Elster Q.Sonic PLUS - Abbreviations

2
Text Labelling
UFM Series 6
Q.Sonic-plus
Operation and Maintenance
Page 11 of 68
2.1.3 Abbreviations
The following abbreviations may appear in this document:
AFB
Application Function Block
ATEX
Atmosphères Explosibles; European Directive
94/9/EC on equipment and protective systems
intended for use in potentially explosive
atmospheres
New Directive (valid 20.04.2016): 2014/34/EU
CSA
Canadian Standards Association
DC
Direct Current
EC
European Community
EMC
ElectroMagnetic Compatibility; European EMC
Directive 2004/108/EC
New directive (valid 20.04.2016): 2014/30/EU
HART
Highway Addressable Remote Transducer
IECEx
International Electrotechnical Commission System
for Certification to Standards Relating to
Equipment for use in Explosive Atmospheres
FM
Factory Mutual Approvals
NMi
Nederlands Meetinstituut
PED
Pressure Equipment Directive; European Directive
97/23/EC concerning pressure equipment
New Directive (valid 19.07.2016): 2014/68/EU
PC
Personal Computer
PCB
Printed Circuit Board
SPU
Signal Processing Unit
UFM
Ultrasonic Flow Meter