Ph Calibration - Mettler Toledo M400 PA Kurzanleitung

8

pH Calibration

Two Point Calibration
7.0
A
MΩ-cm
25.0
A
°C
Calibrate Sensor
Channel A pH
7.0
H
pH
25.0
A
°C
pH Calibration
Type = 2 point
7.0
H
pH
25.0
A
°C
Press ENTER when
Sensor is in Buffer 1
7.0
H
pH
25.0
°C
Press ENTER when
Sensor is in Buffer 2
7.0
H
pH
25.0
A
°C
Point2 = 6.86 pH
pH = 7.00 pH
16
(PATH: Cal)
While in Measurement mode press the c key. If the display prompts you to enter the
calibration security code, press the m or . key to set the calibration security code,
then press the [ENTER] key to confirm the calibration security code.
u Press the m or . key to select the pH calibration sub function.
A flashing "H" shows the ongoing calibration process.
Select 2 POINT CALIBRATION by pressing the [ENTER] key.
u
Place the electrode in the first buffer solution and then press the [ENTER] key.
u
As soon as the stabilization criteria have been fulfilled (or [ENTER] was pressed in
manual mode) the display changes and prompts you to place the electrode in the
second buffer solution.
u
As soon as the stabilization criteria have been fulfilled (or [ENTER] was pressed in
manual mode) the display changes to show the slope calibration factor "S" and the
offset calibration factor "Z".
u For ISM (digital) sensors select ADJUST, CALIBRATE or ABORT to finish calibration.
For Analog sensors select ADJUST or ABORT to finish calibration. See Voir le chapitre
6 «General Setup», page 13..