Emerson Rosemount OCX8800A - Page 140

8.7.2 Calibration step command
During calibration, the CAL_STATE_STEP command/parameter controls the
calibration procedure. The procedure progresses forward on the value of
CALIB_STATE.
Table 8-5: Calibration Control Enumerations
CAL_STATE_STEP description
No event
Start O
2
calibration
Start combustibles calibration
Start O
2
and combustibles calibration
Step calibration
Abort calibration
Starting a calibration procedure of a sensor is only allowed if there is no
procedure already running on the same sensor. If you do not want to wait to
finish the already running procedure, you first have to cancel it before starting the
new procedure.
Table 8-6: Blowback State Enumerations
BLOWBACK_STATE description
Idle
Blow
Purge
Table 8-7: Alarm Event Enumerations
ALARM_RELAY_EVENT description
Off
In calibration
O
2
cell temp error
O
2
heater open
O
2
cell bad
Cal failed
Cal warn
High electronics temp
Unit failure
SL temp error
Comb cell temp error
Power input error
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Fieldbus Manual
December 2022 00809-0500-4880
140 Emerson.com/Rosemount