Description
Overview
GAOTek multi-parameter IoT water quality sensor for long-term online monitoring, measuring up to 7 parameters simultaneously, including temperature, depth, pH, ORP, conductivity, salinity, TDS, turbidity, DO, chlorophyll, blue-green algae, ammonia nitrogen, nitrate nitrogen, chloride ions, and fluoride ions. Optional accessories such as Bluetooth module, battery pack, and handheld communicator are also available for easy portable measurement.
Features
- Bluetooth Low Energy (BLE)
- Suitable for shopping malls and parking IoT applications
- Compatible with iBeacon (Apple) and Eddystone (Google)
Technical Specifications
| Communication protocol | MODBUS RS485 |
| Parameters | H / EC / Salinity / Turbidity / DO / Chlorophyll / Blue-green algae / Depth |
| Depth (Pressure) range | 0 ft to 200.1 ft (0 m to 61 m) |
| Depth (Pressure) resolution | 0.78 in (20 mm) |
| Depth (Pressure) accuracy | ± 0.3 % |
| pH Sensor range | 0 pH to 14 pH |
| pH Sensor resolution | 0.01 pH |
| pH Sensor accuracy | ± 0.1 pH |
| ORP Sensor range | – 1000 mV to + 1000 mV |
| ORP Sensor resolution | 0.01 mV |
| ORP Sensor accuracy | ± 0.1 mV |
| Conductivity Sensor range | 1 us / cm to 2000 us / cm (K = 1) or 100 us / cm to 100 ms / cm (K = 10.0) |
| Conductivity Sensor resolution | 0.1 us / cm to 0.01 ms / cm (Depending on the range) |
| Conductivity Sensor accuracy | ± 3 % |
| Salinity Sensor range | 0 ppt to 1 ppt (K = 1.0) or 0 ppt to 70 ppt (K = 10.0) |
| Salinity Sensor resolution | 0.001 ppt to 0.01 ppt (Depending on the range) |
| Salinity Sensor accuracy | ± 3 % |
| Turbidity Sensor range | 0 NTU to 1000 NTU |
| Turbidity Sensor resolution | 0.1 NTU |
| Turbidity Sensor accuracy | ± 5 % |
| DO Sensor range | 0 mg/L to 20 mg/L or 0 ppm to 20 ppm or 0 % to 200 % |
| DO Sensor resolution | 0.1 % or 0.01 mg / l |
| DO Sensor accuracy | ± 0.1 mg / L < 8 mg / L or ± 0.2 mg / L > 8 mg / L |
| Chlorophyll Sensor range | 0 ug / L to 500 ug / L |
| Chlorophyll Sensor resolution | 0.1 ug/L |
| Chlorophyll Sensor accuracy | ±5% |
| Single package size | 37.40 in ×10.63 in ×17.32 in (95 cm x 27 cm x 44 cm) |
| Weight | 55.11 lb (25 kg) |