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Hach SD900 User Manual
Also see for SD900: Basic user manual
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Contents
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3. Push MANUAL OPERATION.4. Select GRAB SAMPLE.5. Enter the volume to collect and push ENTER.Note: The grab sample volume can only be changed if the liquid sensor is enabled.The intake tubing is purged and then the specified volume of sample is collected. The intake tubeis purged again.Move the distributor armMove the distributor arm manually to put a grab sample in a specific bottle or to make sure that thedistributor arm position is correct.1. Push MANUAL OPERATION.2. Select MOVE DISTRIB. The current bottle number is shown.3. Enter the number of the bottle over which the distributor arm will be moved.4. Push ENTER. The distributor arm moves to the selected bottle.Note: To stop the distributor arm at any time, push STOP.Start or stop the pumpThe pump can be operated manually to collect a sample or purge the intake tubing.1. Push MANUAL OPERATION.2. Select OPERATE PUMP.3. Select the direction:Option DescriptionRun forward The pump operates in the forward direction to collect a sample and deposit the sample in asample container.Run backward The pump operates in the reverse direction to purge the intake tubing.4. Push STOP to stop the pump.View dataData can be viewed from one of the status screens or from the diagnostics menu.View the sample historyThe sample history shows the sample number, bottle number, sample volume, result and time/datefor each sample. Flow information is recorded when a sampler program is run with CTVV pacing. Toget the additional information, download the sample history with the SampleView program. If aprogram is in operation or has been halted, the sample history is shown for the current program. Ifthe program is complete, the sample history is shown for the most recently completed samplingprogram. The sample history is automatically erased when a new program is started.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.English 25 |
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