9 Equipment monitoring systems comprised of data processors, recorded operating software, optical sight glasses, electronic monitors for monitoring steam traps; vibration monitoring system comprised of vibration sensors, vibration meters, data processors, vibration transmitters; fluid metering apparatus, namely, flowmeters; boiler performance monitoring system comprised of boiler control instruments, data processors, gas sensors; steam meters, namely, flowmeters for steam; flow meters; dust monitors in the nature of air analysis apparatuses; electrical controllers; electrical transducers; positioners, namely, electrical controllers used to control the opening or closing of electric valve actuators, electro-pneumatic controllers used to control the opening or closing of control valve actuators and mechanical controllers used to control the opening or closing of control valve actuators; electric relays; process automation control system comprised of industrial automation controls; distributed control system comprised of controllers, input/output modules, communication modules, data processors, recorded computer software for programming, monitoring and analysis of the plant; programmable logic controller (PLC) computing system for controlling electromechanical processes comprised of controllers, input/output modules, communication modules, data processors, recorded computer software for monitoring and analysis of the plant; supervisory control and data acquisition (SCADA) computer hardware and downloadable computer software for process control of and the gathering of data to control equipment and environmental conditions in industrial machinery; scientific instruments, namely, electronic analysers for testing, measuring, and detecting contaminants and environmental pollutants in air, steam, dust, gas, water, liquids, dissolved oxygen, and chemicals, not for medical purposes and for measuring quality of steam, gas and water; measuring instruments and apparatus, namely, flow meter, level meter, water quality meter, gas meter, vibration meter, temperature meter, pressure meter; distance measuring apparatus; level metering apparatus, namely, liquid level meters; mass flow measuring instrument in the nature of a flow meter; flow switches for monitoring and controlling the flow of gases or liquids; pressure sensor; temperature sensor; vibration monitoring sensors; gauges, namely, pressure gauges and temperature gauges; probes for scientific purposes; manometers; transmitters, namely, pressure transmitter, temperature transmitters; indicators, namely, temperature indicators, pressure indicators, water level indicators, flow indicators; transceivers; data processing apparatus; electrodes; gas sensors for measuring gas concentration, gas velocity and gas pollutants; sensors for measuring wetness in steam; ph sensors in the nature of ph meters; sensors for measuring oxidation reduction potential and dissolved oxygen in fluids, not for medical purposes; electric sensors for measuring conductivity; GPS detectors in the nature of GPS receivers; accelerometer; electric transformers; solar panels for production of electricity; solar power and cogeneration systems comprised of solar panels for the production of electricity and solar cells; thermocouples; steam traps in the nature of automatic valves; downloadable software that performs predictive maintenance of plant machinery, heating installations and boilers