Event list – Hach-Lange LDO Sensor User Manual
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yellow to show a warning. To show the current sensor warnings, go to MENU>
DIAGNOSTICS>[Select Sensor]>WARNING LIST. Refer to
Table 7 Sensor warning list
Warning
Definition
Resolution
EE SETUP ERR
Storage is corrupt. The values have been set
to the factory default.
Contact technical support.
EE RSRVD ERR
TEMP < 0 C
The process temperature is below 0 °C
(32 °F)
Increase the process temperature or stop
use until the process temperature is in the
sensor specification range.
TEMP > 50 C
The process temperature is above 50 °C
(120 °F)
Decrease the process temperature or stop
use until the process temperature is in the
sensor specification range.
RED AMPL LOW
Value falls below 0.03
Refer to
RED AMPL HIGH
Value is greater than 0.35
Call technical support.
BLUE AMPL LOW
Value is below 0.03
Refer to
BLUE AMPL HIGH
Value is greater than 0.35
Call technical support.
CAP CODE FAULT The sensor cap code has become corrupt.
The code has been reset automatically to the
default cap and lot codes.
Complete the sensor setup cap procedure.
If no setup cap is available for the sensor
cap, call technical support.
Event list
The Event list keeps a log of changes to how data is recorded by the sensor. To show sensor events,
go to MENU>DIAGNOSTICS>[Select Sensor]>EVENT LIST.
Refer to
Table 8 Event list for the sensor
Event
Description
ALT/PRESSURE UNIT CHANGE
Atmospheric pressure or altitude units have changed.
ALT/PRESSURE CHANGE
The value for altitude or atmospheric pressure has changed.
TEMP UNIT CHANGE
The units for temperature have changed.
MEAS UNIT CHANGE
A new unit of measurement has changed.
SALINITY CHANGE
The value for salinity has changed.
SET DEFAULT
Sensor settings have been reset to the default values.
SENSOR SETUP CHANGE
The sensor setup has changed.
CLEAN INTERVAL TIMER CHANGE
The time between sensor cleaning has changed.
SENSOR CAP LIFE TIMER CHANGE
The time between sensor cap replacements has changed.
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