wtw Cond 7310, Operating Manual

Page: 30 / 60

Settings Cond 7310
30
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6.1.2 Calibration interval
The calibration evaluation is displayed as a sensor symbol.
The sensor symbol flashes after the adjusted calibration interval has expired. It
is still possible to measure.
Setting the calibra-
tion interval
The calibration interval is set to 150 days in the factory.
You can change the interval (1 ... 999 days):
Measurement /
Temp. comp.
(TC)
/ Reference temp.
20 °C
25 °C
Reference temperature
This setting is only available for the
measured parameters,
ϰ
and
ρ
.
Measurement
/ TDS factor
0.40 ... 1.00 Factor for TDS value
Measurement /
Stability control
On
Off Switches on or off the automatic stabil-
ity control during measurement (see
section Stability control (AutoRead) &
HOLD function, page 23 )
Measurement /
Temperature unit
°C
°F
Temperature unit,
degrees Celsius or degrees Fahren-
heit.
All temperature values are displayed
with the selected unit.
Reset - Resets all sensor settings to the deliv-
ery condition (see section 6.3.1 R
ESET
-
TING THE MEASUREMENT SETTINGS
,
page 33).
To ensure the high measuring accuracy of the meter, calibrate after
the calibration interval has expired.
Menu item Possible
setting Description
1. Open the menu for measurement settings with [Menu] <F1> .
2. In the Calibration / Calibration interval menu, set the calibration interval
with <

><

> .
3. Confirm the setting with <ENTER> .
4. Quit the menu with <M> .