Refrigerated freezer freezer spot thermometer
Classified by function:
Detection instrument: Used to detect various physical quantities, chemical quantities, etc., such as temperature measuring instrument, pressure measuring instrument, flow measuring instrument, etc.
Regulation instrument: Used to automatically adjust the production process, such as pneumatic adjustment instrument, electric adjustment instrument, etc.
Display instrument: Used to display measurement or control results, such as digital display instrument, analog display instrument, etc.
Actuator: Performs corresponding actions according to the control signal, such as electric actuator, pneumatic actuator, etc.
Classified by application field:
Industrial automation instrument: Used for automatic control of industrial production process, such as pressure transmitter, flow meter, etc.
Medical instrument: Used for medical diagnosis and treatment, such as nuclear magnetic resonance, CT scanning, etc.
environmental protection instruments: used for environmental monitoring and governance, such as water quality analyzers, gas detectors, etc.
Scientific research instruments: used for scientific research and experiments, such as spectrometers, mass spectrometers, etc.
Classified by structural principles:
Mechanical instruments: use mechanical principles for measurement and display, such as glass thermometers, pressure thermometers, etc.
Electronic instruments: use electronic technology for measurement and display, such as digital multimeters, electronic balances, etc.
Intelligent instruments: integrated microprocessor and computer technology, with automatic diagnosis, predictive maintenance and other functions, such as intelligent pressure transmitters, intelligent flow meters, etc.
Improve and expand people's functions:
instruments can improve and expand people's vision, hearing, touch and other functions, so that people can perceive and measure external things more accurately. For example, microscopes and telescopes can expand people's visual range; sound level meters and acidity meters can improve people's hearing and tactile perception.
Measure and record physical quantities:
Instruments can measure and record various physical quantities, such as temperature, pressure, flow, level, etc., providing accurate data support for industrial production and scientific research.
