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  • 13Oct
    Application of sulfur dioxide sensors in detecting gas concentration in industrial fields

    Sulfur dioxide (SO2) is a toxic and harmful gas with a pungent odor and hygroscopicity. It is an easily oxidized substance and can be oxidized by oxygen, nitric acid and other compounds into substances such as sulfuric acid (H2SO4) and sulfuric acid dioxide (SO3). SO2 is a colored gas at room temper...

  • 10Oct
    The important role of acetone gas sensors in many fields

    With the continuous development of society and the gradual improvement of people's living standards, the public 's demands for safety, health and environmental protection have become increasingly strong. Among many fields, the demand for accurate detection of low-concentration acetone...

  • 07Oct
    You have heard a lot about the advantages of frequency converters, but you must also know these disadvantages!

    Burning two new motors in a row ! The output current and voltage of the inverter are balanced, and the input voltage is balanced. The current is unstable and fluctuates between 20% and 50%. The inverter burned out due to a short circuit between turns at 35Hz. The grid voltage is very stable, 720V. T...

  • 26Sep
    What is the working principle of frequency converter?

    Frequency converter , as the name suggests, is a device that can change the frequency. It is an AC power supply whose frequency and voltage can be adjusted to output . It is mainly used to regulate the speed of asynchronous motors . Before the advent of f...

  • 19Sept
    What role do air quality sensors play in smart homes?

    Nowadays, sensors have been integrated into many places in life. They can analyze users' daily behaviors and increase users' interaction with surrounding matters, such as common motion sensors, temperature and humidity sensors, etc. Through some commonly used smart sensors, the convenience and safet...

  • 22Sep
    What role do air quality sensors play in smart homes?

    Nowadays, sensors have been integrated into many places of life, which can analyze users' daily behaviors and increase the interaction between users and surrounding affairs, such as common motion sensors and temperature and humidity sensors. Through some commonly used intelligent sensors, the conven...

  • 15Sep
    What should I do if the inverter is encrypted?

    Siemens brand 6SE70 book-type inverter : If the password cannot be opened, just change the data in P358 and P359 to be the same. ABB brand ACS600 frequency converter: Enter the password "23032" in parameter 16.03, set parameter 102.01 to false, and you can enter and set all main control board parame...

  • 12Sep
    Frequency converter wiring and parameter settings

    Frequency converters used in industry are divided into single-phase and three-phase. This is distinguished by the voltage of the main circuit power supply. Three-phase means that the main circuit must be connected to the RST three-phase 380 volt AC power ...

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