Model EST-3X
Electric Water Quality Meter (Electrical Conductivity/Water Temperature Meter)
This device is used for measuring the electrical conductivity and water temperature of lakes, rivers, and groundwater. The probe and cabtire cable are designed to withstand high levels of water pressure and tension, making it easy to conduct distribution measurements by depth.
Features
- Internal memory function
- Water drop proof construction
- Large and easy-to-read LCD display
- Loadable probe (special electrode type)
- Portable
- Includes 25˚C conductivity conversion function
Measurement Range
Conductivity:
- 20 - 400 µs/cm, accuracy ±3% (F.S.)
- 350 - 4,000 µs/cm, accuracy ±3% (F.S.)
- 3,500 - 50,000 µs/cm, accuracy ±3% (F.S.)
* 3-level switching
Water Temperature:
- -5 - 40˚C, accuracy ±0.1˚C
Memory Function
MAX 10,000 data points (timestamp + measurement data)
Power Supply
Four C size dry cell batteries or DC12V (option)
Battery Life
Approximately 8 hours with continuous use.
Specifications
| Dimensions (mm) | Weight (kg) | Notes | |
|---|---|---|---|
| Probe | φ 40 × 260 | 0.9 | |
| Cabtire cable | φ 8 × 20 m (standard) | 1.6 | [Model EST-3X・S］ Tensile strength over 50 kg |
| φ 8 × 50 m (standard) | 4.0 | [Model EST-3X・L］ Tensile strength over 50 kg Adjustable cord length Maximum extension 500 m |
|
| Controller | 80 × 154 × 190 | 0.95 | Including batteries |
Option
- Cord marker indicator
- Cord spool
- External output (0 - 1V, RS-232C, USB 2.0 standard, etc.)
- Salinity conversion function (Cl display)