7.2 Operating the FST030............................................................................................................72
7.2.1 Fixed display texts..................................................................................................................72
7.2.2 Reading the process values...................................................................................................74
7.2.3 Operating the totalizers ..........................................................................................................76
7.2.4 Handling alarms .....................................................................................................................77
7.2.5 Reading the diagnostic values ...............................................................................................79
7.3 Reading / changing parameters .............................................................................................79
7.3.1 Alphanumeric parameters ......................................................................................................79
7.3.1.1 Changing the resolution .........................................................................................................80
7.3.2 Parameter lists .......................................................................................................................81
8 Service and maintenance ...........................................................................................................................83
8.1 Basic safety notes ..................................................................................................................83
8.1.1 Impermissible repair of explosion protected devices .............................................................83
8.2 Recalibration ..........................................................................................................................83
8.3 Cleaning .................................................................................................................................83
8.4 Electrostatic charge................................................................................................................84
8.5 Maintenance and repair work.................................................................................................84
8.5.1 Service and maintenance information....................................................................................84
8.5.2 On-board battery replacement ...............................................................................................85
8.6 Return procedure ...................................................................................................................86
8.7 Disposal .................................................................................................................................86
9 Diagnostics and troubleshooting ................................................................................................................87
9.1 Basic troubleshooting.............................................................................................................87
9.2 Troubleshooting Guide...........................................................................................................88
9.3 Using a pipe simulator test block (A1)....................................................................................93
9.4 Inspect the application (A2)....................................................................................................95
9.5 Check sensor specific data ....................................................................................................97
9.5.1 Verify sensor diagnostic parameters (A3) ..............................................................................97
9.6 Improve the application (A4) ..................................................................................................99
9.7 Device status icons ..............................................................................................................100
9.8 Fault codes and corrective actions.......................................................................................102
10 Technical data ..........................................................................................................................................123
10.1 Power ...................................................................................................................................123
10.2 Modbus interface..................................................................................................................123
10.3 Inputs ...................................................................................................................................124
10.4 Outputs.................................................................................................................................125
10.5 Construction .........................................................................................................................127
10.6 Operating conditions ............................................................................................................128
10.7 Approvals .............................................................................................................................129
Table of contents
SITRANS FST030 (Modbus)
Operating Instructions, 08/2018, A5E37367739-AD 5
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