Val Controls IDC24-A - Page 20

DID-UM-002
Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. +45 7547 0600
vc@valcontrols.com • www.valcontrols.com
Revision: 10
20/74
Start pressure
Varying start pressures has impact on the PST, this is shown in Figure 10. The breakaway time is
increasing a lot along with the start pressure in the actuator. The PST return time also have a high
dependence on the start pressure.
Figure 10: Four PSTs with varying start pressures