VWR MD 8000 L, Operating Manual

Page: 64 / 98

Settings MD 8000 L
64
ba77218e01 11/2018
11.1.3 Calibration interval
The calibration evaluation is displayed as a sensor symbol.
Setting the calibra-
tion interval
The calibration interval is set to 7 days in the factory.
You can change the interval (1 ... 999 days):
11.2 ORP measurement settings
11.2.1 Settings for ORP measurements
The settings are made in the menu for measuring settings of the ORP measure-
ment. To open the settings, display the required measured parameter in the
measured value display and press the
<OK>
key. After completing the set-
tings, switch to the measured value display with
<MODE>
.
Default settings are printed in bold .
11.3 D.O. measurement settings
11.3.1 Settings for D.O. sensors
(menu for measurement and calibration settings)
Settings The settings are available in the menu for measurement and calibration set-
tings. To open the settings, display the required measured parameter in the
measured value display and press the
<OK>
key. After completing the set-
To ensure the high measuring accuracy of the measuring system,
calibrate after the calibration interval has expired.
1. Open the menu for measurement settings with
<OK>
.
2. In the Calibration / Calibration interval menu, set the calibration interval
with
<

><

>
.
3. Confirm the setting with
<OK>
.
4. Quit the menu with
<MODE>
.
Menu item Possible setting Explanation
mV resolution 0.1
1
Resolution of the mV display
Reset - Resets all sensor settings to the
delivery condition (see section
11.7.1 R
ESETTING THE MEASURE
-
MENT SETTINGS
, page 71).