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  • Auto calibration
  • PID control
  • HART communication
  • Auto/manual switch

YT-3400 -3450 Smart Valve Positioner accurately controls valve stroke, according to input signal of 4-20mA, which is being input from the controller. In addition, built-in micro-processing operator optimizes the positioner’s performance and provides unique functions such as Auto calibration, PID control, Alarm, and Hart protocol.