Emerson Rosemount OCX8800 Quick Start Manual page 20

Quick Start Guide
Note
If instrument is to be used as the high O
and COe calibration gases must also be set to the same pressure.
2.4.4 Reference air set, solenoids, and blowback option with COe
zero function
Figure 2-6
the blowback and autocalibration options when COe zero function is
used. The arrangement is similar to
is used as the high O
20
shows the piping arrangement for the transmitter with
test gas.
2
calibration gas, the low O
2
Figure 2-4 except instrument air
July 2023
2
Rosemount OCX8800