Taboo 1: The main materials, equipment, and products used in the construction lack the technical quality appraisal documents or product certifications that meet the national or ministerial standards. Consequences: The quality of the project i...
Taboo 1: the main materials, equipment and products used in construction, and lack of technical quality identification documents or product qualification certificates conforming to the current standards issued by...
For a single core, the stability of the valve is good when the medium is open, and when the medium is closed, the stability of the valve is poor. Two spool valve seat...
The valve positioner is the main control valve accessories, usually used in conjunction with, it receives the output signal from the regulator, then its output signal to control the ...
ieldbus control system is a factory field network control system. It is a new technology combining computer network and control. It is a new generation of control system after distributed control system...
The correct method of valve installation can not only ensure the normal operation of the valve, but also reduce the wear of the valve and reduce the cost of production. What is the point of attention to the installation of...
Electric valves are widely used in municipal and industrial and mining enterprises of the drainage system. Electric valve by the electric device, the valve body, connecting accessories and control box and ...
Valve positioner is the main control valve accessories, and pneumatic control valve greatly supporting the use of it to accept the regulator output signal, and then use its output signal to control the pneumatic regulator valve...
Valve positioner nozzle and baffle distance is dynamic Yeah, will automatically move under pressure. Generally adjust the valve positioner without paying attention to the distance between the nozzle and the baffle...
Commonly used actuator sub-pneumatic actuator, electric actuator, a straight stroke, the angular travel of the points. For automatic, manual opening and closing all types of valves, wind boards and so on...