Scientific apparatus and laboratory equipment; surveying, optical, magnetic, inductive, capacitive, ultrasound, measuring, signalling, regulating, controlling and teaching apparatus and instruments; industrial sensors, especially optical, electronic, opto-electronic, photo-electrical, acousto-electrical, magnetic, inductive, capacitive sensors; optical, electronic, opto-electronic, photoelectric, acousto-electric, magnetic, inductive, capacitive, hydrostatic devices and systems, especially for analysing and process measuring; emission measuring, process analysing, process regulating, identifying and data transferring devices working on an electronic and/or opto-electronic and/or acousto-electric and/or hydrostatic and/or magnetic and/or inductive and/or capacitive basis; flame ionisation detector; gas velocity measuring devices; gas flow measuring devices, ultrasound gas measuring devices; gas analysing devices; dust concentration monitors; liquid analysing devices and liquid measuring systems; apparatus, instruments and devices for level measuring, torsion measuring, leak detection, conductivity measuring; spectroscopic meter, photo meter; electronic data processing devices; computer programs (included in this class), especially for measuring, control and regulation technologies

Installation, calibration, inspection, maintenance and repair of the above-mentioned apparatus, devices, sensors and systems in class 9