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Table of contents
SITRANS LR200 with mA/HART
8
Operating Instructions, 05/2019, A5E32337676-AE
Raised-face flange dimensions ............................................................................................ 161
Raised-face flange markings ............................................................................................... 161
Flat-face flange (constant thickness series) ........................................................................ 162
Flat-face flange dimensions ................................................................................................. 163
Flat-face markings ............................................................................................................... 164
Threaded connection markings ............................................................................................ 164
Flange mounting instructions ............................................................................................... 165
Rod assembly ...................................................................................................................... 166
Mounting guidelines ............................................................................................................. 167
Nozzle fabrication................................................................................................................. 167
Nozzle design ....................................................................................................................... 167
Horn antennas ...................................................................................................................... 168
Threaded rod antenna ......................................................................................................... 168
Sanitary rod antenna ............................................................................................................ 169
Waveguide antenna ............................................................................................................. 169
Horn with waveguide extensions ......................................................................................... 170
Technical reference ............................................................................................................................... 171
B.1
Principles of operation ......................................................................................................... 171
Echo processing................................................................................................................... 171
Process Intelligence ............................................................................................................. 171
Echo Selection ..................................................................................................................... 172
CLEF Range ........................................................................................................................ 175
Echo Threshold .................................................................................................................... 175
Echo Lock ............................................................................................................................ 175
Auto False Echo Suppression .............................................................................................. 176
Measurement Range ........................................................................................................... 177
Measurement Response ...................................................................................................... 177
Damping ............................................................................................................................... 178
Analog output ....................................................................................................................... 178
Sensor Mode ........................................................................................................................ 179
Loss of Echo (LOE) .............................................................................................................. 179
Current Output Function ...................................................................................................... 180
Fail-safe Mode ..................................................................................................................... 180
Maximum process temperature chart .................................................................................. 181
Process pressure/temperature derating curves ................................................................... 182
Pressure Equipment Directive, PED, 2014/68/EU ............................................................... 183
PTFE rod antenna ASME hole pattern, 150 lb .................................................................... 183
PTFE rod antenna, DN hole pattern, PN16 ......................................................................... 184
PFTE rod antenna threaded connection .............................................................................. 185
Horn antenna or waveguide, ASME hole pattern, 150 lb .................................................... 186
Horn antenna or waveguide DN hole pattern, PN16 ........................................................... 187
PFTE rod antenna, DN hole pattern, PN16, PN40 .............................................................. 188
Horn antenna or waveguide, DN hole pattern, PN16, PN40 ............................................... 188
Startup behaviour ................................................................................................................. 189
Loop power .......................................................................................................................... 189