IFM Sensor PU5414

08/25/2020

Can the bus and subway have air-conditioning Shanghai expert It can be used normally, and it must be ventilated and clean

On the afternoon of May 8, Wu Huanyu, director and chief physician of the Shanghai Center for Disease Control and Prevention, said that as the temperature gradually rises, the city's commercial buildings, large shopping malls

10/18/2024

Automobile Knowledge: What Are VVT, CVVT, DVVT, VVT-i, and VVT-iW?

VVT, CVVT, DVVT, VVT-i, and VVT-iW are often seen on many automobile engines. What do these logos mean? These logos reflect some of the unique technologies of automobile engines.

07/16/2020

Identify true and false filter elements

Look at the filter material. The main filter material of the air filter is filter paper. At present, the filter filter paper mainly uses domestic paper and imported paper. Both domestic and imported paper have good filtering performance, and the inferior filter paper used by the fake filter element cannot prevent dust from entering the engine.

06/14/2020

Advantages of natural gas used in air conditioning and refrigeration technology

Advantages of natural gas used in air conditioning and refrigeration technology Natural gas-based refrigeration and air-conditioning technology has entered the market in developed countries in the middle of the last century.

08/02/2020

How to solve the problem of high radiation in the refrigerator

Although the radiation of the refrigerator cannot be said to be large, the radiation protection cannot be ignored. Many people think that although the electric refrigerator has radiation, the radiation is not large, and it should not have an impact on the human body.

08/11/2020

How to choose a dedicated central air conditioner in a supermarket

Everyone should be familiar with central air-conditioning. It is widely used in our homes and some public places. It can adjust the temperature in the house very well and can bring good ventilation effects.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

07/31/2020

Is it normal to see smoke from the outdoor unit during air conditioning heating in winter

In winter, when using air-conditioning for heating, the effect is either reduced or there is no hot air. I always feel that the heating effect is very poor! Many air conditioners are surrounded by snow. Can they be effective

11/05/2022

What is a Thermostatic Expansion Valve?

The thermostatic expansion valve (TXV or TEV), also called the thermal expansion valve, controls the openness degree through the control of the superheat of the gaseous refrigerant at the outlet of the evaporator.

05/14/2022

What Are The Input And Output Module (I / O) of PLC?

PLC I/O is the part of the PLC that connects the brain of the PLC, the CPU, to the outside world, the machines.