Matrix adjustment, check and calibration
VARiON
®
Plus
700 IQ H
36
ba76207e02
12/2020
Calibration history
1
In the measured value display, select the sensor with
<
>
and
confirm with
<OK>
. The
Anzeige/Optionen
menu pops up.
2
Display the individual calibration histories.
Fig. 4-1
Calibration history with matrix adjustments (example: VARiON A)
The calibration history provides the following information:
Last zeroing (here,
by calibration)
Chronological list
with the last matrix
adjustments and
calibrations
Date
Date of the calibration or matrix adjustment
S
Slope [mV] of the electrode.
Note: After a matrix adjustment, the values for the slope are marked
by a star (*) because they were not changed by this procedure.
DV
Drift voltage [mV]
After zeroing and subsequent calibration or matrix adjustment, 0 is
displayed.
Ref1
/
Ref2
Depending on the procedure.
Matrix adjustment: Reference concentration [mg/l]
Calibration: Standard solution used (
ES1
,
ES2
)
K+, Cl-
Depending on the procedure.
Matrix adjustment: Interfering ions concentration [mg/l]
Calibration: Standard solution, VARiON
®
/ES-2
P
Procedure (
1
= matrix adjustment,
3
= calibration)
T
Temperature [°C]
R
Evaluation of the calibration or matrix adjustment
+
:
Calibration or matrix adjustment.
The sensor measures with the new calibration or adjustment
data.
?
:
Calibration or matrix adjustment not accepted
and not saved. Measurement is continued with the last valid val-
ues.
Summary of Contents for YSI VARiON Plus 700 IQ H
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