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Table of contents
Introduction................................................................................................................................................ 5
1.1
Items supplied................................................................................................................................5
History............................................................................................................................................5
Further Information ........................................................................................................................6
Safety notes............................................................................................................................................... 7
2.1
Laws and directives .......................................................................................................................7
Installation in hazardous area........................................................................................................9
Certificates ...................................................................................................................................10
Description............................................................................................................................................... 11
3.1
System components ....................................................................................................................11
Theory of operation......................................................................................................................12
Installing/Mounting................................................................................................................................... 15
4.1
Installation safety precautions......................................................................................................15
Determining a location .................................................................................................................16
Orienting the sensor.....................................................................................................................18
Mounting ......................................................................................................................................19
Potential equalization...................................................................................................................21
Connecting .............................................................................................................................................. 23
5.1
Remote installation ......................................................................................................................24
Installation check .........................................................................................................................26
Potting..........................................................................................................................................26
Direct burial..................................................................................................................................28
Service and maintenance ........................................................................................................................ 29
6.1
Maintenance.................................................................................................................................29
Recalibration ................................................................................................................................29
Transportation/storage.................................................................................................................29
Unit repair.....................................................................................................................................30
Technical support.........................................................................................................................30
Return procedures .......................................................................................................................31
Troubleshooting/FAQs............................................................................................................................. 33
7.1
Sensor check ...............................................................................................................................33
Fluctuating process values ..........................................................................................................35
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