Advantages and disadvantages of ATOS proportional directional valves

DHZO和DKZOR Brand ATOS/Italian Atos Advantages and Disadvantages of ATOS Proportional Directional Valves : ATOS servo valves generally have a spool valve structure, similar to directional valves. However, the valve core's directional movement is not driven by an electromagnet, but by the hydraulic pressure output from the pilot valve. This is similar to electro-hydraulic directional valves, except that the pilot valve in an electro-hydraulic directional valve is an electromagnetic valve, while