5.2 Electrical installation in hazardous area ......................................................................... 37
5.2.1 General information and instructions .................................................................. 37
5.2.2 Installations based on ATEX or IECEx certificate .............................................. 38
5.2.3 Electrical data Annex 1 .................................................................................... 39
5.2.4 Power supply wiring ............................................................................................ 41
5.2.5 Sensor supply ..................................................................................................... 41
5.3 Terminal connectors Intrinsically Safe applications Type XI ....................................... 42
5.3.1 Terminal 26-29: Type CT - Communication ....................................................... 42
5.4 Configuration examples Intrinsically safe applications ................................................... 43
6 MAINTENANCE ........................................................................................................................ 47
6.1 General directions ........................................................................................................... 47
6.2 Instructions for repair ...................................................................................................... 47
6.3 Battery replacement instructions .................................................................................... 48
6.3.1 Safety instructions .............................................................................................. 48
6.3.2 Replace the battery ............................................................................................. 49
6.3.3 Disposal of batteries ........................................................................................... 49
APPENDIX A TECHNICAL SPECIFICATION ................................................................................. 50
APPENDIX B PROBLEM SOLVING ............................................................................................... 53
APPENDIX C COMMUNICATION VARIABLES ............................................................................. 54
APPENDIX D DECLARATION OF CONFORMITY ......................................................................... 58
INDEX OF THIS MANUAL.................................................................................................................. 59
LIST OF FIGURES IN THIS MANUAL ............................................................................................... 60
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