Emerson Rosemount OCX8800A Manual page 45

Manual
00809-0500-4880
Figure 2-11: Pneumatic installation, Rosemount OCX8800 with reference air
set without autocalibration
A. Sensor housing
B. Eductor air in
C. Electronics housing
D. Calibration gas in
E. Reference air in
F. Dilution air in
G. Dilution air flow meter 0.1 scfh
H. Instrument air out
I. Calibration gas flow meter (7 scfh, 20 to 30 psig [1.4 to 2.1 barg] recommended)
J. Two-stage regulators
K. Instrument air supply
L. Pressure regulator/filter
M. 2-in. pressure gauge, 0 to 60 psig (0 to 4.1 barg)
N. Combination filter-regulator, 0 to 60 psig (0 to 4.1 barg)
O. Flow meter, 1-10 scfh
P. Flow meter, 0.05-0.5 scfh
Rosemount OCX8800A
General purpose: 35 psig (2.4 barg)
Install
December 2022
45