wtw Turb 430 IR/T, Operating Manual

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Turb 430 IR/T Maintenance, cleaning, disposal
53 ba75507e05 07/2016
5.2 Cleaning
Occasionally wipe the outside of the meter with a damp, lint-free cloth.
Disinfect the housing with isopropanol as required.
CAUTION
The housing components are made out of synthetic materials
(polyurethane, ABS and PMMA). Thus, avoid contact with acetone
and similar detergents that contain solvents. Remove any
splashes immediately.
5.2.1 Cleaning the cell shaft
If liquid is in the cell shaft (e.g. due to a spilled cell), clean the cell shaft
as follows:
5.2.2 Cleaning the cells
Cells have to be clean, dry, and free of fingerprints. Therefore, clean
them regularly:
1 Switch the Turb 430 IR/T off and pull out the power plug.
2 Rinse the cell shaft with distilled water.
1 Clean the cells inside and out with hydrochloric acid or
laboratory soap.
2 Rinse out several times with distilled water.
3 Let them dry in the air.
4 Only hold the cells by the top or by the light protection cap so
that the optical path is not impaired.
5 Before measuring, clean the cell with the enclosed cleaning
cloth.