Application: Used when one cylinder in a multi-cylinder application must advance before any other.
Operation: Pump is connected to port “P” and separate cylinders to ports “A” and “B”. When pressure is applied to port “P”, cylinder “A” advances. Cylinder “B” will not advance until a predetermined pressure setting is reached in cylinder “A”. Pressure setting is adjustable from 500 to 8000 psi with adjustment screw; factory preset at 1000 psi. Has 3/8" NPTF ports.