This locator accept 4-20mA DC adjust signal and lower electric actuator potentiometer 'three lines' signal from the upper instrument (or DC4-20mA valve position feedback signal), output 'on' and 'off' signals, to achieve the valve opening control and regulation can be single-phase AC motors and actuators equipped with (such as angle valve actuators and linear electric actuator), but also the three-phase AC motor actuators, the electric device is equipped use.
1, display range: 0.0 - 100.0%;
2, positioning accuracy: 0.1-0.3% adjustable, highest positioning accuracy of 0.1%; 3, the input signal: 4-20mA DC current and voltage, etc; other signals before the factory can be customized;
4, electric actuator feedback signal: potentiometer feedback 0-5k, current feedback 4-20 mA, 0-10 mA, 0-20 mA;
5, relay contact capacity: 5A 250V AC; Flexible ask external SSR outputs;
6, hard manual operation, intelligent automatic positioning;
7, the electric valve opening automatic calibration;
8, you can set the parameters: minimum opening degree (automatic state), the maximum opening (automatic status); positioning accuracy, self-tuning range, self-adjusting minimum step; upper limit input signal calibration, input signal scaling limit, the lower limit of the input signal calibration ;
9, optional with RS485 interface;
10, size: 96x96x110.
Advisory: 0755-88396199 forest Mr