Siemens 7ML5431 - Table of Contents

SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG
3
Table of contents
1 Introduction................................................................................................................................... 9
1.1 LR250 mA/HART manual usage .......................................................................................... 9
1.2 Purpose of this documentation ............................................................................................ 9
1.3 Revision history ................................................................................................................. 10
1.4 Industrial use note ............................................................................................................. 11
1.5 Checking the consignment ................................................................................................ 11
1.6 Security information ........................................................................................................... 11
1.7 Transportation and storage ................................................................................................ 12
1.8 Notes on warranty ............................................................................................................. 12
2 Safety information ....................................................................................................................... 13
2.1 Preconditions for safe use ................................................................................................. 13
2.1.1 Safety marking symbols..................................................................................................... 13
2.1.2 Laws and directives ........................................................................................................... 13
2.1.3 FCC Conformity ................................................................................................................ 14
2.1.4 Industry Canada conformity ............................................................................................... 14
2.1.5 Conformity with European directives .................................................................................. 15
2.1.6 Radio Equipment Directive (RED) 2014/53/EU .................................................................. 16
2.1.7 CE Electromagnetic Compatibility (EMC) Conformity ......................................................... 16
2.2 Improper device modifications ........................................................................................... 17
2.3 Requirements for special applications ................................................................................ 17
2.4 Use in hazardous areas ..................................................................................................... 17
3 Description ................................................................................................................................. 19
3.1 SITRANS LR250 overview ................................................................................................ 19
3.2 Programming..................................................................................................................... 20
3.3 Applications ....................................................................................................................... 20
3.4 Approvals and certificates .................................................................................................. 21
4 Installing/mounting....................................................................................................................... 23
4.1 Basic safety information..................................................................................................... 23
4.1.1 Unsuitable cables, cable glands and/or plugs .................................................................... 24
4.1.2 Pressure applications ........................................................................................................ 24
4.1.2.1 Pressure Equipment Directive, PED, 14/68/EU .................................................................. 25
4.2 Installation location requirements ....................................................................................... 26
4.3 Proper mounting ................................................................................................................ 28
4.3.1 Nozzle design.................................................................................................................... 29
4.3.2 Nozzle location .................................................................................................................. 30