Emerson Rosemount OCX8800 Quick Start Manual page 33

February 2020
solenoid will energize, eductor air will begin to flow, and the transmitter will
begin normal operation.
3.3 Setting test gas values
3.3.1 Set test gas values with F
Procedure
1. Use the Field Communicator software to access the F
Fieldbus menu.
2. From the TRANSDUCER menu, select O
3. From the O
4. From the O
O
5. From O
for the low test gas
6. From the TRANSDUCER menu, select COe CAL SETUP.
7. From COe CAL SETUP, select COe Test Gas. Enter the CO
concentration (ppm) used for the COe test gas.
3.3.2 Set test gas values with the local operator interface (LOI)
Procedure
1. Use the "Z" pattern to enter the LOI menu tree.
2. From the SYSTEM menu, select Calib Setup.
3. From Calib Setup, select O2 High Gas %. Enter the percent O
for the high O
4. Press Down, and the next selection will be O2 Low Gas %. Enter the
percent O
5. Press Down several times to display COe Test Gas. Enter the CO
concentration (ppm) used for COe test gas.
3.4 Calibration solenoids
Emerson can provide the transmitter with optional calibration solenoids for
autocalibration. The transmitter's software controls the solenoids, which
automatically switch in the proper calibration gas during the calibration
cycle.
3.4.1 Configure the calibration solenoids with the Field Communicator -
F
OUNDATION
Procedure
1. Use the Field Communicator to access the Fieldbus menu.
Quick Start Guide
CAL menu, select O
2
CAL SETUP menu, select O
2
used for the high test gas.
2
CAL SETUP, select O
2
test gas.
2
used for the low O
2
™
Fieldbus
™
Fieldbus Communicator
OUNDATION
CAL SETUP.
2
LOW GAS. Enter the percent O
2
test gas.
2
Quick Start Guide
OUNDATION
CAL.
2
HIGH GAS. Enter the percent
2
used
2
used
2
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