Fritsch ANALYSETTE 28 IMAGESIZER, Руководство по эксплуатации

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43
Cleaning
7 Cleaning
Depending on the type of sample, the lens, the windows and
the digital camera lens must be checked for soiling before
each measurement or measurement series and cleaned if nec-
essary. Also, if smearing or permanent dots can be seen in the
picture transmitted by the camera during camera adjustment
or when making a measurement, the components mentioned
must be checked and cleaned, as described in
⮫
Chapter 7
‘Cleaning’ on page 43!
7.1 Cleaning the device
DANGER
Mains voltage!
−
Before beginning with cleaning work, disconnect the mains
plug and protect the device against being unintentionally
switched back on!
−
Do not allow any liquids to flow into the device.
−
Indicate cleaning work with warning signs.
−
Put safety equipment back into operation after cleaning
work.
When switched off, the device can be cleaned using a moist cloth or a microfibre
cloth.
7.1.1 Cleaning the falling chute
First remove the sample guide plate (17). Remove residual material from the
falling chute (16) using the brush (32)!
7.2 Cleaning the lens
Clean the front and rear lens elements using the lens brush (33). In case of heavy
soiling, use the antistatic cloth (30) to remove dirt from the lenses.
For cleaning the lens, a separate description from the manu-
facturer is provided in the accessory case. These instructions
must be closely observed!
7.3 Cleaning the windows
The optical windows (13) require no special handling. It is sufficient to rinse them
with water and allow them to dry, or to clean them with the optics tissue (25)
provided in the accessory case.