Fuji VFD Frequency Converter FRN7.5LM1S-4XO

05/31/2024

Solenoid Valve Types: the Most Complete Guide

The solenoid valve is one of the common valves in industrial control systems. It can control the opening and closing of the valve through electromagnetic force, thereby achieving control of the gas and liquid lines.

08/15/2020

The difference between cold storage aluminum row evaporator and seamless steel tube evaporator

When we choose to install cold storage, we usually encounter material selection problems. The advantages of the aluminum row evaporator are space saving, lightness, energy saving and environmental protection, convenient installation, etc.

08/13/2020

Why the air energy heat pump does not heat

It is a common phenomenon that air energy heat pumps do not produce heat. When air energy heat pumps were used in the winter of previous years, the water temperature would be insufficient.

07/17/2020

How to tell the authenticity of Emerson semi-closed Copeland compressor

How to tell the authenticity of Emerson semi-closed Copeland compressor In the market, there are customers who reflect that they are buying fake Emerson semi-closed Copeland compressors. Here, in order to allow customers to better identify the authenticity of Emerson semi-closed Copeland compressors, they freeze in Emerson Environmental Optimization Technology (Shenyang) Machinery Co., Ltd.

08/22/2025

Rosemount 3144P temperature transmitter FF fieldbus manual!

power supply Rosemount temperature transmitter FOUNDAIION fieldbus uses standard fieldbus power supply. The operating voltage of the transmitter is 9 to 32Vdc with a maximum of 11 mA. The rated voltage at the transmitter end is 42.4V dc, Wiring diagram

09/06/2020

Design steps of two-wire AC current transmitter

Known high-current current transformers convert different currents into 0~5A alternating current for on-site display. For long-distance transmission, the current must be converted into a standard DC current signal of 4-20mA before transmission.

09/23/2020

Automatic control scheme for multiple adsorption dryers and air compressors

With the development of modern industry and the improvement of automation level, various industries have higher and higher requirements for air supply, purification level, automatic control, and continuous and reliable air supply of air compressor stations.

06/29/2020

Several causes of compressor burning

08/24/2020

Power saving tips for air conditioners and refrigerators

Seeing that summer is about to enter, the weather is getting hotter and hotter, and the air conditioner and refrigerator are also in handy. When the two "electric tigers" are turned on together, the electricity bill will also increase. Some friends It's too much.

01/04/2021

Historic review of attempts to model valve dynamics

Historic review of attempts to model valve dynamics From E.H. Machu, in 8th International Conference on Compressors and their Systems, 2013 ABSTRACT From the design point of view, compressor valves can be subdivided into two groups: Valves with a flex器2䀀
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