Instruction Manual
IM-106-880, Rev 2.1
April 2017
OCX 8800
5-8
11. Select
START CAL/STEP CAL
to start applying the COe High Gas. The
time to apply the test gas is specified by the
Gas Time
.
12. The calibration status should automatically change to
FlowCOeHI
and
then
ReadCOeHigh
for a period of time. During this period, if an attempt
is made to go to the next calibration step by pressing
OK
and selecting
START CAL/STEP CAL
, you will be prompted with
Operator step
command is not accepted at this time
.
13. When ready, Calibration Status will stop at
STOP GAS
, switch off the
COe High Gas. Press
OK when ready
. Select
START CAL/STEP CAL
to start purging gas. The time to purge gas is specified by the
Purge
time
.
14. When the
Purge
step is complete, the Calibration Status will be at
IDLE
.
A Calibration Failed alarm will be set if the calibration has failed.
15. When calibration is complete. Select
Exit Cal
to exit the calibration
method.
Manual O
2
and COe Calibration using the Field Communicator - HART
To perform a manual O
2
and COe calibration using the Field Communicator or
AMS, use the following procedure. If necessary, refer to Section 6, Field
Communicator, for the HART menu tree.
NOTE
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.
1. Select
DIAG/SERVICE
from
DEVICE SETUP
menu.
2. Select
CALIBRATION
from the
DIAG/SERVICE
menu.
3. Select
CAL CONTROL
from the
CALIBRATION
menu.
4. Select
CAL METHODS
from the
CAL CONTROL
menu.
5. From the
CAL METHODS
menu, select the type of calibration desired:
O2 and COe Calibration
.
6. In the first Calibration screen, a
Loop should be removed from
automatic control
warning appears. Remove the OCX 8800 from any
automatic control loops to avoid a potentially dangerous operating
condition and press
OK
.
7. The main Calibration screen should look like the following. Press
OK
to
continue.
OCX: TAG NAME
STEP: Idle
TIME REMAIN: 0s
O2: 0.4 %, 85.95mV
COe: 0.20 ppm
OK/NEXT to Select
ABORT/CANCEL to Exit
Содержание OCX 8800
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