All new and old customers please look for the COVNA headquarters official website:covna-china.comchina-covna.comThanks.
18
Mar
Mar
I met many international friends at this exhibition.Through the new energy exhibition, we have also optimized our products and produced new products.Thank you to all my friends who came from afarStay tuned…4.18-4.20 Shanghai Environmental Expo Environmental Protection Exhibition continues, see you next monthQuietly revealed: COVNA will launch new products in the near future, you can …
19
Feb
Feb
First of all, I wish our COVNA customers good business. After the Spring Festival, we all return to the workplace one after another. We have started our journey to work, and we will continue to promote our COVNA valve brand to the world. Choosing COVNA = choosing safety. We will continue to provide you with …
17
Oct
Oct
COVNA—New environmental protection, new situation, new development The conference brought together authoritative experts in the field of domestic environmentally friendly new energy, industry elites, and representatives from industry-leading scientific research institutes and leading enterprises to discuss industrial development paths and build a win-win cooperation and exchange mechanism. In order to promote the development of the …
COVNA holiday notice： The Mid -Autumn Festival and National Day are approaching, and all the employees of Covna will deeply thank you for your long -term support and trust in us! To you the most sincere blessings and greetings!
Dear friendsWish everything good!Our group company Covna is going to hold the 16th Salon activity in October. We sincerely invite you to participate.The following is the activity information:Time: October 14, 2023Venue: Royal Marina Plaza hotel, Panyu district, Guangzhou city, Guangdong province, ChinaOrganizer: COVNA Group Co.Ltd.Objects: water treatment industry, environmental protection industry, mechanical equipment industryIf you …
Solar electric adjustment valve, as the name suggests, is a device that uses solar energy as an energy source to adjust the valve switch. It is mainly composed of three parts: solar panel, control system and actuator. As a new type of energy -saving and environmentally friendly product, the solar electric adjustment valve has been …
Valve positioner Valve positioner is the main accessory of the pneumatic actuator. It is used with pneumatic actuators to improve the position accuracy of the valve, overcoming the effects of the friction and the imbalance of the media, thereby ensuring that the valve is achieved according to the signal of the regulator. Positioning correctly. In …
The efficient use of pneumatic valves is inseparable from the role of various accessories. At present, there are many pneumatic valve accessories on the market. Generally, there are the following categories: double-acting pneumatic actuators, spring return actuators, single solenoid valves, double solenoid valves Control solenoid valve, limit switch feedback device, electrical positioner, pneumatic positioner, electrical …
In the actual use of pneumatic valves, in order to improve the stability and efficiency of valve use, we often need to resort to some auxiliary work, which is the accessories of pneumatic valves. Generally speaking, the common accessories of pneumatic valves include: air filter, Reversing solenoid valve, limit switch, electric positioner, etc. In pneumatic …