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F
Fieldbus
™
OUNDATION
December 2022
Table 8-3: Transducer Block Parameter Descriptions
Parameter mnemonic
O2_PREVIOUS_CONSTANT
O2_PREVIOUS_IMPEDANCE
O2_PREVIOUS_SLOPE
O2_PRIMARY_VALUE
O2_PRIMARY_VALUE_RANG
E
O2_PRIMARY_VLUE_TYPE
O2_SECONDARY_VALUE
O2_SENSOR_CAL_DATE
O2_SENSOR_CAL_LOC
O2_SENSOR_CAL_METHOD
O2_SENSOR_CAL_WHO
O2_SENSOR_INPUT
O2_SENSOR_TYPE
O2_SETPOINT
O2_SLOPE
O2_T90
O2_TEMP_MAX
136
Valid range
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
34.5-47.5
0-300
N/A
(continued)
Units
mV
Ohms
mV/Decade
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
mV
N/A
° C
mV/Decade
Seconds
° C
Manual
00809-0500-4880
Description
The O
calibration
2
constant from the
previous good
calibration.
The impedance value
from the previous good
calibration.
The O
calibration slope
2
from the previous good
calibration.
The value and status of
the O
concentration
2
reading.
The high and low range
limit values, the
engineering units code,
and the number of digits
to the right of the
decimal point for the O
2
reading.
See FF-903, Section 3.3.
The temperature of the
O
cell.
2
See FF-903, Section 3.3.
See FF-903, Section 3.3.
See FF-903, Section 3.3
and Section 4.3.
See FF-903, Section 3.3.
The raw value of the O
2
sensor input.
See FF-903, Section 3.3
and Section 4.3.
O
heater temperature
2
set point.
The O
calibration slope.
2
The amount of time that
the O
process variable
2
will take to reach 90% of
the actual process
variable.
The highest O
2
temperature read since
power on.
Emerson.com/Rosemount
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