P+F Pepperl Fuchs Sensor OQT400-R200-2EP-IO-V31

06/14/2020

Air conditioning expansion valve

What is the principle of air conditioning expansion valve? The electronic expansion valve is a throttling element that can enter the refrigerant flow of the refrigeration device according to a preset procedure

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/20/2020

Talking about how to install large-scale cold storage refrigeration equipment

Cold storage is mainly used as constant temperature storage air-conditioning equipment for food, dairy products, meat, aquatic products, etc. Cold storage is actually a kind of low-temperature cold storage and also a type of refrigeration equipment.

09/07/2020

Explanation of common terms used in air compressor

1. Compressed media 　　 Why use air as the compression medium? Because the air is compressible, clear and transparent, and easy to transport (non-condensing), harmless, safe and inexhaustible. 1. Compressed media 　　 Why use air as the compression medium? Because the air is compressible, clear and transparent, and easy to transport (non-condensing), harmless, safe and inexhaustible.

09/08/2020

Is air compressor lubricating oil the more viscous the better

Air compressor lubricating oil has many functions and effects such as cooling, sealing, lubrication, etc. It is a necessity during the use of air compressors. The good lubrication effect can not only give full play to the overall efficiency of the air compressor unit in operation, improve the efficiency of the equipment, but also reduce the failure rate and reduce the maintenance cost.

09/03/2022

How to Choose a Contactor?

In industrial electricity, the contactor uses an energized coil to generate a magnetic field to close the contacts to control the load.

09/04/2020

The focus of Chinese manufacturing transformation and upgrading

Chinese manufacturing industry has achieved world-renowned achievements in the thirty years of reform and opening up. With the development of Internet technology, disruptive innovation in the manufacturing sector is not only difficult to predict,

12/29/2021

Where is Servo Motor and Servo Drive Used?

With the development of information, communication and automation technology, a wide variety of automatic control devices have been used in industry production and daily life of modern world.

07/06/2022

What is a Proportional Valve

A proportional valve provides a change in output pressure or flow in the same ratio as the change in the input, for example if the input doubles then the output will also double.

04/28/2022

Classification of Surge Protection Device?

Now there are all kinds of surge protection devices on the market. Among those protection products, what kind of products do we need? What should we rely on to distinguish types? Let’s see it follow Okmarts.