Emerson Daniel 700 Series Technical Manual page 19

Technical Guide
DAN-LIQ-TG-44-rev0813
November 2013
OPEN POSITION - The solenoid pilot is open. Y-port (P3) is open to Z-port (P2). The pressure on
the bottom of the piston (P1) is greater than the pressure at (P3) plus the spring force. (P1 minus
P2) is equal to or greater than the spring force.
= Inlet Pressure
= Outlet Pressure
P3
X
P1
Figure 4-5
17
Y
Z
P2