Maritime G6100 Operation Manual page 39

Water Monitoring System
complete the validations. The display value shall be near the value of the standard used
(i.e. +/- max.2 NTU). When the validation is completed, please jump to the step 24.
8. If the displayed value has drifted more than +/- 2 NTU a cleaning and/or a calibration
is needed.
9. For Calibration: Make sure that the measuring chamber is clean and filled with standard
0.0 NTU. DO NOT FILL COMPLETELY.
10. On the Turbidity Analyzer: Press
11. Press to select Formazine STD.
12. Press to begin Zero Calibration – observe "Calibrating Zero".
Note: Pressing the
13. After approximately 1 minute the text "Fill Span Sol." indicates a successful zero
calibration and the system is ready for Span calibration.
14. Loosen the union nut on the top – remove the wiper – park it.
15. Turn VALVE 2 from STOP to DRAIN and back to STOP again when draining is done.
16. Pour Standard 40 NTU into the chamber. DO NOT FILL COMPLETELY.
17. Refit the wiper unit loosely.
18. Use the ↑ and ↓ keys to adjust the value to 40 NTU. Press the
Note: Pressing the
19. After approximately 1 minute the text "CAL. Complete" indicates a successful span
calibration. Press
20. Loosen the union nut on the top – remove the wiper – park it.
21. Turn VALVE 2 for the WM unit (and the internal valve for the WMRTU) to DRAIN
and back to STOP when draining is done.
22. Pour Standard 10 NTU into the chamber. DO NOT FILL COMPLETELY.
23. Refit the wiper unit and tighten the union nut and observe a 10 NTU value on the
display.
24. If the displayed value is within +/- 2 NTU, the calibration is successful.
25. Drain the sensor & tighten the union nut by hand.
26. Turn internal valves to RUN.
Ver.5.0 – Revision March 2022
followed by
again will skip the zero calibration.
again will skip the span calibration.
until the turbidity value is displayed.
x 2.
to confirm.
Page 39 of 110