Siemens SITRANS P320, Operating Instructions Manual, Page: 5 / 260

7.4.2 Enable user PIN.....................................................................................................................81
7.4.3 Enabling button lock...............................................................................................................81
8 Commissioning...........................................................................................................................................83
8.1
Basic safety instructions.........................................................................................................83
8.2 Switching on the supply voltage.............................................................................................84
8.3 Commissioning the device with display..................................................................................85
8.4 Commissioning the device without display.............................................................................87
8.5 Application examples.............................................................................................................88
8.5.1 gauge pressure, absolute pressure from the differential pressure series and absolute
pressure from the gauge pressure series..............................................................................88
8.5.1.1 Commissioning for gases.......................................................................................................88
8.5.1.2 Commissioning with steam or liquid.......................................................................................90
8.5.2 Differential pressure and volume flow....................................................................................91
8.5.2.1 Commissioning in gaseous environments..............................................................................91
8.5.2.2 Commissioning with liquids....................................................................................................92
8.5.2.3 Commissioning with vapor.....................................................................................................94
9 Parameter assignment...............................................................................................................................97
9.1
Overview of parameters and functions...................................................................................97
9.2 Parameter assignment over device with display..................................................................101
9.2.1 Pressure units [01]...............................................................................................................101
9.2.1.1 Display of the pressure units................................................................................................102
9.2.1.2 Setting the pressure units....................................................................................................103
9.2.2 Set lower range value [02]/Set upper range value [03]........................................................104
9.2.2.1 Set lower range value parameter [02]..................................................................................104
9.2.2.2 Set upper range value parameter [03].................................................................................104
9.2.2.3 Set lower range value/upper range value (without pressure available)...............................104
9.2.3 Damping value [04]..............................................................................................................105
9.2.3.1 Set damping value...............................................................................................................106
9.2.4 Application [05].....................................................................................................................106
9.2.4.1 Pressure measurement........................................................................................................108
9.2.4.2 Level measurement..............................................................................................................109
9.2.4.3 Volume and mass flow measurements................................................................................111
9.2.4.4 Volume measurement..........................................................................................................114
9.2.4.5 Set application......................................................................................................................115
9.2.5 Application point [06]............................................................................................................115
9.2.6 Zero point adjustment [07]...................................................................................................116
9.2.6.1 Adjusting zero point (gauge pressure).................................................................................116
9.2.6.2 Adjusting the zero point (differential pressure).....................................................................117
9.2.6.3 Adjusting zero point (absolute pressure)..............................................................................117
9.2.7 Apply lower range value [08]/Apply upper range value [09].................................................118
9.2.7.1 Apply lower range value parameter [08]..............................................................................118
9.2.7.2 Apply upper range value parameter [09]..............................................................................118
9.2.7.3 Apply lower range value/upper range value (with pressure present)...................................119
9.2.8 Select fault current [10]........................................................................................................120
9.2.9 Lower fault current [11]........................................................................................................120
9.2.10 Upper fault current [12]........................................................................................................121
9.2.11 Lower saturation limit [13]....................................................................................................121
9.2.12 Upper saturation limit [14]....................................................................................................122
Table of contents
SITRANS P320/P420 (mA/HART)
Operating Instructions, 06/2018, A5E44852162-AA
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