LCD Contrast..................................................................................................................... 88
Service Schedule ............................................................................................................ 94
Calibration Schedule ...................................................................................................... 97
Communication....................................................................................................................... 100
Device Address ............................................................................................................ 100
PROFIBUS Ident Number ........................................................................................... 101
Security..................................................................................................................................... 101
Remote Access............................................................................................................. 101
Local Access ................................................................................................................. 101
Language.................................................................................................................................. 101
Device Status Icons ........................................................................................................................... 107
General Fault Codes .......................................................................................................................... 108
Operation Troubleshooting ...............................................................................................................112
Appendix C: Maintenance ............................................................................................ 114
Principles of Operation ......................................................................................................................115
Process Variables ......................................................................................................................115
Echo Processing ..................................................................................................................................115
Process Intelligence .................................................................................................................115
Echo Selection ...........................................................................................................................116
Measurement Range ................................................................................................................120
Measurement Response ...................................................................................................................120
Damping .................................................................................................................................................121
Loss of Echo (LOE) ...............................................................................................................................121
LOE Timer ....................................................................................................................................121
Fail-safe Behavior .....................................................................................................................122
Temperature derating curve ............................................................................................................123
Block Model ..........................................................................................................................................124
Description of the blocks .........................................................................................................125
Device Configuration tool ..................................................................................................................129
SIMATIC PDM ............................................................................................................................129
Network Configuration ......................................................................................................................129
The GSD file ................................................................................................................................129
Bus Termination ...................................................................................................................................129
Power Demands ..................................................................................................................................129
PROFIBUS address .............................................................................................................................130
Configuring a device .................................................................................................................131
Cyclic versus Acyclic Data ................................................................................................................131
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