Appendix VI ...................................................................................................................... 108
HART Communicator 275: ....................................................................................................... 109
Supported HART Commands: ..............................................................................................113
Device Descriptor ......................................................................................................................114
The GSD file ................................................................................................................................114
Bus Termination .........................................................................................................................115
Power Demands ........................................................................................................................115
Cyclic versus Acyclic Data ......................................................................................................115
Cyclic Data ..................................................................................................................................115
Status Word ................................................................................................................................117
Diagnostics .................................................................................................................................118
Acyclic Data ................................................................................................................................118
Configuration Example: ............................................................................................................118
Profile 3.0 Class A Design .......................................................................................................119
Block Model .............................................................................................................................119
Transducer Block - Level .........................................................................................................120
Parameter Structure .................................................................................................................121
Sensor Value ............................................................................................................................121
Sensor Unit ...............................................................................................................................121
Level, Primary Value ...............................................................................................................121
Level, Primary Value Unit ......................................................................................................121
Sensor Reference Point ........................................................................................................121
Linear conversion: ..................................................................................................................122
Device Management ................................................................................................................123
Directory................................................................................................................................... 123
Physical Block 1 ......................................................................................................................124
Transducer Block 1 .................................................................................................................125
Function Block 1 - Level ........................................................................................................129
Function Block 2 - Space ......................................................................................................130
Function Block 4 - Volume ....................................................................................................131
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SITRANS LR 300 - INSTRUCTION MANUAL
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