Beckhoff Module EL7031

09/17/2025

Common Faults and Troubleshooting of Gear Pumps

Gear oil pump can be used as oil transfer pump, lubricating pump, booster pump, and fuel pump, suitable for hydraulic systems of machine tools

06/24/2020

Why the air conditioner does not cool

The cooling load is overloaded or the space is too large, the number of air conditioners is not correct; improper installation will cause poor air circulation, resulting in poor cooling effect; when the freon in the air conditioner is insufficient, it will cause the cooling effect of the air conditioner to deteriorate; the air conditioner is not on time Do cleaning and maintenance, etc.

08/17/2020

Analysis of four major technical schemes of cold storage ammonia to fluorine system

According to the characteristics of different primary ammonia refrigeration systems, building structure, insulation characteristics, use requirements (such as in the logistics cold storage, does not affect normal business storage)

07/04/2020

The compressor lacks oil, so the harm is so great!

The compressor lacks oil, so the harm is so great! Compressors are complex machines that operate at high speeds. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, and pistons is the basic requirement for maintaining normal operation of the machine.

08/17/2020

What are the effects of water quality on water-cooled chillers

If the cooling performance of water-cooled chillers is to be kept in a stable state, very strict requirements on the water source are required. In the daily use of chillers, if the company does not pay enough attention to the quality of the water source

08/13/2020

Several symptoms of fluorine deficiency in refrigerators in summer

In summer, the frequency of use of refrigerators is relatively high, and the intensity of use is relatively high, so fluorine deficiency is prone to occur. How to judge whether the ice water machine is lack of fluoride in summer?

08/31/2020

Agent, why is your air compressor selling at a high price

Although almost everyone likes high prices in order to get more profits, many air compressor agents have gone into a misunderstanding in the process of realizing them. People who can achieve high prices by playing a good hand Rarely.

07/27/2020

Don't know the refrigeration and air conditioning compressor? Understand the following points and know what it does!

In air conditioning and refrigeration systems, the compressor plays a role in compressing and transporting refrigerant gas. The expansion valve plays the role of throttling and reducing pressure

06/29/2020

What is the cause of compressor pipeline vibration

08/11/2020

The latest inspection standards for ammonia-related refrigeration enterprises

In order to strengthen the safety of the use of liquid ammonia in ammonia refrigeration enterprises, comprehensively improve the intrinsic safety level of the use of liquid ammonia in the enterprise