Hitachi UH5300 Instruction Manual page 56

Fig. 3-7 Autozero Execution Window
(3) Standard measurement
Place the sipping nozzle in a standard solution, push the sipping
lever to sip the standard solution, and execute the
measurement. When the air purge is to be performed during or
after this standard measurement process, take out the sipping
nozzle from the sample solution before starting the sipping for
the air purge. Measure a series of standard solutions by
repeating this process.
Fig. 3-9 Standard Solution Measurement
NOTE: To execute the measurement of standard solution without
sipping the solution, press the [START] button on the
screen without pushing the sipping lever.
(4) Sample measurement
After the completion of the standard measurement, place the
sipping nozzle in the sample solution, push the sipping lever to
sip the solution, and execute the measurement. When the air
purge is to be performed during or after the measurement
process, take out the sipping nozzle from the sample solution
before starting the sipping for the air purge. Measure a series of
sample solutions by repeating this process.
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Fig. 3-8 Sipping Lever Operation
3.3.2
Sipping
lever