It has the following characteristics:
No resonance phenomenon in the range of 5-200HZ;
There is no need to replace parts and only need simple operation to carry out split-range control within 1/2 range;
Zero point and span adjustment is very simple;
Direct action and reverse action can facilitate the speed;
The feedback lever connection is very simple;
The response speed is fast and accurate;
Low air consumption and high cost performance;
Use the orifice of the positioner on small actuators to prevent vibration;
Can be easily connected to the pipeline.