Table of contents
SITRANS SL
6
Operating Instructions, 12/2010, A5E01132948-04
4
Installing .................................................................................................................................................. 39
4.1
Safety information ....................................................................................................................... 39
4.2
Mounting...................................................................................................................................... 40
4.2.1
Mounting conditions .................................................................................................................... 40
4.2.2
Preparations................................................................................................................................ 41
4.2.3
Installation of process flanges..................................................................................................... 43
4.2.4
Installation of the sensors ........................................................................................................... 44
4.2.5
Installation of the purging tubes .................................................................................................. 45
4.3
Electric connections non Ex........................................................................................................ 46
4.3.1
System set-up (non Ex only)....................................................................................................... 47
4.3.2
Screw terminals........................................................................................................................... 48
4.3.3
Connecting cables....................................................................................................................... 52
4.4
Alignment of SITRANS SL .......................................................................................................... 57
4.4.1
Alignment kit................................................................................................................................ 58
4.4.2
Alignment procedure................................................................................................................... 59
4.5
Purging........................................................................................................................................ 64
4.5.1
Sensor side purging .................................................................................................................... 64
4.5.2
Process side purging................................................................................................................... 65
4.5.3
Purging set-up............................................................................................................................. 66
5
Explosion protection ................................................................................................................................ 67
5.1
ATEX........................................................................................................................................... 67
5.1.1
Safety information ....................................................................................................................... 67
5.1.2
Installation ATEX......................................................................................................................... 70
5.1.3
ATEX system set-up ................................................................................................................... 71
5.1.4
Electric connections in the ATEX system ................................................................................... 73
5.2
FM ............................................................................................................................................... 78
5.2.1
Introduction ................................................................................................................................. 78
5.2.2
Safety information ....................................................................................................................... 78
5.2.3
Installation of the FM version of SITRANS SL............................................................................ 81
5.2.4
FM system set-up........................................................................................................................ 82
5.2.5
Electric connections in the FM system........................................................................................ 84