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2.3 Operation mode
ON
OFF
Autotest ...
2.3.1 Automatic switch off
The instrument switches off automatically after 20 minutes. This is indicated 30 seconds before
by a beeper. Press any key to avoid the instrument switching off.
As long as the instrument is working (for example countdown or printing) the automatic
switch off is inactive.
2.3.2 Selecting a method
>>
30 Alkalinity-m
35 Alkalinity-p
40 Aluminium
8
Shift
2.3.2.1 Method Information (F1)
Use [F1] key to switch between the compact and the detailed list for method selection.
100 Chlorine
0.02-6 mg/l Cl
2
Tablet
24 mm
DPD No 1
DPD No 3
Thermo Scientific Orion AQUAfast AQ3700 Colorimeter User Guide
Switch the meter on by pressing the [ON/OFF] key.
The meter performs an electronic self-test.
The display shows a selection:
There are two possibilities to select the required method:
0
a) enter method-number directly
e.g.: [Shift] + [8] [0] to select Bromine
b) press arrow key [ ] or [ ] to select the required method
from the displayed list.
Confirm with [ ] key.
Example:
Line 1:
Method number, Method name
Line 2:
Range
Line 3:
Kind of reagent
Line 4:
Vial
Line 5-7: Used reagent
tube =
reagent vial contained in tube test
2
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