or Custom |
| TDS Range | 0 ppm to 10 ppm, 100 ppm, 1000 ppm, 10 ppt, 200 ppt |
| TDS Resolution | 0.01, 0.1, 1, automatic |
| TDS Accuracy | ±1 % F.S. |
| TDS Conversion Factor | 0.1 to 1.0 (default 0.5) |
| Hold Function | Manual / Auto-read measurement endpoint |
| Stability Criteria | Low / High |
| Calibration Due Alarm | 1 to 31 days or off |
| Auto Power Off | 10 or 20 or 30 minutes after last key pressed |
| Memory | Stores up to 500 data sets |
| Output | USB communication interface |
| Connector | BNC, 6-pin mini-DIN, 0.14 in (3.5 mm) jack socket |
| Display | Custom LCD 3.15 in x 2.36 in (80 mm × 60 mm) |
| Power supply | 3 V AA × 1.5 V AA batteries or 5V DC power adapter |
| Battery life | Approximately 150 hours without backlight |
| Conductivity Temperature Coefficient | 32%/°F to 50%/°F (0%/°C to 10%/°C) |
| Conductivity Reference Temperature | 68 °F or 77 °F (20 °C or 25 °C) |
| Environmental Conditions | 32 °F to 122 °F (0 °C to 50 °C), Relative humidity <80% |
| Temperature Range | 32 °F to 221 °F (0 °C to 105 °C) |
| Temperature Resolution | 32.18 °F (0.1 °C) |
| Temperature Accuracy | ±0.9 °F (±0.5 °C) |
| Temperature Calibration | 1 point |
| Temperature Calibration Range | Reading ±50 °F (±10 °C) |
| Temperature Compensation | 32 °F to 212 °F (0 °C to 100 °C), manual or automatic |
| Dimension | 6.69 in x 3.35 in x 1.18 in (170 mm x 85 mm x 30 mm) |
| Weight | 0.66 lb. (300 g) |