Operation and Maintenance
UFM Series 6
Q.Sonic-plus
Contents
1 General Information 6
1.1 About these Instructions 6
1.2 Limitation of Liability 7
2 Text Labelling 8
2.1 Presentation of Safety and Risk Instructions 8
2.1.1 Paragraph Formats 9
2.1.2 Character Formats 10
2.1.3 Abbreviations 11
3 Ultrasonic Flow Meter Series 6 12
3.1 General 12
3.2 Applicable Standards 13
3.3 Configuration 13
3.4 Calibration 14
4 Theory of Operation 15
4.1 Flow Velocity Measurement 15
4.2 Correction after Calibration 16
4.3 Volume Flow at Line Conditions 17
5 System Description 18
5.1 Flow Cell 18
5.2 Signal Processing Unit 19
5.3 Transducers 20
5.4 Flow Cell Pressure Sensor (Optional) 21
5.5 Flow Cell Temperature Sensor 21
5.6 Labels and Nameplates 22
5.6.1 ATEX Certified 23
5.6.2 IECEx Certified 23
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