Measurement Procedure C - MERCK RQflex plus 10 Mode D'emploi

Measurement procedure C

This procedure is used to evaluate cells. Insert the cell adapter.
How?
1. Switch on the instrument by pressing the ON/OFF button.
2. Press the TEST button until the arrow indicates the desired test-method memory.
3. Compare the first three digits of the batch number of the Reflectoquant® pack.
This reference number must be the same as the one displayed (otherwise recali-
brate, see page 10).
4. Press the START button. The lid must be closed. Where applicable, the waiting
time appears in the display, e. g. 240 seconds.
5. Proceed as described in the respective Reflectoquant® plus test package insert.
Press the START button anew to activate the stopwatch function (A). When the
waiting time has expired, the reaction time appears in the display, e. g. 5 sec-
onds (B).
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6. Insert the cell containing the blank solution into the cell adapter, close the lid,
and press the START button (A). An acoustic signal sounds while the blank is
being measured.
Two alternately blinking cell symbols on the display then prompt you to insert
the cell containing the sample solution (B).
7. After inserting the cell, close the lid and press the START button anew (A). An
acoustic signal
sounds while the sample is being
The measurement result is shown in the display in the units for the respective
test, e. g. mg/l, and is automatically stored (B).
8. After measurement, immediately remove the cell from the cell adapter.
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measured.
2
MEM START
CODE
TEST ON/OFF
1 2 3 4 5
4
MEM START
SEC
TEST ON/OFF
5A
MEM START
SEC
TEST ON/OFF
5B
MEM START
SEC
TEST ON/OFF
6A
MEM START
SEC
TEST ON/OFF
6B
MEM START
SEC
TEST ON/OFF
7A
MEM START
SEC
TEST ON/OFF
7B
MEM START
TEST ON/OFF
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