Checking And Cleaning The Components - ABB LS4000 Operating Instructions Manual

Checking and cleaning the components

Checking the optical
components
Cleaning the optical
components
OI/LS4000/NH3/H2O-EN
Optical components are all the components through which the laser beam
passes. Depending on the design of the analyzer, this may include:
 The transmission unit lens
 The receiver unit lens
 Isolation flanges (optional)
 Validation cell (optional)
Proceed as follows:
Step Procedure
1 Check all optical components to ensure they are undamaged.
It is advisable to perform this check when the transmission and
receiver units have to be dismantled from the process for calibra-
tion.
If...
an optical component is
scratched or damaged
The optical components have a sensitive coating. There is a risk
of them being scratched.
Do not touch the optical components with your fingers! Wear
gloves!
Only use approved and recommended cleaning agents and
equipment when cleaning the optical components.
Approved and recommended equipment:
 Soft cotton gloves
 Soft microfiber cloths
 Soft brushes
 Cotton swabs
 Cotton buds
 Bellows
 Oil-free, soft compressed air
Approved and recommended cleaning agents:
 For normal soiling:
Conventional washing-up liquid, diluted with distilled water.
 For heavy soiling:
A 1:1 mixture of clean isopropyl alcohol and distilled water.
Operating instruction LS4000 for NH
then...
the optical component must be replaced.
and H O
3 2
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