Description
Overview
GAOTek portable dissolved oxygen meter can be used for monitoring dissolved oxygen, temperature, and PH in water, and can meet the requirements of portable accurate water quality measurement. The screen uses a custom backlight which can display dissolved oxygen, temperature, PH, real-time clock, manual calibration of salinity, air pressure and KB value to ensure accurate measurement value.
Features
- No film, no electrolyte, no polarization
- No need to consume oxygen, no flow rate
- Built-in temperature sensor, automatic temperature compensation
- Free from chemical interference
- Small annual drift, fast response, and more accurate measurement
- Free of maintenance, longer application cycle and lower cost of use
- Fluor cap replacement is simple
Technical Specifications
| Measurement range | 0 mg / L to 20 mg / L or 0 ≤ 200% saturation |
| Response time | 3 min |
| Precision | ±1% |
| Sensor drift | <1% per year |
| Calibration method | One or two-point calibration |
| Temperature sensor | NTC |
| Power consumption | <0.5 W |
| Power supply | DC 6 V to 12 V ±5%, current <50 mA |
| Protection level | IP 68 |
| Temperature precision | 32.9 °F (0.5 °C) |
| Temperature range | 32 °F to 122 °F (0 °C to 50 °C) |
| Housing diameter | 0.86 in (22 mm) |