pH value
pH/ION 3310
30
ba77052d01
03/2014
5.2.6
Calibration data
Displaying the cali-
bration data
The calibration record of the last calibration is to be found under the menu item,
<ENTER>
/
Calibration
/
Calibration record
. To open it, press the
<CAL__>
key
in the measured value display.
Subsequently, you can transmit the displayed calibration data to the interface,
e.g. to a PC, with the
<F2>
[USB output]
key.
Displaying the
cali-
bration data storage
The calibration records of the last calibrations (up to 10) are given in the menu,
<ENTER>
/
Calibration
/
Calibration data storage
.
Determined
values
Displayed calibration data
1-point
Asy
Zero point =
Asy
Slope = Nernst slope
(-59.2 mV/pH at 25 °C)
2-point
Asy
Slp.
Zero point =
Asy
Slope =
Slp.
3-point to
5-point
Asy
Slp.
Zero point =
Asy
Slope =
Slp.
The calibration line is calculated by lin-
ear regression.
You can display the slope in the units, mV/pH or % (see section
8.1.1 S
The calibration record is automatically transmitted to the interface
after calibrating.
Summary of Contents for WTW pH/ION 3310
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