Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer User Manual
Page 47
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IM 12A00A01-61E
3-42 Foundation Fieldbus
Index Parameter
Factory
valid range
description
Name
default
2023
AMP_ZERO_STABILIZE -
0 to 50 ppm
Stability criteria used during automatic zero calibration.
_VALUE
0 to 1999 ppb
0 to 600 %
2024
SALINITY
0
0 to 99.9 ppt
Salinity value of the process liquid that can be used to
compensate the DO value
2025
BAR_PRESSURE
101.3
0.0 to 999 kPa
Manual value of the pressure used to compensate the
DO reading (during calibration)
2026
BAR_PRESSURE_UNIT kPa
kPa
The engineering unit of barometric pressure value
2027
PERCENT_SATURATION 101.3
0.0 to 999 kPa
Manual value of the pressure used to compensate
_PRESSURE
the DO reading (during measuring)
2028
CHLORINE_CALI-
not used
BRATION_RANGES
2029
SECONDARY_VALUE
-
-20 to 150 °C, -4
Temperature value
to 302 °F
2030
SECONDARY_VALUE
°C
°C, °F
Temperature unit
_UNIT
2031
SENSOR_TEMP_COMP automatic
automatic, manual
Select manual when no temperature element is available
and the temperature is stable and select auto when a
temperature element is available
2032
SENSOR_TEMP_MAN
25°
0 - 100 °C 32 - 212 °F
manual temperature value
_VALUE
2033
SENSOR_TYPE_TEMP NTC22K
NTC22K, Pb36, PT1000
Temperature element used
2034
TEMP_SENSOR_CAL
-
-20 to 150 °C, -4
Enter the correct (current) measured value. This value
to 302 °F
is used to calculate the temperature offset
2035
SENSOR_CURRENT
-
0 to 1200 nA,
The actual cell current of the DO sensor
0 to 50 µA
2036
PERCENT_SATURATION -
0 to 600 %
The DO value expressed as a percentage of the
maximum saturation.
2037
ZERO_CURRENT_LIMIT
0 to 199.9 nA,
Limit used during zero calibration for the sensor
0 to 19.99 µA
current (different for polarographic or galvanic sensor)
2038
ZERO_CAL
-
0 to 50 ppm
Enter the correct (current) measured value. This value
0 to 1999 ppb
is used to calculate the new offset (zero)
0 to 600 %
2039
RESERVED1
not used
2040
RESERVED2
not used
2041
RESERVED3
not used
2042
TRANSMITTER_TIME[6]
Transmitter time.
2043
PASSCODE
0
0, 111, 333, 777, 888, Passcode used to protect the maintenance menu.
_MAINTENANCE
123, 957, 331, 546, 847
2044
PASSCODE
0
0, 111, 333, 777, 888, Passcode used to protect the commissioning menu
_COMMISSIONING
123, 957, 331, 546, 847
2045
PASSCODE_SERVICE
0
0, 111, 333, 777, 888, Passcode used to protect the service menu.
123, 957, 331, 546, 847
2046
LOGBOOK1_RESET
-
Reset the pointer to the first (oldest) event in logbook 1.
2047
LOGBOOK1_EVENT
-
Event whereto the pointer is referenced. When
parameter is read, the pointer is increased by one.
2048
LOGBOOK2_RESET
-
Reset the pointer to the first (oldest) event in logbook 2.
2049
LOGBOOK2_EVENT
-
Event whereto the pointer is referenced. When
parameter is read, the pointer is increased by one.
2050
LOGBOOK_CONFIG[25]
-
Per event one can decide whether it should be logged
and in which logbook (1 or 2) it should be logged.
2051
CALL_MAINT_TIME
250
1 to 250 days
The interval of the maintenance timer
_RELOAD
2052
CALL_MAINT_TIME
250
1 to 250 days
The remaining days till maintenance is required.
_COUNTDOWN
2053
ERROR_CONFIG*
E9,E2,E7,E8 hard fail.
Soft/Hard fail configuration (checked = hard;
E16 soft fail
unchecked = soft)