Siemens SITRANS LR560 Operating Instructions Manual page 9

Table of contents
11 Technical data ..................................................................................................................................... 163
11.1 Power ................................................................................................................................... 163
11.2 Performance ......................................................................................................................... 163
11.3 Construction ......................................................................................................................... 164
11.4 Operating conditions ............................................................................................................ 164
11.5 Process ................................................................................................................................ 165
11.6 Approvals data ..................................................................................................................... 165
11.7 Communication: HART ........................................................................................................ 167
11.8 Programmer (infrared keypad) ............................................................................................. 167
12 Dimension drawings ............................................................................................................................. 169
12.1 SITRANS LR560 with stainless steel universal flat-faced flange ........................................ 169
12.2 SITRANS LR560 with 3" aimer flange ................................................................................. 170
12.3 SITRANS LR560 with 4" and 6" aimer flange ...................................................................... 171
12.4 SITRANS LR560 with stamped flange ................................................................................. 173
12.5 Universal slotted flange ........................................................................................................ 174
12.6 Stamped flange .................................................................................................................... 176
12.7 Process connection label (pressure rated versions) ............................................................ 177
A Technical reference ............................................................................................................................. 179
A.1 Principles of operation ......................................................................................................... 179
A.2 Process variables ................................................................................................................. 179
A.3 Echo processing................................................................................................................... 180
A.3.1 Process Intelligence ............................................................................................................. 180
A.3.2 Echo selection ...................................................................................................................... 180
A.3.3 CLEF RANGE (2.7.3.4.) ....................................................................................................... 183
A.3.4 ECHO THRESHOLD (2.7.3.2.) ............................................................................................ 183
A.3.5 ECHO LOCK (2.7.4.1.) ........................................................................................................ 183
A.3.6 SHAPER MODE (2.8.4.) ...................................................................................................... 184
A.3.7 Measurement range ............................................................................................................. 186
A.3.8 Measurement response ....................................................................................................... 186
A.3.9 Damping ............................................................................................................................... 187
A.4 Analog output ....................................................................................................................... 187
A.4.1 Sensor Mode ........................................................................................................................ 187
A.4.2 Current Output Function ...................................................................................................... 188
A.4.3 Loss of Echo (LOE) .............................................................................................................. 188
A.4.4 Fail-safe Mode ..................................................................................................................... 189
A.5 Temperature De-Rating ....................................................................................................... 189
A.6 Loop Power .......................................................................................................................... 190
A.6.1 Typical connection drawing .................................................................................................. 190
A.6.2 Startup behavior ................................................................................................................... 191
A.6.3 Loop voltage versus loop resistance ................................................................................... 191
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SITRANS LR560 (mA/HART)
Operating Instructions, 06/2017, A5E34647946-AD