STARTER 400D Portable DO Meter EN-7
3
SETUP
Press
to enter the setup interface. We have 7 setting items, they are:
1) Auto/Manual
Endpoint
2) Salinity
Value
3) Temperature
Unit
4)
Date and Time
5) Power
State
6) Reset
Factory
Setting
7) New
Probe
Cap
Parameter
3.1
Setting Auto/Manual Endpoint
When in calibration, ST400D is only work at Auto End Point Mode.
The default endpoint mode of ST400D for measurement is Auto End Point Mode. When users
want to judge the endpoint manually, you can shift to Manual Endpoint Mode.
End point Mode:
o
When in Manual Mode, to manually reach and lock a pH measurement value, you
need to press button-
when reading is stable
ˈ
then the measurement value
freezes; And meter displays
.
o
When in Auto End Point Mode, the meter determines when the reading is stable
then locks the measurement or calibration value automatically, the reading freezes;
the meter displays
.
Users can also change the endpoint mode by shortcut -- Press and hold button-
to shift the
End Point Mode.
3.2
Setting Salinity Value
Since salinity has an influence on the dissolved oxygen value, it is important to input the correct
salinity value. The meter can compensate salinity for measurements in solutions with salinity from
0 to 50 ppt. The default value for salinity is 0.0 ppt.
Press
button-
or button-
to adjust the salinity value.
Press
button-
to confirm the value or press button-
to return to the Setting screen.
Normally seawater salinity is 35ppt, which means 35g of salt per 1000g seawater.
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