iii
mmmmm
Table of Contents
Remote Lockout......................................................................................................................... 89
Security .................................................................................................................................................89
Write Locking ............................................................................................................................. 89
Language ..............................................................................................................................................89
Appendix A: Alphabetical Parameter List ....................................................................91
Appendix B: Troubleshooting .........................................................................................93
Communication Troubleshooting ......................................................................................................93
Device Status Icons ..............................................................................................................................94
General Fault Codes .............................................................................................................................96
Operation Troubleshooting .............................................................................................................. 100
Appendix C: Maintenance ............................................................................................103
Unit Repair and Excluded Liability ................................................................................................. 103
Replacing the antenna ...................................................................................................................... 103
Appendix D: Technical Reference ............................................................................... 104
Principles of Operation ..................................................................................................................... 104
Echo Processing ................................................................................................................................. 104
Process Intelligence ................................................................................................................ 104
Time Varying Threshold (TVT) Curves ................................................................................. 105
Echo Lock ................................................................................................................................... 106
Echo Position Detection .......................................................................................................... 106
Auto False Echo Suppression ............................................................................................... 106
Measurement Range ........................................................................................................................ 107
Near Range ................................................................................................................................ 107
Far Range ................................................................................................................................... 107
Measurement Response .................................................................................................................. 107
Damping ................................................................................................................................................ 108
Loss of Echo (LOE) .............................................................................................................................. 108
LOE (Loss of Echo) Timer ........................................................................................................ 109
Fail-safe Mode .................................................................................................................................... 109
Fail-safe value ........................................................................................................................... 109
Maximum Process Temperature Chart ..........................................................................................110
Process Pressure/Temperature derating curves
.......................................................... 111
PTFE Rod Antenna ANSI Hole Pattern Flanges, ..............................................................112
PTFE Rod Antenna DN Hole Pattern Flanges
1)
,
2)
.............................................................112
PTFE Rod Antenna Threaded Connections ........................................................................113
PTFE Rod Antenna Sanitary Connections
1)
........................................................................113
Horn Antenna or Wave Guide – ANSI Hole Pattern Flanges .........................................114
Horn Antenna or Wave Guide DN Hole Pattern Flanges
1)
.............................................114
Appendix E: Application Examples ............................................................................. 115
Liquid resin in storage vessel, level measurement ...........................................................115
Horizontal vessel with volume measurement ....................................................................117
Sliding Waveguide on Anaerobic Digesters ......................................................................119
Stillpipe Application ..................................................................................................................120
Appendix F: PROFIBUS PA Profile Structure ............................................................. 122
PROFIBUS Level Device Design ......................................................................................................122
Block Model for recording and processing measured values ................................... 122
Description of the blocks .........................................................................................................123
Siemens Industrial
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