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Instruction Manual
IB-106-340C Rev. 4.1
July 2004
7-7
HART COMMUNICATOR O
Use the following procedure to perform a
calibration using the HART Communicator. If
necessary, use the menu tree in Figure 7-3
(sheet 1 of 3) for reference.
To select a menu item, either use the
up and down arrow keys to scroll to
the menu item and press the right
arrow key or use the number keypad
to select the menu item number. To
return to a preceding menu, press the
left arrow key.
a. From the PERFORM O
select menu item 1, O
the O
calibration procedure.
2
Failure to remove the Hazardous Area
Oxymitter 4000 from automatic control
loops prior to performing this proce-
dure may result in a dangerous oper-
ating condition.
b. In the first O
2
be removed from automatic control" warning
appears. Remove the Hazardous Area
Oxymitter 4000 from any automatic control
loops to avoid a potentially dangerous op-
erating condition and press OK.
c. The next several screens indicate the cali-
bration status. At each of the following
status prompts, select menu item 2, NEXT
CAL STEP:
COMPLETE
CAL RECOMMENDED
APPLY GAS 1
GAS 1 FLOW
d. At this point, select menu item 4, EXIT, to
leave the O
2
e. From the PERFORM O
menu item 3, CALSTATE, to monitor the
calibration status as it updates. Or, access
7-8
HART/AMS
CAL METHOD
2
NOTE
CAL screen,
2
CAL, to access
2
CAL screen, a "Loop should
CAL procedure.
CAL screen, view
2
Hazardous Area Oxymitter 4000
the O
CALIBRATE screen and select menu
2
item 2, O
2
1, CAL-STATE; menu item 2, TIMERE-
MAIN; and menu item 3, PRESENT O
the calibration status updates.
f.
When CALSTATE displays APPLY GAS 2,
return to the O
g. When the "Loop should be removed from
automatic control" warning appears, press
OK.
h. At the APPLY GAS 2 status prompt, select
menu item 2, NEXT CAL STEP. When the
status displays GAS 2 FLOW, select menu
item 4, EXIT, to leave the O
procedure.
i.
From the PERFORM O
menu item 3, CALSTATE, to monitor the
calibration status as it updates. Or, access
the O
CALIBRATE screen and select menu
2
item 2, O
2
1, CAL-STATE; menu item 2, TIMERE-
MAIN; and menu item 3, PRESENT O
the calibration status updates.
j.
When CALSTATE displays STOP GAS,
return to the O
k. When the "Loop should be returned to
automatic control" message appears, return
the Hazardous Area Oxymitter 4000 to the
automatic control loops previously removed
and press OK.
l.
At the STOP GAS status prompt, select
menu item 2, NEXT CAL STEP. When the
status displays PURGING, select menu
item 4, EXIT, to leave the O
dure.
m. From the PERFORM O
menu item 3, CALSTATE, to monitor the
calibration status as it updates. Or, access
the O
CALIBRATE screen and select menu
2
item 2, O
2
1, CAL-STATE; menu item 2, TIMERE-
MAIN; and menu item 3, PRESENT O
the calibration status updates.
n. When CALSTATE displays COMPLETE,
the calibration is finished.
Rosemount Analytical Inc. A Division of Emerson Process Management
CAL STATUS, to view menu item
CAL procedure.
2
CAL
2
CAL screen, view
2
CAL STATUS, to view menu item
CAL procedure.
2
CAL proce-
2
CAL screen, view
2
CAL STATUS, to view menu item
, as
2
, as
2
, as
2
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