Contents
1 General ..................................................................................................4
2 Temperature Monitoring Sensors ........................................................5
2.1 Temperature monitoring at the containment shroud via the PT100
resistance thermometer
...................................................................................5
2.2 Temperature monitoring at the containment shroud via a mineral-
insulated thermocouple
................................................................................. 14
3 Fill Level Monitoring Sensors .............................................................22
3.1 Monitoring for dry running/formation of a potentially explosive
atmosphere using a level transmitter
........................................................... 22
4 Leakage Monitor Sensors ...................................................................28
4.1 Leakage monitoring via level transmitter (Liquiphant) ............................... 28
4.2 Leakage monitoring via pressure switch ....................................................... 31
4.3 Leakage monitoring via contact pressure gauge ......................................... 33
4.4 Leakage monitoring via pressure transmitter ..............................................36
5 Sensor Accessories ..............................................................................40
5.1 Processing of output signals from analog sensors ....................................... 40
5.2 Additional components in potentially explosive atmosphere ..................... 44
6 Related Documents ............................................................................47
6.1 Circuit diagram for PT100 resistance thermometer .....................................47
6.2 Circuit diagram for mineral-insulated thermocouple .................................. 48
Index ....................................................................................................49
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