Description
Overview
GAOTek Online PH Sensor is used in environmental water quality monitoring, acid or alkali or salt solutions, chemical reaction processes, and industrial production processes. The product can meet the requirements of most industrial applications for online pH measurement.
Features
- Signal output: RS-485 (MODBUS or RTU protocol)
- Easily connect to third party devices
- Double high impedance differential amplifier, strong anti-interference, fast response
- Reference system is very stable and electrode life is doubled
- 3 or 4NPT pipe thread for easy submerged installation or ion pipes and tanks
- IP68 protection class
Technical Specifications
| Measuring Range | 0 pH to 14.00 pH |
| Resolution | 0.01 pH |
| Precision | ± 0.1 pH (0.3 °F) (± 0.3 ℃) |
| Work Pressure | < 0.2 MPa |
| Powered By | 12 v dc to 24 v dc |
| Signal Output | RS-485(Modbus/RTU), 4 mA to 20 mA |
| Shell Material | POM and 316L Stainless Steel |
| Installation Method | Submersion Mount, 3NPT or 4NPT Pipe Thread |
| Cable Length | 16.40 ft (5 m) Other Lengths Can Be Customised |
| Calibration Method | Two-point Calibration |
| Power Consumption | 0.2 W12 V |
| Protection Class | IP68 |
| Size | 1.18 in x 7.28 in (30 mm x 185 mm) |
| Temperature Compensation | Automatic Temperature Compensation (NTC) |
| Operating Temperature | 32 °F to 149 °F (0 °C to 65 ℃) |
| Temperature | 32 °F to 122 °F (0 °C to 50 °C) |
| Weight | 6.61 lb (3 kg) |