Emerson Rosemount 3900 Quick Start Manual page 13

November 2020
Table 1-2: Low Flow Panel Specifications
Inlet flow
Inlet pressure
Temperature
(1) The minimum inlet pressure is required to open a check valve, which prevents
the flow cell from draining if sample flow is lost. Removing the check valve
lowers the inlet pressure requirement to a few feet of water head.
Quick Start Guide
3-80 gph (11.4 - 304 L/hr)
3 - 65 psig (122-549 kPa)
32 to 122 °F (0 to 50 °C)
Quick Start Guide
(1)
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