5 event log, Sampler operation – Hach-Lange SIGMA SD900 Refrigerated Sampler and All Weather Refrigerated Sampler User Manual User Manual
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Sampler operation
2. The sample history will list the sample numbers, bottle numbers
and brief result for each sample. Select a sample from the list
and press ENTER to view complete details.
3. The complete details for the selected sample will be shown.
4.7.5 Event log
The event log records information on the following events:
•
Power on—power was connected to the controller
•
Power fail
—power was intentionally or unintentionally
disconnected from the controller without first turning power off
•
Firmware update—a new version of firmware was installed
•
Pump fault—a fault occurred when the pump was operating
•
Arm faulty—the distributor arm did not move correctly
•
Low memory battery—the internal battery should be replaced
•
User on—a user turned the power on using the power key
•
User off—a user turned the power off using the power key
•
Program start—the sample program was started
•
Program resume—a program was resumed from the halt state
•
Program halt—a program was halted
•
Program complete—a program was completed
•
Grab sample—a grab sample was taken
•
Change tube—the maximum pump cycle counts have expired
•
Cooling fail
—the temperature of the thermal unit has been
above the setpoint continuously for more than 30 minutes
•
Heating fail
—the temperature of the thermal unit has been
below the setpoint continuously for more than 30 minutes
•
Thermal error clear
—a Cooling Fail or Heating Fail error has
been corrected
•
SDI-12 timeout:—indicates a communication error on the SDI-12
interface
•
High setpoint on— Indicates that a user defined high setpoint is
activated, the measurement channel of interest, and the current
measurement value.
•
High setpoint off— Indicates that a user defined high setpoint is
cleared, the measurement channel of interest, and the current
measurement value.
•
Low setpoint on— Indicates when a user defined low setpoint is
activated, the measurement channel of interest, and the current
measurement value.
•
Low setpoint off— Indicates when a user defined low setpoint is
cleared, the measurement channel of interest, and the current
measurement value.