Siemens Process Instrumentation Datasheets for Electro-Pneumatic Transducers

Electro-pneumatic transducers convert current or voltage input signals to proportional output pressures. They are used as process control elements in valves, pneumatic relays, and flow regulators for applications such as spray and damper control.
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Product Name Notes
Models 77 and 771 convert a DC millampere input signal to a pneumatic output signal directly proportional to the input. The rugged design and ability to withstand shock and vibration...