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9

Mechanical and plant engineering

Valves and fittings, incl. control systems

Monitors

8981.11

Gas leakage monitors

8981.14

Gas removal probes

8981.16

Oil level fittings

8981.17

Oil level indicators

8981.21

Water level indicators

8981.23

Liquid level indicators

8981.24

Level indicators

8981.25

Silo fill level indicators

8981.31

Sight glass fittings

8981.34

Pressure monitors for gas and air

8981.37

Flow indicators

8981.44

Temperature controllers

8981.47

Feed water shortage alarms

8981.51

Fault indicators