Siemens SITRANS FC620 Operating Instructions Manual page 4

Table of contents
12.2.1 Installation dimensions ........................................................................................................ 100
12.2.2 Installation site ..................................................................................................................... 100
12.2.3 Instructions........................................................................................................................... 101
12.2.4 Sanitary installation.............................................................................................................. 102
12.3 Unpacking ......................................................................................................................................... 103
12.4 Sensor installation............................................................................................................................. 103
12.4.1 General installation rules ..................................................................................................... 103
12.4.1.1 Avoiding creation of noise.................................................................................................... 104
12.4.2 Installation in pipe ................................................................................................................ 105
12.4.3 Installation recommendation for viscosity function .............................................................. 107
12.5 Insulation and heat tracing ................................................................................................................ 108
12.5.1 Heat tracing.......................................................................................................................... 108
12.5.2 Customer-supplied insulation .............................................................................................. 109
12.6 Transmitter installation ...................................................................................................................... 109
12.6.1 Rotating and replacing the display....................................................................................... 109
12.6.2 Rotating transmitter housing (compact type) ....................................................................... 112
12.6.3 Rotating the terminal box (remote type) .............................................................................. 114
12.6.4 Installing transmitter on pipe (remote type) ......................................................................... 115
12.7 Installation check list ......................................................................................................................... 117
13 Wiring ......................................................................................................................................................... 118
13.1 General wiring rules .......................................................................................................................... 118
13.2 Grounding connections ..................................................................................................................... 119
13.3 Connecting cable installation ............................................................................................................ 120
13.3.1 Connection terminals ........................................................................................................... 121
13.3.2 Connecting the connecting cable to sensor ......................................................................... 124
13.3.3 Connecting the connecting cable to transmitter................................................................... 125
13.4 Transmitter ........................................................................................................................................ 126
13.4.1 HART and Modbus communication ..................................................................................... 126
13.4.1.1 HART communication .......................................................................................................... 126
13.4.1.2 Modbus communication ....................................................................................................... 126
13.4.1.3 Output signals ...................................................................................................................... 127
13.4.1.4 Input signals......................................................................................................................... 133
13.4.2 PROFIBUS PA connection terminals................................................................................... 135
13.4.3 Assignment of PROFIBUS PA ............................................................................................. 135
13.4.4 PROFIBUS PA communication............................................................................................ 136
13.4.4.1 Output signals PROFIBUS PA............................................................................................. 136
13.4.5 Power supply ....................................................................................................................... 137
13.4.6 Connecting power supply and external devices .................................................................. 137
13.5 Wiring check list ................................................................................................................................ 140
14 Commissioning ......................................................................................................................................... 142
15 System configuration and operation....................................................................................................... 143
15.1 Operating options.............................................................................................................................. 143
15.2 Display .............................................................................................................................................. 143
15.3 Default settings ................................................................................................................................. 146
15.3.1 Setting display language...................................................................................................... 146
15.3.2 Setting date.......................................................................................................................... 147
15.3.3 Setting time .......................................................................................................................... 147
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