Siemens sitrans LR 400 Instruction Manual And Users Manual page 4

Self-test ....................................................................................................................................................75
Symptoms, Causes and Their Remedy ............................................................................................75
Fault Messages .....................................................................................................................................76
Unit Repair and Excluded Liability ..........................................................................................77
Maintenance ......................................................................................................................78
Cleaning the Antenna ..........................................................................................................................78
Glossary ..............................................................................................................................79
Appendix I: Parameter List ..............................................................................................80
Appendix II: Programming Chart ...................................................................................84
Appendix III ........................................................................................................................88
Ambient/Operating Temperature Specification .............................................................................88
Appendix IV ........................................................................................................................90
Process Pressure/Temperature De-rating ......................................................................................90
Appendix V .........................................................................................................................92
HART Communications for the SITRANS LR 400 ..........................................................................92
HART Device Descriptor (DD) ..................................................................................................92
SIMATIC Process Device Manager (PDM): ..........................................................................92
HART Communicator 275: ..........................................................................................................93
Appendix VI ........................................................................................................................98
PROFIBUS PA Communications for the SITRANS LR 400 ..........................................................98
Device Descriptor ........................................................................................................................98
The GSD file ..................................................................................................................................98
Bus address (Device Address) .................................................................................................98
Power Demands ..........................................................................................................................99
Cyclic versus Acyclic Data ........................................................................................................99
Cyclic Data ....................................................................................................................................99
Status Word ................................................................................................................................101
Extended Diagnostics ............................................................................................................. 102
Acyclic Data ............................................................................................................................... 102
Configuration Example: ........................................................................................................... 102
Hazardous Installation ................................................................................................... 103
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