Air analysis apparatus; Air temperature sensors; Apparatus for measuring; Apparatus for recording humidity; Computer program discs; Data processing devices; Distribution boxes (electricity); Electric monitoring apparatus; Electrical control boards; Electronic control units; Electronic data processing devices; Electronic pressure sensors; Electronic temperature monitors, other than for medical use; Electronic temperature recorders, other than for medical use; Frequency changers; Gas detecting apparatus; Gas pressure indicators; Humidity measuring instruments; Instruments for measuring pressure; Instruments for testing temperature (other than for medical use); Instruments for weighing; Measuring apparatus for indicating quantities; Monitoring installations (electric); Remote control operating apparatus (electric, other than for use with toys); Sensor apparatus, other than for medical use; Temperature control apparatus (thermostats) for vehicles; Temperature controllers; Temperature gauges