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Instruction Manual
IB-106-5081, Rev. 1.0
May 2005
Rosemount Analytical Inc. A Division of Emerson Process Management Startup and Operation 3-9
Model 5081FG
%
O CONCENTRATION
2
26020015
Figure 3-15. TRIM 20 mA?
i. TRIM 20 mA?
Refer to Figure 3-15. Use this screen to trim
the 20 mA value of the 4-20 mA output.
NOTE
Before trimming the 20 mA value, you
must break the loop to add the amme-
ter. Power down the unit, connect the
ammeter in series with Model 5081
Transmitter terminals 15(-) and 16(+),
power up the unit, and return to the
TRIM 4 mA? screen.
Press ENTER to begin editing. Use the ar-
row keys to select and change the screen
value to the value displayed on the installed
ammeter. Press ENTER to accept the
value. After the value is entered, the unit
calibrates itself to ensure it outputs 20 mA.
Both the display and the ammeter will up-
date to 20 mA. Pressing EXIT returns to the
initial TRIM 20 mA? screen, and pressing
NEXT displays the SET HI BOTTLE O
2
screen.
j. SET HI BOTTLE O
2
Refer to Figure 3-16. Use this screen to
identify, within the electronics, the percent-
age of O
2
used as the high calibration check
gas. Press ENTER to begin editing. Use the
arrow keys to select and change the screen
value to the O
2
percentage of the high cali-
bration check gas. Press EN TER to accept
%
O CONCENTRATION
2
HIGH CALIBRATION
CHECK GAS O
PERCENTAGE
2
26020049
Figure 3-16. SET HI BOTTLE O
2
the value. Press NEXT to display the SET
LO BOTTLE O
2
screen.
k. SET LO BOTTLE O
2
Refer to Figure 3-17. Use this screen to
identify, within the electronics, the percent-
age of O
2
used as the low calibration check
gas. Press ENTER to begin editing. Use the
arrow keys to select and change the screen
value to the O
2
percentage of the low cali-
bration check gas. Press ENTER to accept
the value. Press NEXT to display the SET
O
2
TRACKING screen.
%
O CONCENTRATION
2
LOW CALIBRATION
CHECK GAS O
PERCENTAGE
2
26020050
Figure 3-17. SET LO BOTTLE O
2
3