VDP 06/4201, Sequence Valve, 3-Way, Spool Type, Hydraulic Pilot, Atmospheric Vent
This is a hydraulically pilot operated spool valve where port 4 is closed and port 2 is open to port 3 in the neutral position. Pilot pressure is applied to port 1 and the spring chamber is referenced to atmosphere. When the pressure on port 1 reaches the setting, port 2 will begin to close and port 4 is opened to port 3. This valve can be used normally closed, normally open or as a diverter valve.
VDP 06/4201, Sequence Valve, 3-Way, Spool Type, Hydraulic Pilot, Atmospheric Vent
This is a hydraulically pilot operated spool valve where port 4 is closed and port 2 is open to port 3 in the neutral position. Pilot pressure is applied to port 1 and the spring chamber is referenced to atmosphere. When the pressure on port 1 reaches the setting, port 2 will begin to close and port 4 is opened to port 3. This valve can be used normally closed, normally open or as a diverter valve.