Table of contents
1
Getting started ...................................................................................................................................... 5
2
Introduction ........................................................................................................................................... 6
2.1
2.2
Designated use .................................................................................................................... 6
2.3
Product compatibility ........................................................................................................... 7
2.4
Checking the consignment ................................................................................................... 8
2.5
Security information ............................................................................................................ 8
2.6
2.7
Notes on warranty ............................................................................................................... 9
3
Safety notes ......................................................................................................................................... 10
3.1
Preconditions for use ......................................................................................................... 10
3.2
3.3
Use in hazardous areas ...................................................................................................... 13
4
Description ........................................................................................................................................... 14
5
Installing/mounting ............................................................................................................................. 15
5.1
Basic safety notes .............................................................................................................. 15
5.1.1
5.1.1.1
Recommended .................................................................................................................. 17
5.1.1.2
Avoid ................................................................................................................................. 18
5.1.2
Proper mounting ............................................................................................................... 19
5.1.2.1
Process connections ........................................................................................................... 19
5.2
Disassembly ....................................................................................................................... 20
6
Connecting .......................................................................................................................................... 21
6.1
Basic safety notes .............................................................................................................. 21
6.2
6.2.1
Wiring instructions ............................................................................................................. 23
6.3
6.3.1
6.3.1.1
Intrinsic safety wiring ......................................................................................................... 25
6.3.1.2
Non-incendive wiring ......................................................................................................... 26
6.3.1.3
6.3.2
6.3.2.1
SITRANS Probe LU240 with mA/HART
Compact Operating Instructions, 09/2021, A5E42673704-AE
3