Emerson 755A - Manual (Page 28)

Instruction Manual
245364-V
May 2002
2-8 Installation Rosemount Analytical Inc. A Division of Emerson Process Management
Model 755A
pressure during operation. The
arrangement required to obtain
appropriate pressure control will depend
on the application. Refer to special
instructions included in Section 2-6c (page 2-9), Normal Operation at Positive
Gauge Pressures; or Section 2-6d (page
2-9), Operation at Negative Gauge
Pressures.
Figure 2-7. Connection of Typical Gas Selector Panel to Model 755A Oxygen Analyzer
Downscale
Standard
Gas
Upscale
Standard
Gas
Sample In
Needle
Valves
Flowmeter
Two Micron
Filter
Model 755A
Oxygen Analyzer
To Vent