Siemens SITRANS P500, Руководство по эксплуатации, Страница: 7 / 238

Table of contents
SITRANS P500 with HART
Operating Instructions, 12/2014, A5E02344528-09
7
6.2.4.10 "3.10 Logbook" ...................................................................................................................... 137
6.2.5 "4 Communication" ............................................................................................................... 138
6.2.5.1 "4.1 Protocol" ........................................................................................................................ 138
6.2.5.2 "4.2 ... 4.20 HART-Variable4" ............................................................................................... 138
6.2.5.3 "4.3 Analog Output" .............................................................................................................. 139
6.2.5.4 "4.21 HART Writeprotect" ..................................................................................................... 139
6.2.5.5 "4.22 Burst Mode" ................................................................................................................. 139
6.2.6 "5 Security" ........................................................................................................................... 140
6.2.6.1 "5.1 " in preparation .............................................................................................................. 140
6.2.6.2 "5.2 Keypad Lock" ................................................................................................................. 140
6.2.6.3 "5.3 Access Management" .................................................................................................... 141
6.2.6.4 "5.4 Auto Log Out" ................................................................................................................ 142
6.2.7 "6 Language" ........................................................................................................................ 142
6.3 Description of the operating functions .................................................................................. 143
6.3.1 Operating functions through HART communication ............................................................. 143
6.3.2 Selection of the measuring modes ....................................................................................... 144
6.3.2.1 Overview of measuring modes ............................................................................................. 144
6.3.2.2 Measuring mode "Pressure" ................................................................................................. 145
6.3.2.3 Measuring mode "Level" ....................................................................................................... 145
6.3.2.4 Measuring mode "Volume" ................................................................................................... 147
6.3.2.5 Measuring mode "Mass" ....................................................................................................... 149
6.3.2.6 "Volume flow" measurement type ......................................................................................... 150
6.3.2.7 "Mass flow" measurement type ............................................................................................ 151
6.3.2.8 "User" measurement type ..................................................................................................... 153
6.3.3 Setting zero point and limit point ........................................................................................... 155
6.3.4 Flow characteristic ................................................................................................................ 155
6.3.5 Correction of the flow characteristic ...................................................................................... 157
6.3.6 Setting the current limits ....................................................................................................... 157
6.3.7 Simulation ............................................................................................................................. 158
6.3.7.1 Overview of simulation .......................................................................................................... 158
6.3.7.2 Simulation as fixed value ...................................................................................................... 159
6.3.7.3 Simulation with a ramp function ............................................................................................ 159
6.3.8 Zero point calibration (position correction)............................................................................ 160
6.3.9 sensor calibration .................................................................................................................. 160
6.3.9.1 Sensor calibration ................................................................................................................. 160
6.3.9.2 Trimming the sensor ............................................................................................................. 161
6.3.10 Current simulator trim ........................................................................................................... 162
6.3.11 Diagnostic functions .............................................................................................................. 164
6.3.11.1 Calibration timer and service timer ....................................................................................... 164
6.3.11.2 Min/max indicator .................................................................................................................. 165
6.3.11.3 Limit monitor ......................................................................................................................... 166
6.3.12 Process tag data ................................................................................................................... 168
7 Functional safety ................................................................................................................................. 169
7.1
Safety function ...................................................................................................................... 169
7.2 Safety Integrity Level (SIL) ................................................................................................... 170
7.3 Settings ................................................................................................................................. 172
7.4 Requirements ........................................................................................................................ 173
7.5 Safety characteristics ............................................................................................................ 174