Hach TU5200 Manuel D'utilisation De Base page 15

Configure the measurement settings
Select the reading mode, measurement units, data log settings, resolution and more.
1. At the main reading screen, push Options>Reading Setup.
2. Select an option.
Option Description
Reading Sets the reading mode to single, continuous or minimum mode. Default: Single. Single—
The measurement stops when the reading is stable. Continuous—The measurement
continues until the user pushes Done. Minimum Mode—Set to on when a process and
laboratory measurement are compared and the process measurement is a lower NTU
range. Removes the effect of non-representative particles in the grab sample. Signal Avg
—The turbidity reading that shows on the display is an average of the values measured
during the time interval selected. Options: For single measurement mode, 5 to 15 seconds.
For continuous measurement mode, 5 to 90 seconds.
Unit Selects the measurement units that show on the display and that are recorded to the data
log. Options: NTU, FNU, TE/F, FTU, EBC, mNTU or mFNU. Default: NTU ).
Data Log Sets the data log settings. Auto Store—Measurement data is automatically recorded in the
Setup reading log. Default: On. When not selected, push Options>Store to record the current
measurement to the reading log as necessary. Send Data Format—Sets the output format
of measurement data that is sent to external devices (CSV or XML). Default: XML. Print
Format—Sets the output format of measurement data that is sent to a printer (Quick Print
or Detailed Print (GLP)). Comments—Lets users add comments to log entries. Auto Send
—Measurement data is automatically sent to all of the devices (e.g., printer, USB flash
drive and FTP server) that are connected to the instrument after each measurement.
Resolution Selects the number of decimal places that show on the display. Options: 0.001 (default) or
0.0001.
Bubble Reject Sets the bubble reject to on (default) or off. When set to on, high turbidity readings caused
by bubbles in the sample are not shown or saved to the data log.
Close lid to Enables or disables the instrument to start a measurement automatically when the lid is
start reading closed. Default: On. A measurement is only done when there is a sample vial in the
instrument.
Set the acceptance range
Before process and laboratory measurements are compared on the instrument, set the acceptance
range for the compare results. The acceptance range is the maximum difference permitted between
the process and laboratory measurements.
1. Push LINK2SC.
2. Push Options>Compare Setup.
3. Push Acceptance Range>Unit.
4. Select an option.
Option Description
% Sets the acceptance range to a percentage (1 to 99%).
NTU Sets the acceptance range to NTU units (0.015 to 100.00 NTU).
5. Push Value, then enter the acceptance range.
Measurement
Sample collection
• Collect samples in clean glass or plastic bottles with tight-fitting caps.
• Rinse the container a minimum of three times with the sample.
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