Siemens SITRANS F - Page 43

1010PFM-3G
Table Of Contents
vii
Section 5
5. System 1010P Application Notes ......................................................................... 5-1
5.1 To Obtain Technical Assistance .......................................................................... 5-1
5.2 Considerations For Critical Applications ............................................................ 5-1
5.3 Pipe Considerations For Clamp-On Transducers ............................................. 5-2
5.3.1 Pipe Dimensions ................................................................................................... 5-2
5.3.2 Picking The Appropriate Transducer .................................................................. 5-2
5.3.3 Flow Velocity Range .............................................................................................. 5-2
5.3.4 Overview Of System Performance...................................................................... 5-3
5.3.5 Accuracy ................................................................................................................. 5-3
5.3.6 Repeatability .......................................................................................................... 5-3
5.3.7 Data Stability .......................................................................................................... 5-3
Data Scatter ...................................................................................................... 5-3
Data Drift ........................................................................................................... 5-4
5.4 Flow Conditions ..................................................................................................... 5-4
5.4.1 Low Flow Rates ..................................................................................................... 5-4
5.4.2 Flow Data Scatter and Damping .......................................................................... 5-4
System 1010P Damping and Slewing Controls................................................. 5-4
Time Average ..................................................................................................... 5-4
SmartSlew ......................................................................................................... 5-4
5.4.3 Notes On Liquid Conditions ................................................................................ 5-5
5.4.4 Erroneous Liquid Parameter Specification ........................................................ 5-5
5.4.5 Liquid Compatibility .............................................................................................. 5-5
5.4.6 Aeration .................................................................................................................. 5-5
5.4.7 Slurries ................................................................................................................... 5-6
5.4.8 Two-Phase Liquids ................................................................................................ 5-6
5.4.9 Viscous Liquids ..................................................................................................... 5-6
5.4.10 Temperature and Pressure Ratings .................................................................... 5-6
5.5 Overview Of System 1010P Memory Resources ............................................... 5-6
5.6 Reference Tables.................................................................................................. 5-7
Sonic Velocity (m/s) For Common Liquids @ 68ºF ........................................... 5-7
Sonic Velocity For Pure Water @ Various Temperatures (m/s)......................... 5-8
Vps Values (inches per second) For Some Common Metals............................ 5-8
Recommended Sonic Coupling Compounds .................................................... 5-9
System 1010 Reynolds Compensation Factors .............................................. 5-10
Terminology Chart.............................................................................................5-11
5.7 The Dual-Channel Menu Chart .......................................................................... 5-13
The Meter Type Menu ...................................................................................... 5-13
The Meter Facilities Menu ................................................................................ 5-13
The Clamp-on Menu ........................................................................................ 5-15
Section 6
6. Operating System 1010P With Flow T
ubes ......................................................... 6-1
6.1 General Installation Guidelines ........................................................................... 6-1
6.1.1 Liquid Applicability And Compatibility.................................................................. 6-1
6.1.2 Selecting The Right Flow Tube ........................................................................... 6-2
6.1.3 Flow Tube Mounting Location ............................................................................. 6-2
6.1.4 Flow Data Scatter And Damping .......................................................................... 6-3