pressure rise command and shuts in the absence of that command.
Feature
*Hydraulically controlled, Normally Closed Valve.
*Line pressure driven.
*closes upon control failture.
*Amplifies and relays weak remote command.
*Engineered plastic valve with industrial grade design.
*Highly durable, chemical and cavitation resistant.
*No internal bolts and nuts.
*High flow "Y" valve body with "look through" design.*Ultra-high flow capacity,low pressure loss.
*Unitized flexible supper travel(FST) diaphragm and guided plug.
*Smooth closing.*Requires low opening and actuation pressure.
*Prevents diaphragm erosion and distortion.
*Simple in-line inspection and service.