Emerson Rosemount OCX8800C Manual page 113

Oxygen and combustibles analyzer for hazardous areas
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Manual
00809-0500-4881
Table 8-3: Transducer Block Parameter Descriptions
Parameter mnemonic
DETAILED_STATUS_1
DETAILED_STATUS_2
ELECTRONICS_TEMP
ELECTRONICS_TEMP_INPUT
INITIATE_BLOWBACK
LINE_FREQUENCY
LINE_VOLTAGE
MAX_ELECTRONICS_TEMP
MAX_TEMP_RESET
MODE_BLK
O2_AUTOCAL_INTERVAL
O2_CAL_POINT_HI
O2_CAL_POINT_LO
O2_CELL_IMPEDANCE
O2_CONSTANT
O2_FAILED_SLOPE
O2_HTR_DUTYCYCLE
Rosemount OCX8800C
Valid range
0 - 16777215
0 - 16777215
N/A
N/A
1 = Do a manual blowback
N/A
N/A
N/A
1: Reset max temperatures
N/A
0-9999
0-40
0-40
N/A
-20.0 to 20.0
N/A
N/A
(continued)
Units
Bit Enum
Bit Enum
° C
mV
N/A
Hz
Volts
° C
N/A
N/A
Hours
%
%
Ohms
mV
mV/Decade
N/A
F
Fieldbus
OUNDATION
April 2023
Description
A bit-enumerated value
used to communicate the
status of the transmitter.
(This is similarto the
command 48 status bits in
HART
).
®
A bit-enumerated value
used to communicate the
status of the transmitter.
(This is similar to the
command 48 status bits in
HART).
The current temperature
reading of the electronics
temperature sensor.
The current voltage
reading of the electronics
temperatue sensor.
This initiates a blowback
cycle.
The calculated line
frequency.
The calculated line voltage.
This is the maximum
electronics temperature
seen by the analyzer.
This resets the maximum
temperatures.
See FF-891, Section 5.3.
The time between
automatic calibrations of
the O
sensor.
2
The value of the O
high
2
test gas. This gas is also
used as the low gas for
calibrating the combustibles
temperature.
The value of the low O
test
2
gas.
The instantaneous
impedance value for the O
2
cell.
The O
calibration constant.
2
This is the slope value
calculated from the last
failed O
calculation.
2
O
heater duty cycle.
2
113

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