Description
Overview
GAOTek Digital Display High Conductivity Tester is an online water quality monitoring instrument with a microprocessor. This instrument is equipped with conductivity electrodes of different types and constants for continuous monitoring and control of the conductivity and temperature values of aqueous solutions. Widely used in fields such as power plants, petrochemicals, metallurgy, paper industry, environmental water treatment, light industry electronics, etc. Monitoring and control of raw and produced water quality for water production equipment such as power plant cooling water, make-up water, saturated water, condensate and boiler water, ion exchange, reverse osmosis EDL, and seawater distillation.
Features
- Display of Conductivity Value
- Temperature Measurement
- Working Status Indicator
- Contact with Measured Solution
- Facilitates Conductivity Measurement
Technical Specifications
| Measuring Range (EC) | 0.02 μS/cm to 20 μS/cm |
| 0.2 μS/cm to 200 μS/cm (with K=0.1 electrode) | |
| 2.0 μS/cm to 2000 μS/cm (with K=1.0 electrode) | |
| 20 μS/cm to 20000 μS/cm (with K=10 electrode) | |
| Measuring Range (TDS) | 0.01 ppm to 10 ppm (with K=0.01 electrode) |
| 0.1 ppm to 100 ppm (with K=0.1 electrode) | |
| 1.0 ppm to 1000 ppm (with K=1.0 electrode) | |
| 10 ppm to 10000 ppm (with K=10 electrode) | |
| Accuracy | ±2% FS |
| Resolution | 0.01 μS/cm (0.01 ppm) |
| Stability (24H) | ±1%FS |
| Temperature Range | 14 °F to 266 °F (-10 °C to +130 °C) |
| Temperature Measurement Accuracy | ±0.9 °F (±0.5 °C) |
| Temperature Compensation | Manual/Automatic (NTC 10K/Pt 1000) |
| Output | Isolated Transformer 4 mA to 20 mA output |
| Maximum Loop 750 Ω | |
| ≤±0.2% FS | |
| Communication | RS485 (Compatible with MODBUS RTU) |
| Alarm | High and Low Limit Alarms (Each Group) |
| 3 A/250 VAC Normally Open Contact Relay | |
| Power Supply | 220 VAC ±10%, 50 Hz |
| Dimensions | 3.78 in x 3.78 in x 4.33 in (60 mm x 256 mm x 110 mm) |
| Weight | 2.2 lb (1 kg) |