EUTECH INSTRUMENTS ION 700 - REV 3 Manuel d'instructions Page 18

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5.7 3.4 SALt (Salinity Adjustment)
For best accuracy, enter the actual salinity value if your samples are at
least 0.1 ppt (100 ppm). Maximum adjustment is 50 ppt (50,000 ppm or
5% salt).
Press
.
Press or to adjust the value (in parts per thousand).
Tip: 0.1 ppt = 100 ppm salinity
Press
to confirm.
5.8 3.5 OFS (Offset Adjustment) from % mode
Use this featur
e to offset the meter’s value to another DO meter.
Using the % saturation mode, observe the reading a sample solution
after it has stabilized. Similarly, observe the reading of the same
sample using another DO meter as a reference. The probe of the
reference meter should be immersed in the same sample at the same
depth.
The DO 700 allows +/- 10.0% offset adjustment. Note that subsequent
user calibrations will reset the offset adjustment back to the factory
default value of 0.0 %.
Press .
Press
or to adjust the % offset.
Press to confirm.
5.9 3.5 Unit (Unit Adjustment) from concentration mode
Press
.
Press
or to select ppm or mg/L units.
Press to confirm.
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