LABEC M-TIT-5 User Manual

Page 40

9.2.3 Mode Titration

User could select suitable mode according to your own need, press ‘Titration’ button, the
meter will display ‘Start Mode Titration?’ press ‘Enter’ button to start mode titration

Select Mode 01/02

HC1 ---﹥

NaOH(0.1)

K2Cr207 ---﹥

Fe2+(0.1)

Mode HC1 → NaOH (0.1)

Ph titration

Number of end point: 1

2003/06/15 00:00:00

First end point

sample volume

10.0mL

End point:

7.00pH

Time delay:

10s

Concentration

of Titrant

End point switch:

0.1000

Exit

Enter

Start Mode Titration?

PgDn

PgUp

Save as Delete Titrate Stir Calibrate

Diag. 51 Start Mode Titration

9.2.4 Set Stirring Speed

Press ‘Stir’ button, meter displays ‘Set Stirring Speed?’ , user could set the speed of stirrer,
please see chapter 10.1 Set Speed of Stirrer for details.

9.2.5 Calibrate Electrode Slope

Press ‘Calibrate’ button, meter displays ‘Calibrate Electrode Slope?’, user could re-calibrate
the electrode slope, please see chapter 11 Electrode Calibration.

10. Set System Parameter of the Meter

The system parameter of meter includes: Speed of Stirrer, System Time, Type of Printer,

Burette and Burette Coefficient.

Note: user must set correctly the burette, burette coefficient, type of printer, system date and time,
etc
Note:The meter has the function of protection from electricity cutting off. The stored data and
parameter will be kept even if the meter is switched off or unusual electricity cutting off happens.

In order to operate the meter correctly, for the first time, user must check whether the set parameter
accords with operating condition. If not, new parameter must be set. In ordinary operation, if user
finds some mistaken of operating condition, date or time, please set relevant parameter again.
In starting status, press ‘Set’ button in menu, select relative item to set the corresponding parameter.