| 1.Conductivity measuring range: 0.01~20μS/cm (Electrode: K=0.01) |
| 0.1~200μS/cm (Electrode: K=0.1) |
| 1.0~2000μS/cm (Electrode: K=1.0) |
| 10~20000μS/cm (Electrode: K=10.0) |
| 30~600.0mS/cm (Electrode: K=30.0) |
| 2. Intrinsic error of the electronic unit: conductivity: ±0.5%FS, temperature: ±0.3ºC |
| 3. Range of automatic temperature compensation: 0~199.9ºC, with 25ºC as the reference temperature |
| 4. Water sample tested: 0~199.9ºC, 0.6MPa |
| 5. Intrinsic error of the instrument: conductivity: ±1.0%FS, temperature: ±0.5ºC |
| 6. Automatic temperature compensation error of the electronic unit: ±0.5%FS |
| 7. Repeatability error of the electronic unit: ±0.2%FS±1 Unit |
| 8. Stability of the electronic unit: ±0.2%FS±1 unit/24h |
| 9. Isolated current output: 0~10mA ( load<1.5kΩ) |
| 4~20mA (load<750Ω) (double-current output for optional) |
| 10. Output current error: ≤±l%FS |
| 11. Error of electronic unit caused by ambient temperature: ≤±0.5%FS |
| 12. Error of the electronic unit caused by the supply voltage: ≤±0.3%FS |
| 13. Alarm relay: AC 220V, 3A |
| 14. Communication interface: RS485 or 232 (optional) |
| 15. Power supply: AC 220V±22V, 50Hz±1Hz, 24VDC (optional) |
| 16. Protection grade: IP65 , aluminium shell suitable for outdoor use |
| 17. Clock accuracy: ±1 minute/month |
| 18. Data storage capacity: l month (1 point/5 minutes) |
| 19. Saving time of data under a continuous power-failure condition: 10 years |
| 20. Overall dimension: 146 (length) x 146 (width) x 150 (depth) mm; dimension of the hole: 138 x 138mm |
| 21. Working conditions: ambient temperature: 0~60ºC; relative humidity <85% |
| 22. Weight: 1.5kg |
| 23. The conductivity electrodes with the following five constants are usable: K=0.01, 0.1, 1.0, 10.0, and 30.0. |
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