9 Measuring instruments, namely, protractors; weighing apparatus and instruments for standard unit; load cells; vibration sensors; vacuum gauges; ultrasonic sensors; supervision checking apparatus and instruments; liquid level monitoring apparatus, namely, liquid level sensors; transmitters, namely, electric process transmitters, electric pressure transmitters, temperature transmitters, flow transmitters and level transmitters; temperature monitors for industrial use; temperature sensors; temperature indicators; dewing sensors; power controllers and power regulators, namely, power controlling and power regulating apparatus for industrial machines; plug-in connectors; predictive maintenance software, namely, downloadable computer software to maintain and operate computer system; software for diagnostics and troubleshooting, namely, downloadable computer software for monitoring, analyzing, controlling and switching function of manufacturing machine systems; signal transmitters, namely, transmitters of electronic signals; sensor switches, namely, temperature switches, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; sensors for use in the control of engines, namely, electronic control units for monitoring engine performance; sensors used in plant control, namely, electronic sensors for measuring pressure, temperature, flow or level; internet of things [IoT] sensors, namely, electric sensors; electric sensors, detectors and monitoring instruments, namely, electric sensors; sensors with wireless connection to a network interface or a wireless network, namely, electric sensors; oxygen sensors, not for medical use, namely, electric sensors; rotation measuring sensors, namely, electric sensors; internet of things [IoT] range extenders, namely, antennas; maintenance and analyzing and operating software for field devices, measuring devices and sensors, namely, downloadable software for controlling the operation of measuring devices and sensors; measuring apparatus and instruments, namely, pressure, temperature, level, gas, flow, force measuring instruments; tyre-pressure measurers; radar apparatus; radar detectors; test rigs for manometer adjustments; optical sensors; piezoelectric sensors; refrigerant meters; pressure gauges with IoT connection; pressure gauges with wireless connection to a network interface or a wireless network; pressure gauges with wireless transmission of measured values; pressure gauges with electronic output signal; electric measuring sensors; measuring, detecting, monitoring and controlling devices, namely, electric sensors; electric air quality sensors; light detection and ranging lidar apparatus; force transducers; electrical force sensing resistors; leak detection apparatus for gas insulated switchgear or air-conditioning or refrigeration devices; industrial software, namely, downloadable computer software for storing and managing electronic data high pressure manometers; downloadable cloud computing software for storing and managing electronic data downloadable software in the nature of a mobile applications for use in database management; calibrating apparatus, namely, industrial calibration sensors; downloadable computer software for remote monitoring and analysis of process parameters in industrial process plants; weight measuring instruments, namely, weighing scales; remote monitoring apparatus, namely, wireless remote pressure, temperature, flow or level monitors for industrial processes; housings for measuring apparatus, namely, pressure, temperature, level, gas, flow, force measuring instruments; internet of things [IoT] gateways and gateways for coupling and connection of measuring apparatus, namely, pressure, temperature, level, gas, flow, force measuring apparatus; gas sensors for measuring gas; gas flow meters; liquid level sensors; liquid level switches, namely, switches for monitoring and controlling liquids in tanks and vessels; level gauging poles; sound level meters; liquid level meters; filling level detectors; level transmitters; liquid level sensors; humidity sensors; remote temperature sensors; software for remote diagnostics, namely, downloadable computer software for use in database management; telemetry apparatus; electronic measurement sensors; optical fibre sensors; electronic process controlling apparatus, namely, electric sensors; electronic sensors; electronic meters; electronic pressure sensors; electric sensors; electric measuring devices, namely, pressure, temperature, level, gas, flow, force measuring devices; flowmeters; electromagnetic switches; electrical test apparatus; electrical push switches, namely, electric sensors; pressure scales; electric regulating apparatus, namely, electric sensors; pressure switches, namely, electric sensors; pressure measuring apparatus, namely, not for medical purposes; pressure transmitters; pressure transducers; torque transducers; dynamometers; digital sensory devices; process control digital controllers, namely, electric sensors; digital measuring apparatus, namely, pressure, temperature, level, gas, flow, force measuring apparatus; digital indicators, namely, electric sensors; leak testing apparatus; diagnostic apparatus, not for medical purposes; detectors, namely, electric sensors; densimeters; digital sensors; digital panel meters; digital force gauges; digital torque gauges; differential switches, namely, electric sensors; detectors for electric meters; detecting apparatus and instruments, namely, electric sensors; stress gauges; data processing apparatus, namely, data processors; data processing programs; electronic data loggers and recorders; electronic data loggers; electronic data collection apparatus; apparatus for the transmission of data; smartglasses; computer programmes for data processing, namely, downloadable computer software for use in database management; computer software, namely, downloadable computer software for use in database management; computer apparatus for remote meter reading; data carriers for computers having software recorded thereon, namely, downloadable computer software for use in database management; cloud server software, namely, downloadable computer software for use in database management; cloud servers, namely, computer network servers; barometers; automatic measuring instruments, namely, electric sensors; data processing apparatus with artificial intelligence; application software, namely, downloadable computer software for use in database management; downloadable computer software for controlling the operation of measurement technology controlling and analyzation; downloadable cloud computing software for processing and analyzing measured data; downloadable computer software for use in analyzing fault diagnostics and troubleshooting relating to measurement technology; gas sensors for electrical switchgear; digital indicators with wireless communication to sensors; pressure measuring apparatus with wireless transmission of measured values; flowmeters with wireless transmission of measured values; electronic sensors with wireless transmission of measured values; telemetry apparatus, namely, telemeters with connection to a server supported industrial software; telemetry apparatus, namely, telemeters with wireless transmission of measured values; level sensors with wireless transmission of measured values; industrial software for processing of sensor data, namely, downloadable computer software for use in database management; calibrating apparatus, namely, calibration sensors with remote control access; measuring sensors with mobile computer application interface; measuring sensors with connection and data exchange to mobile terminal; firmware for sensors; sensory-software for server-based or cloud-based sensor management; software for transmission and or analysis of measured data, namely, downloadable computer software for use in database management; control- and regulating apparatus especially with monitoring and remote control; temperature sensors with wireless transmission of measured values; transmitters with wireless transmission of measured values; monitoring apparatus with wireless transmission of measured values; load cells with wireless transmission of measured values; weighing device with wireless transmission of the measured value