Hach-Lange SD900 Refrigerated Sampler, SD900 AWRS User Manual - Manual (Page 28)

The following results can be shown:
• Success—the sample was drawn successfully.
• Bottle full—the full bottle shut-off was activated.
• Rinse error—an error occurred during the rinse cycle.
• User abort—a user pushed the STOP key to end the sample cycle.
• Arm faulty—the distributor arm did not move correctly.
• Pump fault—a fault occurred when the pump was operating.
• Purge fail—an error occurred during the purge cycle.
• Sample time out—liquid was not detected within the timeout period.
• Power fail—a power failure occurred during sampling.
• Low flow—sample was missed due to insufficient flow.
1. Select DIAGNOSTICS>SAMPLE HISTORY from the main menu to view the sample history.
2. The sample history shows the sample numbers, bottle numbers and brief result for each sample.
Select a sample from the list and push ENTER to view the complete details.
View the event log
View the event log to see details about the events that have been recorded.
1. Go to DIAGNOSTICS>EVENT LOG.
2. Select DISPLAY. The event log shows the date and event.
3. Select an event from the list, then push ENTER to see the complete details.
The top bar shows the event number and the total number of events in the event log. For
example, 01/80 will be shown for event number 1 and a total number of 80 events. The time/date,
event description and any additional data for the selected event is shown.
Event log information
The event log records information on these events:
• Power on—power was connected to the controller.
• Power fail—power was intentionally or unintentionally disconnected from the controller without first
turning the 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-specified high setpoint is activated, the measurement
channel of interest and the current measurement value.
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