MODELS 8311HP AND
8311LP
BACK PRESSURE /
RELIEF REGULATORS
The Models 8311HP and 8311LP are high capacity, self-contained
back pressure/relief regulators with a double-seat design. These units are
utilized to control inlet (upstream) pressure between 1 and 200 psig (.07- 13.8
Barg). Available in two inlet pressure designs; LP - larger diaphragm design
for relief pressures up to 30 psig (2.1 Barg), and HP - smaller diaphragm
design for relief pressures up to 200 psig (13.8 Barg).
APPLICATIONS
Designed for controlling a wide range of fluids including
air, inert gases, chemicals, water, fuel oils and steam.
8311HP & LP Basic -Technical Bulletin: Download
8311HP & LP Basic - IOM
Manual: Download