GAOTek High Precision PH Meter
The High Precision PH Meter has a pH measuring range of -2 pH to 19.999 pH, pH resolution of 0.1 pH or 0.01 pH and pH accuracy of ± 0.02 pH.
Description
Description
Overview
The High Precision PH Meter has a pH measuring range of -2 pH to 19.999 pH, pH resolution of 0.1 pH or 0.01 pH, and pH accuracy of ± 0.02 pH.
Features
- 5-inch LCD screen with 150° viewing angle for clear reading out of 5-meter
- Built-in microprocessor chips have Intelligent functions
- Two USB interfaces for PC connection, battery charging, and data transfer
- 5mm electrode interface makes it very easy for electrode connection
- Auto-recognition of different electrodes
- Can store 300 sets of data including readings, dates, and time
- The rechargeable battery can last for 30 hours
- Auto-recognition of 15 buffers with three options: Europe & USA, NIST, and China
- Adopt advanced conductivity measurement technology
- Can switch among conductivity, TDS, salinity, and resistivity
- Auto-recognition of 8 conductivity standard solutions with 2 options
- ATC, manual salinity compensation, and manual pressure compensation
- Polarographic DO electrode, short polarization time
Technical Specifications
| Measuring Range | -2 pH to 19.999 pH |
| Resolution | 0.1 pH to 0.01 pH |
| Accuracy | ± 0.02 pH |
| Input Current | ≤ 2 × 10 to 12 s |
| Input Impedance | ≥ 1 x 1012 Ω |
| Stability | ± 0.002 pH or 3 h |
| Measuring Range | ± 1999.9 mV |
| Resolution | 0.1 mV |
| Accuracy | ± 0.03 % FS |
| Measuring Range | 0.00 μS/cm to 20.00 μS/cm, 20.0 μS/cm to 200.0 μS/cm 200 μS/cm to 2000 μS/cm, 2.00 mS/cm to 20.00 mS/cm 20.0 mS/cm to 200.0 mS/cm 200 mS/cm to 2000 mS/cm (K=10) TDS: 0 g/L to 100 g/L Salinity: 0 ppt to 100 ppt Resistivity: 0 MΩ·cm to 100 MΩ·cm |
| Resolution | 0.01 or 0.1 or 1μS/cm; 0.01 or 0.1mS/cm |
| Accuracy | Meter: ± 1.50 % FS; Electrode: ± 1.0 % FS |
| Electrode Constant | 0.1 or 1 or 10 cm -1 |
| Measuring Range | 0.000 mg per L to 90 mg per L (ppm) |
| Resolution | 0.01 or 0.1 |
| Accuracy | 0 ppt to 100 ppt |
| Response Time | ≤ 30 s, 77 °F (25 ℃) (90 % response) |
| Salinity Compensation | 0.0 g/L to 50.0 g/L, manual |
| Pressure Compensation | 80 kPa to 105 kPa, manual |
| Display Parameters | Conductivity, saturation, temperature |
| Electrode Type | Polarographic |
| Ambient Humidity | ≤ 85 % |
| IP Grade | IP54 |
| Accuracy | 41 °F to 140 °F (5 °C to 60 °C), range: ± 0.4 °F (± 0.4 °C), other range: ± 0.8 °F (± 0.8 °C) |
| Display | 5 in white backlit LCD screen |
| Data Storage | 300 sets |
| Power | DC 5 V or 1 a; Lithium battery |
| Output | Micro USB & standard USB |
| Ambient Temp | 59 °F to 113 °F (15 ℃ to 45 ℃) |
| Temp Compensation | 32 °F to 212 °F (0 °C to 100 °C) automatic or manual |
| Temp Compensation | 32 °F to 122 °F (0 °C to 50 °C), auto |
| Measuring Range | 14 °F to 230 °F (-10 °C to 110 °C) |
| Resolution | 0.1 °F (0.1 °C) |
| Dimensions | 7.48 in x 5.11 in x 0.59 in (190 mm × 130 mm × 15 mm) |
| Weight | 0.6 lb (0.28 kg) |