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YSI AmmoLyt Plus 700 IQ User Manual

Page 38

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Matrix adjustment, check and calibration

AmmoLyt

®Plus

700 IQ

4 - 12

ba76003e01

01/2012

Calibration history

(available in the

IQ S

ENSOR

N

ET

system

2020 XT)

In the calibration history, a calibration has the entries ES1 and ES2 in
the Ref1 and Ref2 columns which the matrix adjustment has not:

Fig. 4-3

Calibration history of AmmoLyt+

The calibration history contains the following information:

Last electrode
zeroing (here, via
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 an electrode zeroing and subsequent calibration or matrix
adjustment, 0 is displayed.

Ref1/Ref2

Depending on the procedure.

Matrix adjustment: Reference concentration [mg/l]
Calibration: Used standard solution

K+

Depending on the procedure.

Matrix adjustment: Potassium 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 unsuccessful.

Invalid calibration or adjustment data were discarded.

Measurement is continued with the last valid values.