1. Use the
or
to select a language from a list.
2. Confirm with
. The measurement screen shows DATA OUTPUT.
3. Select Deactivated if no printer or PC is connected and confirm.
Refer to
Select the data output
about Data Output.
Section 6 Standard operation
6.1 Calibration
D A N G E R
Chemical exposure hazard. Obey laboratory safety procedures and
wear all of the personal protective equipment appropriate to the
chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
6.1.1 Calibration settings
The calibration settings contain Calibration type, Calibration frequency
and Display options.
1. From the main menu use the
Confirm.
2. Use the
to enter the calibration menu.
3. Use the
or
to select the following options:
Option
Description
Stability C.:
Criterion by stability—select Fast, Standard or Strict.
Calibration type
Calibration type—select Technical buffers,
DIN19266 Buffers, User Buffers, To a X value, data
introduction or Theoretical calibration. Refer to
Calibration types
on page 11 for more information
or
to select CALIBRATION.
on page 9 for more information.
Option
Description
Cal. frequency
Calibration reminder—can be set between 0–7 days
(default daily). The display shows the remaining time to
the new calibration. Refer to
on page 10 for more information.
Display mV
Display mV—select YES or NO to show mV.
Standard 220 mV Standard 220 mV—calibrate with a 220 mV standard
solution
To a X value
To a X value—use a specific standard solution. Adjust
the value during the calibration.
Data introduction Data introduction Compensation—enter the
compensation value
Factory adjust
Factory adjust—enter the compensation value
6.1.1.1 Calibration types
Different calibration types can be selected.
1. From the main menu use the
Confirm.
2. Use the
to enter the calibration menu.
3. Use the
or
to select Calibration type.
Option
Description
Technical buffers
pH 2.00, 4.01, 7.00, 9.21 and 10.01 at 25 °C
(77 °F)
DIN19266 Buffers
pH 1.679, 4.006, 6.865, 7.000, 9.180, 10.012 and
12.454
User Buffers
Selected when the technical or DIN19266 buffers
are not used. Refer to
(DIN 19267)
specific buffer sets at varying temperatures.
Calibration to a X value To adjust manually any scale value of the
measured pH.
Set the calibration reminder
or
to select CALIBRATION.
Technical buffer solutions
on page 18 for pH values of
English 9