Cleaning The Cell Adapter; Recalibration - MERCK RQflex plus 10 Modo De Empleo

Cleaning the cell adapter

When?
The strip adapter must be cleaned immediately if any sample solution is inadver-
tently spilled in the measurement chamber.
How?
1. Switch off the instrument by pressing the ON/OFF button.
2. Carefully pull the cell adapter out of the case.
3. Clean the components with water and a mild detergent.
5. Dry the cell adapter and optics immediately.
6. Reinsert the cell adapter into the instrument.

Recalibration

en
The recalibration set consists of an internal standard (light grey plastic compo-
nent), a bar-code strip for calibration, and a white calibration strip.
When?
1. Once a week as regular maintenance.
2. In the case of suspect measurement results.
3. After a change of the strip adapter and/or the internal standard or batteries.
4. After severe mechanical distress (e. g. fall).
5. In the case of the error message (OPT or ERR).
How?
1. Clean the strip adapter thoroughly. Take care that the internal standard
has not changed color (if necessary exchange the internal standard, Cat. No.
1.16953.0001).
2. Keep the instrument at room temperature for at least 30 minutes.
3. Insert the adapter and switch on the instrument.
4. Insert the bar-code strip for calibration. CAL appears in the display.
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5. Insert the calibration strip of the recalibration set into the strip adapter as
shown in the diagram, and ensure that it is correctly positioned. Take utmost
care to ensure that the calibration strip is clean.
6. Press the START key. The instrument is recalibrated, the CAL message disappears
from the display, and the instrument switches off automatically.
7. Store the recalibration set in the supplied packaging materials, taking care to
protect it from light.
Important
When the batteries are low (display
code strip for calibration. Change the batteries first.
If the calibration strip is not inserted into the measurement chamber, an acoustic
signal sounds after the START button is pressed. The blinking CAL symbol in the dis-
play prompts you to insert the calibration strip.
) the instrument will not accept the bar-
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