tABLE OF CONtENtS
01. General . . . . . . . . . . . . . . . . . . . . . . . . . . B - 01
Features . . . . . . . . . . . . . . . . . . . . . . . . . . B - 02
Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . B - 02
Front view . . . . . . . . . . . . . . . . . . . . . . . . B - 03
Power supply . . . . . . . . . . . . . . . . . . . . . . B - 03
Menu system . . . . . . . . . . . . . . . . . . . . . . B - 04
Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B - 05
Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . B - 05
Measured value view . . . . . . . . . . . . . . . . B - 05
G
Operating manual - layer thickness measuring instrument BB 20
Statistical designations . . . . . . . . . . . . . . . B - 09
Memory full . . . . . . . . . . . . . . . . . . . . . . . B - 09
This publication replaces all previous versions . No part of this publication may
be reproduced or processed, copied or distributed via electronic means in any
form whatsoever except with our written permission . We reserve the right to
make technical changes . All rights are reserved . Trademarks are used in the
following without any guarantee of their free usability and are basically as the
manufacturer describes them . The trademarks used are registered and should
be treated as such . The right to make design alterations in the interests of con-
tinuous product improvement and alterations to the shape or colour is reserved .
The package contents may differ from the product illustrations . This document
has been prepared with the appropriate care . We can accept no liability for any
errors or omissions . © TROTEC
01 . gENErAL
The BB 20 measuring instrument is used to determi-
ne different coating thicknesses . The measuring ins-
trument works according to the magnetic induction
principle or according to the eddy current principle .
The appropriate mode can be selected via the menu .
All measuring instruments comply with the following
industry standards:
• GB/T 4956-1985
• GB/T 4957-1985
• JB/T 8393-1996
• JJG 889-95
• JJG 818-93
Features
• M easurable coatings: non-magnetic coatings (e.g.
paint, zinc on steel); insulating coatings (e .g . paint,
anodising coatings) on non-ferrous metals .
• S imple, intuitive menu guidance
• 2 measurement modes: CONTINUOUS and SINGLE
®
B - 1