Description
Overview
GAOTek Dissolved Oxygen Sensor with Water Quality Tester is special fluorescent dissolved oxygen sensors for aquaculture are specially designed for the aquaculture market, without oxygen consumption, flow rate limitation, electrolyte, maintenance and calibration, strong anti-interference ability and excellent stability. Built in temperature sensor, automatic temperature compensation. RS485 output, no controller is needed.
Features
- Digital sensor, RS485 output, supporting MODBUS
- No film, no electrolyte, no interference, no frequent calibration
- No oxygen consumption, no flow rate limit
- It is specially designed for the breeding market and has a super high-cost performance
Technical specifications
| Range | Â 0 mg/L to 20mg/L or 0% to 200% saturation |
| Â Accuracy | Â 0.03 |
| Â Response time | Â 40 s |
| Sensor drift | Â <3% per year |
| Â Temperature sensor | Â NTC |
| Temperature range |  32°F to 122°F (0 ℃ to 50℃) |
| Temperature accuracy | ±32.9°F (0.5°C) |
| Protection grade | IP68 |
| Maximum operating pressure | Â 87.03 Psi (600 Kpa) |
| Â Sensor interface supports | Â RS-485 and Modbus Protocol |
| Assembly | M22 x(0.059 in) 1.5mm |
| Â Power supply information | DC 6 V to 12V, current <50mA |
|  Sensor size |  Φ0.91 in x 7.43 in (23 mm x 188.3 mm) |
| Â Probe cable length | <393.70 in (10000 mm), customizable |