KROHNE OPTIWAVE 7300 WHG Overfill Protection EN - Manual (Page 3)

INTRODUCTION
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OPTIWAVE 7300 C
www.krohne.com 01/2013 - 4002495601 - AD WHG OPTIWAVE 7300 R02 en
1.1 Scope of the document
This document only contains configuration and operating information for devices approved for
water resource management applications (WHG approval). For more data, refer to the Quick
Start, the Handbook and the Supplementary Instructions for ATEX applications. These
documents are available on the Internet or on the DVD-ROM supplied with device. If you do not
have user documentation, please contact the nearest KROHNE office or download them from
KROHNE’s website, www.krohne.com.
1.2 Revision history
1.3 Device description
This device is a 2-wire level transmitter that uses FMCW (Frequency-Modulated Continuous
Wave) radar technology. It measures level, volume, distance to surface and reflectivity of liquids,
pastes and slurries. Measurements are displayed via a DTM (device type manager) for remote
communication or on an optional integrated display screen with wizard-driven setup and online
help functions.
The level transmitter is approved for use in potentially explosive atmospheres when equipped
with the appropriate options.
1.4 Standards and approvals
This device is approved for use in water resource management applications when it is equipped
with the appropriate options (WHG approval, ...) and has the correct device settings. It is
registered under DIBt General Construction Approval number Z-65.16-425 dated 14 June 2006.
WARNING!
If the device does not have the appropriate options and the correct device settings for WHG
applications, the manufacturer does not accept responsibility for tank or channel overfill.
Edition Date Description
1 October 30, 2007 First issue.
2 December 4, 2012 Update of the WHG certificate.
LEGAL NOTICE!
Wasserhaushaltsgesetz (WHG) is the German Act on Managing Water Resources dated 31 July
2009 (BGBI. I S. 2585). It was revised on 24 February 2012 (BGBI. I S. 212). The full legal text in
German is available on the internet at www.gesetze-im-internet.de/. This Act follows the
provisions of European Directive 2000/60/EC of 23 October 2000 that establish a framework for
Community action in the field of water policy. The legal text for this Directive is available on the
internet at http://eur-lex.europa.eu/.
WARNING!
Carefully read the DIBt Certificate for WHG Approval, Technical Description, and Annex 1 and
Annex 2 for the Technical Description.