User Guide
MES 1003 WMS
Doc no. 100837-MAN – Rev. E1 – Rev. date 2022-10
© Danfoss IXA A/S | Page 50
5.4.2.
Verification of measurements
The following describes verification of pH, turbidity and PAH measurements.
Switch off the power for the SU pump (where applicable), close all isolation valves for the WMS system and drain the
measurement chamber before starting verification of measurements.
Tools needed for verification:
Allen key size 5
Allen key size 8
pH buffer solution 4 or 7
TTurbCAL
DryCal-0 or DryCal-1
Distilled water
Lint free cloth
Verification of pH measurement
1.
Activate verification mode as described in 5.4.1
2.
Remove the pH sensor from the measuring chamber as described in 5.3.1
3.
Clean the pH sensor in distilled water
4.
Immerse the sensor in pH buffer solution 4 or 7
5.
Verify the measurement on the LCP
6.
Reinstall the pH sensor in the measuring chamber
7.
Deactivate verification mode as described in 5.4.1
Verification of turbidity measurement
1.
Activate verification mode as described in 5.4.1
2.
Remove the turbidity sensor from the measuring chamber as described in 5.3.2
3.
Clean the optical part of the turbidity sensor with clean water and a lint free cloth
4.
Place the turbidity sensor on the TTurbCAL
5.
Verify the measurement on the LCP
6.
Reinstall the turbidity sensor in the measuring chamber
7.
Deactivate verification mode as described in 5.4.1
