Step 4
Now place a few drops of the sample to be tested onto the main
prism, close the daylight plate and check reading. Take the reading
where the boundary line of blue and white cross the graduated scale.
The scale will provide a direct reading of the concentration.
Example
Coolant: -32°C
Battery acid density: 1.31
Urea: OK
MAINTENANCE/CARE
Accurate measurement depends on careful calibration. The prism and sample must be at the
•
same temperature for accurate results.
•
Do not expose the instrument to damp working conditions, and do not immerse the instrument in
water. If the instrument becomes foggy water has entered the body. Call a qualified service
technician or contact your dealer.
Do not measure abrasive or corrosive chemicals with this instrument. They can damage the
•
prism's coating.
•
Clean the instrument between each measurement using a soft, damp cloth, Failure to clean the
prism on a regular basis will lead to inaccurate results and damage to the prism's coating.
This is an optical instrument. It requires careful handling and storage. Failure to do so can result
•
in damage to the optical components and its basic structure. With care, this instrument will
provide years of reliable service.
ENVIRONMENTAL PROTECTION
Dispose of this product at the end of its working life environmentally.
Recycle unwanted materials instead of disposing of them as waste.
All tools, accessories and packaging should be sorted, taken to a recycling centre and
disposed of in a manner which is compatible with the environment.
Contact your local solid waste authority for recycling information.
BGS technic KG
Bandwirkerstr. 3
D-42929 Wermelskirchen
Tel.: 02196 720480
Fax.: 02196 7204820
www.bgstechnic.com
© BGS technic KG, Copying and further use not allowed