2013年5月10日星期五

Pneumatic control valve with fieldbus smart valve positioner


Smart valve positioner general, this type of control valve carried by the valve positioner features are as follows.
a. Input signal is not a standard analog current or voltage signal is a digital signal, but the fieldbus devices.
b. Communication capabilities, and the ability to easily communicate with the host computer, data exchange and data sharing.
c. Can be powered directly and intrinsically safe operation, in line with the provisions of the fieldbus standard.
d can be realized the OSI functions, such as interchangeability, and interoperability.electric solenoid valve
e. The all-digital, two-way communication.air cylinder manufacturers

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