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System functions
ProLab 4000
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6.7.2
Temperature measurement
For reproducible measurements it is essential to determine the corre-
sponding temperature value.
The measuring system receives the temperature value from:
a temperature sensor integrated in the sensor,
a temperature sensor integrated in another sensor,
an external temperature sensor NTC30 or Pt1000, or
manual input of the temperature value.
On the display, the used temperature sensor is labeled with
TP
,
pH1 TP
,
pH2 TP
or
Cond TP
.
Using an integrated
temperature sensor
Sensors with an integrated temperature sensor always measure the
measured parameter and temperature simultaneously. If the integrated
temperature sensor is recognized, the measured temperature value
and the
TP
status indicator appear on the display.
Using the temperature
sensor of another
sensor
If no temperature sensor is available for a pH/ISE channel, you can
measure the temperature with the integrated temperature sensor of
another sensor.
To do so proceed as follows:
Using an external
temperature sensor
If you want to measure the temperature using an external temperature
probe, proceed as follows:
1
Immerse two electrodes in the measuring sample.
2
Highlight a channel in the measured value display.
3
In the sensor menu, select the
Alternative TP
menu item, e.g.
Measuring
/
Alternative TP
.
The temperature measurement is active.
For checking purposes, the used temperature sensor is
indicated on the display.
1
Connect a temperature sensor to the measuring module.
2
Immerse the temperature sensor in the test sample.
The measured temperature value is shown on the display.
Summary of Contents for ProLab 4000
Page 4: ...ProLab 4000 4 ba75646e03 12 2012...
Page 10: ...Contents ProLab 4000 10 ba75646e03 12 2012...
Page 20: ...Overview ProLab 4000 20 ba75646e03 12 2012...
Page 30: ...Commissioning ProLab 4000 30 ba75646e03 12 2012...
Page 68: ...System functions ProLab 4000 68 ba75646e03 12 2012...
Page 138: ...Ion concentration ProLab 4000 138 ba75646e03 12 2012...
Page 184: ...Recorder ProLab 4000 184 ba75646e03 12 2012...
Page 202: ...What to do if ProLab 4000 202 ba75646e03 12 2012...
Page 216: ...Lists ProLab 4000 216 ba75646e03 12 2012...
Page 227: ......