Honeywell Sensor SSCDANN020NG2A3

05/30/2025

Air Curtain 101: Working Principle, Types, Function, Application and Selection

Air curtain, also called air door curtain, air door, is mainly installed at the entrances and exits of public places with air-conditioning environments.

08/03/2020

Why the cold storage project can quickly return to temperature after power failure

Recently, many people have asked why the cold storage project has a rapid constant temperature after a power failure. This problem is believed to occur when many users use the cold storage.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

04/29/2022

What is A Contactor?

Contactors are divided into AC contactors (voltage AC) and DC contactors (voltage DC). They are used in power, power distribution and electric field combination.

06/30/2022

4 Practical Types of Piston Pump

Types of piston pump – Pumps have become an indispensable component of all domestic and industrial applications.

09/09/2020

Types of precision filter elements

The filter element of the precision filter is the heart of the filter, as the name implies, the filter element. The main principle of the filter element is also the main principle of the filter. It is the purification equipment needed to purify the original ecological resources and the reuse of resources.

08/05/2020

Simple estimation and measurement of indoor and outdoor wind pressure difference in fresh air system

At present, most of the fresh air systems we use follow the design philosophy of large air volume and slight positive pressure, but many people are also confused about this. How to detect the pressure in the room on site?

08/21/2024

Why Choose a Frost-Free Refrigerator rather than a Direct Cool Refrigerator? Brands Recommended

Refrigerators are household appliances that are closely related to our lives, but few people will delve into the working principles, refrigeration methods, etc. of refrigerators. Therefore, when most of us choose refrigerators, we often choose the one the sales assistant recommends, as long as the price and size are suitable.

08/11/2020

Let's take a look at how important the power control of industrial chillers is!

Industrial chillers are used in plastics, electronics, chemicals, electroplating, food preservation, textiles, printing, medicine, construction, machinery supporting equipment and other industries.

10/10/2024

How to Use Rotary Encoder on Arduino Board UNO

In our last article, you may have learned how to connect a rotary encoder on Arduino development board UNO.