Colorimetric Chemical Analytical Methods Technical Specifications Parts Diagram Operating Instructions Comparator 3000 Series Operating Instructions for measuring ASTM Color scale on the Comparator 3000 Series Reading the ASTM Discs Maintenance Replacing the Lamp Cleaning the Glass Standards Cleaning the Optical Cells...
The human eye perceives colour differently according to the lighting conditions, so constant lighting conditions are essential for consistent colour comparison. The Comparator 3000 Series uses a tungsten halogen lamp which is colour corrected to CIE standard Illuminant C to produce a...
Gardner Color 34 50 10 Information Permanent Colour Glass Standards The colour standards for use with the Comparator 3000 Series consist of flat chemically produced glass. Unlike plastics, Lovibond permanently ® coloured glass standards are guaranteed not to fade with continuous exposure to daylight and will give reliable accurate results every time.
“Colorimetric Chemical Analytical Methods” – CCAM This CD, now in its 9 edition, is a comprehensive reference for the chemical methods used for the range of Lovibond discs. ® The Individual methods and techniques are clearly laid out, enabling the reader to see the principles of the various chemical methods as well as the actual techniques for carrying out the tests.
Operating Instructions for the Comparator 3000 Series All scales except ASTM color See test method or sample preparation for instructions on sample liquid. 50 mm Height...
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Press Once = 1 minute illumination Press twice = 2 minutes illumination Press three times = 3 minutes illumination Press and Hold = Off Colour Colour Standard Sample Standard Note: The best colour match is obtained by viewing with one eye closed Rotate the discs by turning the knobs on the front of the instrument until the oil sample matches or falls between two Colour Standards.
Operating Instructions for measuring ASTM colour scale on the Comparator 3000 Series...
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Press Once = 1 minute illumination Press twice = 2 minutes illumination Press three times = 3 minutes illumination Press and Hold = Off Colour Colour Standard Sample Standard...
Reading the Petroleum Oil - ASTM Discs NOTE: The best colour match is obtained by viewing with one eye closed. Rotate the discs by turning the knobs on the front of the instrument until the oil sample matches or falls between two Colour Standard. A reading can then be taken from the disc.
Maintenance Replacing the lamp Always disconnect the Comparator 3000 Series from the main power supply before removing the cover Undo the four screws on the case using a suitable screwdriver Lift the top clear of the unit. The lamp housing is located on the ...
Accessories / spare parts Lovibond High Quality Optical Cells ® Precision fused glass cells and moulded glass tubes are made to the highest quality standards. The cells perform an important dual function in the Comparator System. Not only do they serve to contain the sample being analysed, but the intensity of the colour sample is directly proportional to the optical path length of the cell.
Tel: (+41) 56 442 2829 Email: info@tintometer.ch ® ® Lovibond and Tintometer are registered trade marks of The Tintometer Ltd. Amesbury, UK. ® ® All translations and transliterations of Lovibond and Tintometer are asserted as trade marks of The Tintometer Ltd.
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