The Spence Type D pressure reducing pilot is a self contained, spring operated and normally closed pilot. Suitable for use in fluid, gas and vapor applications. This pilot provides accurate regulation and is unaffected by service conditions.
Type D: for +1 psi control of delivery pressure between 3 and 150 psi.
Type D2: for control of delivery pressures between 100 and 300 psi.
Type D5: for +1/2 psi control of delivery pressures between 1 and 25 psi.
Type D120: for exceptionally fast response controlling delivery pressures between 5 and 150 psi.