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    Home > Chemicals Industry > China Chemical > There are many types of industrial sensors. Do you know these six?

    There are many types of industrial sensors. Do you know these six?

    • Last Update: 2022-08-12
    • Source: Internet
    • Author: User
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    [ Hot attention from Chemical Machinery Equipment Network ] Industrial sensors are various sensors used in various industrial scenarios such as energy, petroleum, chemical, metallurgy, electric power, machinery manufacturing, automobiles and other industrial manufacturing process.
    Devices and devices in which the force, heat, light, magnetism, sound, humidity, electricity, environment, e.
    felt are measured and converted into electrical signal outp.
     
    Chemical machinery equipment network hotspots focus on chemical machinery equipment sensors
    Deploying sensors and sensing technology has several advantages, including predictive and preventive maintenan.
    They not only ensure faster transmission of measurement data, but also increase accuracy, thereby improving process control and enhancing asset heal.
    The new sensor is capable of wired and wireless transmission, and can provide real-time, continuous data feed from assets and process.
    This allows supervisors to have a more comprehensive understanding of the process pla.
    Companies that utilize sensors are more connected, secure, and agile than ever befo.
     
    One, photoelectric sensor 
    One, photoelectric sensor
    The photoelectric sensor is a device that converts light signals into electrical signa.
    Its working principle is based on the photoelectric effe.
    The photoelectric effect means that when light is irradiated on some material, the electrons of the material absorb the energy of the photon and the corresponding electric effect occu.
    According to the different phenomena of photoelectric effect, the photoelectric effect is divided into three categories: external photoelectric effect, internal photoelectric effect and photovoltaic respon.
    Photoelectric devices include phototubes, photomultiplier tubes, photoresistors, photodiodes, phototransistors, photocells, e.
     
    Two, proximity sensor 
    Two, proximity sensor
    Proximity sensor is a general term for sensors that replace contact detection methods such as limit switches and perform detection without touching the detection obje.
    The movement information and existence information of the detected object are converted into electrical signa.
    The proximity sensor is a device with the ability to perceive the proximity of an obje.
    It uses the sensitive characteristic of the displacement sensor to recognize the proximity of the object and outputs the corresponding switch sign.

    Therefore, the proximity sensor is usually called a proximity swit.

     
    Three, temperature sensor 
    Three, temperature sensor
    Temperature sensor refers to a sensor that can sense temperature and convert it into a usable output sign.

    It is the core part of temperature measuring instruments and has a variety of varieti.

    Temperature sensors can be divided into two categories: contact type and non-contact ty.

    Among them, the detection part of the contact temperature sensor has good contact with the measured object, also known as a thermomet.

    The thermometer achieves thermal equilibrium through conduction or convection, so that the indication value of the thermometer can directly indicate the temperature of the measured object, and the measurement accuracy is generally hi.

    The temperature sensor is very accurate for the measurement of ambient temperature and can be widely used in workshops, warehouses, agriculture, industry and other fiel.

     
    gauge
    Four, pressure sensor 
    Four, pressure sensor
    The pressure sensor is a commonly used sensor, which is widely used in various industrial automation environmen.

    Take the petrochemical industry as an example, the pressure sensor is one of the most frequently used measuring devices in the petrochemical industry's automatic contr.

    In large-scale chemical projects, almost all pressure sensor applications are included: absolute pressure, differential pressure, gauge pressure, high pressure, micro differential pressure, and remote flange type pressure sensors of various materials and special processi.

    It is worth noting that with the development of the medical equipment market, higher requirements are put forward for the use of pressure sensors in the medical industry, such as accuracy, volume, stability, reliability, e.

    , all need to be improv.

     
    Five, liquid level sensor 
    Five, liquid level sensor
      Liquid level refers to the height of the liquid level in a sealed container (for example: a water tank) or an open container (a water tan.

    In daily life and industrial production and operation, it is often necessary to understand the liquid level in the contain.

    Part of the situation is due to various factors such as too large tank, inconvenient access for people, and inability to see through container materials such as water tan.

    At this time, you need to use a liquid level sens.

    The liquid level sensor converts the liquid level signal in the container into a switch signal or a voltage and current signal, and then through an external circuit, intuitively let the measurer know the liquid level in the container accurate.

     
      Six, optical fiber sensor 
      Six, optical fiber sensor
      The fiber optic sensor is a sensor that converts the state of the measured object into a measurable light sign.

    The working principle of the optical fiber sensor is to send the light beam incident from the light source to the modulator via the optical fiber, and interact with the external measured parameters in the modulator to make the optical properties of light such as light intensity, wavelength, frequency, phase, polarization state, e.

    It changes and becomes a modulated optical signal, which is then sent to the optoelectronic device through an optical fiber, and the measured parameter is obtained after the demodulat.

     
      After more than half a century of development, my country's industrial sensors have made certain progress in system, scale, product types, basic technology research, industrial application format innovation and construction, and have basically met the needs of the rapid development of the national economy since the reform and opening .


    But what needs attention is that the problems of weak innovation ability, few core technologies, and low conversion rate of core components still exist in my country's industrial sensor indust.

    It is believed that after solving related problems, my country's sensor industry will achieve more development resul.

     
      Original title: There are many types of industrial senso.

    Do you know these six?
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