GAOTek Portable DO Meter Water Quality Tester
This GAOTek Portable DO Meter water quality tester has a measuring range of 0 to 20 mg/L(ppm), response time of ≤30s, and ambient humidity of ≤85%.
Description
Description
Technical specifications
| Measuring range | 0 mg/L(ppm) to 20.00 mg/L(ppm), 0% to 200.0% |
| Resolution | 0.1 mg/L(ppm) or 0.01 mg/L(ppm), 1% or 0.1 % |
| Accuracy | Electrode: ±0.10 mg/L, Instrument: ±0.40 mg/L |
| Response time | ≤30 s (90% response) |
| Residual current | ≤0.1 mg/L |
| Temperature compensation | 32 °F to 113 °F (0 ℃ to 45 ℃) |
| Salinity compensation | 0 ppt to 45 ppt |
| Pressure compensation | 66 kPa to 200 kPa (manual) |
| Automatic calibration | Air saturated by water, water saturated by air |
| Ambient humidity | ≤85% |
| Power | Two AA batteries (1.5V x2) |
| Data storage | 200 sets |
| Electrode type | Polarographic |