Downloading of the present document from our web site www.heinrichs-mt.com and printing out this document is allowed only for purposes of using our DWF density-meter. All rights reserved. No instructions, wiring diagrams, and/or pictures, or any portion thereof, may be produced, stored, in a retrieval system or transmitted by any means, electronic, mechanical, photocopying or otherwise, without the prior written permission of Heinrichs Messtechnik GmbH.