62 For your safetyVEGAPULS 61 • Foundation Fieldbus41716-EN-1602242.5 CE conformityThe device fulfills the legal requirements of the applicable EC guide-lines. By affixing the CE marking, we confirm successful testing of theproduct.You can find the CE Certificate of Conformity in the download sectionof our homepage.Electromagnetic compatibilityInstruments in four-wire or Ex-d-ia version are designed for use in anindustrial environment. Nevertheless, electromagnetic interferencefrom electrical conductors and radiated emissions must be taken intoaccount, as is usual with class A instruments according to EN 61326-1. If the instrument is used in a different environment, the electromag-netic compatibility to other instruments must be ensured by suitablemeasures.2.6 NAMUR recommendationsNAMUR is the automation technology user association in the processindustry in Germany. The published NAMUR recommendations areaccepted as the standard in field instrumentation.The device fulfills the requirements of the following NAMUR recom-mendations:• NE 21 – Electromagnetic compatibility of equipment• NE 53 – Compatibility of field devices and display/adjustmentcomponents• NE 107 – Self-monitoring and diagnosis of field devicesFor further information see www.namur.de.2.7 Radio license for EuropeThe instrument meets the LPR (Level Probing Radar) radio standardEN 302729-1/2.It is approved for unrestricted use inside and outside of closed ves-sels in countries of the EU and EFTA that have implemented thisstandard:Austria, Belgium, Bulgaria, Germany, Denmark, Estonia, France,Greece, Great Britain, Ireland, Island, Italy, Liechtenstein, Lithuania,Latvia, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Sweden, Switzerland, Slovakia, Slovenia, Spain, CzechRepublik and Cyprus.Not included in the CE confirmity declaration are the countries Fin-land and Hungary implementing this radio standard at a later date.For operation outside of closed vessels, the following conditions mustbe fulfilled:• The installation must be carried out by trained qualified personnel• The instrument must be stationary mounted and the antennadirected vertically downward