Operational Keys; Display Backlight; Recall Of Stored Data; Menu Selections - VWR TIR 200 Mode D'emploi

On
Off
ntu
Read
ntu
RESULT
!
!
Mode
On
Off
!
Store Date
1 2
3 4
Time Cal
Mode
10

Operational keys

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.

Menu selections

Press the [MODE] key and hold.
Switch the unit on using the [ON/OFF] key.
Allow the 3 decimal points to be displayed before releasing the
[MODE] key.
The [!] key allows for selection of the following menu points:
recall stored data
1
setting the date and time
3
2
user calibration
4
The selected menu is indicated by an arrow in the display.
Confirm the selection with the [MODE] key.
VWR ver 1 01/2018