Measuring and testing apparatus for electric, optical and thermal measurements, namely, handheld digital multimeters, handheld digital multimeters with insulation tester, handheld digital multimeters with temperature measurement, handheld analog multimeters, and folding multimeters having a display on a foldable lid; resistance measuring instruments; multifunctional calibrators for process engineering; multimeter accessories, namely, interface adapters for multimeters, memory adapters for multimeters, measuring adapters for multimeters, power packs for multimeters, chargers for multimeters, shunts for multimeters, current sensors for multimeters, current transformers for multimeters, temperature and high-frequency probes for multimeters, temperature sensors for multimeters, Kelvin probes for multimeters, cable sets; AS-I bus testers, namely, actuator sensor interface field bus testers; thermal imaging cameras; illuminance meters; luminance meters; power supplies; digital and analog power meters; mains quality analyzers; energy and power disturbance analyzers; accessories for energy and power disturbance analyzers, namely, current sensor clamps adaptors, rechargeable battery packs, plug-in shunt resistors; electronic testers, namely, testers for testing electrical systems, installation-machines, earthing-installation and low-resistance, measuring instruments, earth-testers, face-sequence indicators, voltage testers, cable damage detectors, clamp meters, high -voltage transformer testers, modular testers for modular measuring for user-controlled execution of legally required or company specified work procedures and directives, climate measuring units; barcode scanners; laboratory power supplies; computer-controlled laboratory power supplies; linear controlled laboratory power supplies; apparatus and instruments for measuring, controlling, regulating, registering and event recording, namely, event recorders

Installation, maintenance, repair and servicing of electronic and electromechanical apparatuses and instruments, namely, measuring and testing apparatuses and instruments for measuring and testing electrical values

Engineering services, physics and chemistry research; providing logging services in the nature of recording data for others on optical, digital and magnetic media for electronic storage, processing services in the nature of interpreting data content and identifying relevant data, measuring services in the field of testing mechanical and electromechanical apparatus and instruments, conversion of data from physical to electronic media services, regulating in the nature of analyzing data from mechanical and electromechanical apparatus and instruments, presentation services in the nature of design of information graphics and data visualization materials, display in the nature of reporting data and data registration of events and process data, for laboratory and industrial purposes; development and creation of computer programmes, devices for converting energy, and machine transmission components; development and design of electronic and electromechanical apparatus and instruments; engineering in relation to the testing of electronic and electromechanical apparatus and instruments