Hanna Instruments HI847492 - Manual (Page 15)

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necessary, apply HI 93703-58 Silicone Oil (see
General Tips for an accurate measurements,
page 10), recommended only if low haze values
need to be read.
• Place the cuvet into the instrument and close
the lid.
• Press READ and “----” will blink on the
display.
• At the end of the measurement, the instrument
directly displays haze in FTU.
AVG (SIGNAL AVERAGE MODE)
It is recommended to select this measurement mode when you work with unstable samples that
contain suspended particles of different dimensions.
In the AVG mode the instrument takes 20 measurements in a short period of time and displays the
updated averaged value.
• To select the averaged measurement mode press
the AVG key and the AVG icon will appear on
the LCD.
Note: to return to the normal measurement mode
just press again the AVG key.
• Press READ and “----” will blink on the dis-
play. After a few seconds the instrument displays
the first reading. The meter continues updating
the readings until the “LED and Read Status”
indicator turns off. The final displayed value is
the averaged reading of turbidity in FTU.