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Detailed structure and explanatory notes
ISIC Rev.3.1 code 3312Structure
This class includes:
- manufacture of laboratory-type sensitive balances
- manufacture of drawing, marking-out or mathematical calculating instruments:
· measuring rods and tapes, micrometers, callipers and gauges etc.
- manufacture of microscopes other than optical microscopes and diffraction apparatus
- manufacture of apparatus for measuring and checking electrical quantities:
· oscilloscopes, spectrum analyzers, crosstalk meters, instruments for checking current, voltage, resistance etc.
- manufacture of apparatus for measuring or checking non-electrical quantities:
· radiation detectors and counters, apparatus for testing and regulating vehicle motors etc.
- manufacture of navigational, meteorological, geophysical and related instruments and apparatus:
· surveying instruments, oceanographic or hydrologic instruments, seismometers, range-finders, automatic pilots, sextants, ultrasonic sounding instruments etc.
· air navigation instruments and systems, radar apparatus, radio navigational aid apparatus
- manufacture of electricity supply meters and supply meters for water, gas, petrol etc.
- manufacture of machines and appliances for testing the mechanical properties of materials
- manufacture of instruments and apparatus for carrying out physical or chemical analyses:
· polarimeters, photometers, refractometers, colorimeters, spectrometers, pH-meters, viscometers, surface tension instruments etc.
- manufacture of instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases:
· flow meters, level gauges, manometers, heat meters etc.
- manufacture of diverse measuring, checking or testing instruments, apparatus or machines:
· hydrometers, thermometers, barometers, revolution counters, taximeters, pedometers, tachometers, balancing machines, test benches, comparators etc.
- manufacture of automatic regulating or controlling instruments and apparatus (except industrial process control equipment):
· thermostats, pressure controller, humidity regulators
· regulators of electrical quantities
This class excludes:
- manufacture of pumps incorporating measuring devices, see 2912
- manufacture of medical and surgical instruments, see 3311
- manufacture of industrial process control equipment, see 3313
- manufacture of binoculars, monoculars and similar optical devices, see 3320
- manufacture of optical microscopes, see 3320
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