Pneumatically Operated Diaphragm Balanced

In the Pneumatic Diaphragm-Balanced Liquid Dump Valve, upstream vs downstream pressure is balanced via communication of the process fluid above and below the balancing diaphragm in order to eliminate imbalance of opening/closing forces due to pressure differential. Designed for liquid systems, and available in either pressure-opening (normally closed) or pressure-closing (normally open) configurations.