Performing Turbidity Measurement; Display Backlight; Correct Filling Of The Vial - Lovibond MD 100 Mode D'emploi

TB 211 IR
GB
On
Off
ntu
Read
ntu
RESULT
!
!
Correct positioning of the vial (Ø 24 mm):

Correct filling of the vial:

TB 211 IR USB_3 02/2019

Performing turbidity measurement

Switch the unit on using the [ON/OFF] key.
The display shows the following:
Fill a clean vial with the water sample up to the mark, screw the cap
on and place the vial in the sample chamber making sure that the
marks are aligned.
Press the [READ] key.
The "Method" symbol flashes for approx. 8 seconds.
The result is shown in NTU.
Repeating the test:
Press the [READ] key again.

Display backlight

Press the [!] key to turn the display backlight on or off. The backlight
is switched off automatically during the measurement.
Recall of stored data
If the instrument is switched on, press the [!] key for more than
4 seconds to access the recall menu.
correct wrong