Flowserve Logix 520MD High-Performance Digital Valve Positioner with HART Communication and Pneumatic Output
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Product Overview The Flowserve Logix 520MD is a high-performance digital valve positioner that uses HART communication. It accepts a two-wire 4-20mA control signal and delivers a proportional pneumatic output to a valve actuator. The unit is powered entirely by the 4-20mA input signal. It controls single-acting actuators with linear and rotary mountings. The positioner uses a multi-variable gain tuning algorithm that allows large step changes with minimal overshoot while
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