82 For your safetyVEGAPULS 63 • 4 … 20 mA/HART two-wire36511-EN-1302282.5 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 conformity certificate in the download section of ourhomepage.Electromagnetic compatibilityInstruments with plastic housing as well as in four-wire or Ex-d-iaversion are designed for use in an industrial environment. Neverthe-less, electromagnetic interference from electrical conductors andradiated emissions must be taken into account, as is usual with aclass A instrument according to EN 61326-1. If the instrument is usedin a different environment, the electromagnetic compatibility to otherinstruments must be ensured by suitable measures.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 43 – Signal level for malfunction information from measuringtransducers•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 is approved according to EN 302372-1/2 (2006-04)for use in closed vessels.2.8 Radio license for USA/CanadaThe instrument is in conformity with part 15 of the FCC regulations.Take note of the following two regulations:•The instrument must not cause any interfering emissions•The device must be insensitive to interfering immissions, includingthose that may cause undesirable operating conditionsModifications not expressly approved by the manufacturer will lead toexpiry of the operating licence according to FCC/IC.The instrument is in conformity with RSS-210 of the IC regulations.The instrument may only be used in closed vessels made of metal,concrete, or fibre-reinforced plastic.