Siemens SITRANS LU150 - Default Chapter; Table of Contents

SITRANS LU150
Operating Instructions, 03/2016, A5E34590123-AB
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Table of contents
1 Introduction ................................................................................................................................................ 5
2 Description ................................................................................................................................................. 7
3 Installing and mounting .............................................................................................................................. 9
3.1 Environmental ........................................................................................................................... 9
3.2 Location .................................................................................................................................... 9
3.3 Threaded ................................................................................................................................. 10
3.4 Flange adapter (optional) ........................................................................................................ 12
3.5 4" Sanitary ............................................................................................................................... 13
3.6 LU150 with FMS200 mounting bracket................................................................................... 16
4 Connecting .............................................................................................................................................. 17
4.1 Cable entry .............................................................................................................................. 17
4.2 System diagram ...................................................................................................................... 18
4.3 Wiring connection ................................................................................................................... 19
5 Commissioning ........................................................................................................................................ 21
5.1 Start up ................................................................................................................................... 21
5.2 Calibration ............................................................................................................................... 22
5.3 Calibration: reference method ................................................................................................ 22
5.4 4 mA calibration ...................................................................................................................... 23
5.5 20 mA calibration .................................................................................................................... 23
5.6 Operation status ...................................................................................................................... 24
6 Operating ................................................................................................................................................. 25
6.1 Adjustments ............................................................................................................................ 25
6.2 Calibration, scrolling method .................................................................................................. 26
6.3 4 mA calibration ...................................................................................................................... 26
6.4 20 mA calibration .................................................................................................................... 27
6.5 Blanking .................................................................................................................................. 27
6.6 Adjusting the blanking value ................................................................................................... 28
6.7 Speed of response .................................................................................................................. 29
6.8 Adjusting the speed of response ............................................................................................ 30
6.9 Fail-safe .................................................................................................................................. 30
6.10 Adjusting the fail-safe setting .................................................................................................. 31