Knick Portavo 902 PH Kurzübersicht Seite 8

8
pH Configuration
Prior to measurement, a configuration should be performed to match
the connected sensor and the desired measurement performance.
Furthermore, you can select the suitable calibration method.
The following table gives you an overview. Factory settings are
shown in bold print.
Measurement
"Setup" display
Display 1
Display 2
CAL Timer
CAL
CAL POINTS
BUFFER SET
(CALIMATIC,
FREE CAL)
Auto OFF
Temp Unit
Time Format
Date Format
Default
This icon prompts you to select a menu item using the arrow keys –
the selection is confirmed by pressing set.
Select using arrow keys, confirm by pressing set.
pH x.xx / pH x.xxx / mV /
OFF / date + time / date / time
OFF / 1 ... 99 days
CALIMATIC/Manual/DATA INPUT/(ISFET-Zero)/FREE CAL
1 / 2 / 3 / 1-2-3 (for CALIMATIC, Manual, FREE CAL)
-01- Mettler Toledo
-02- Knick CaliMat
-03- Ciba (94)
-04- NIST technical
set
-05- NIST standard
-06- HACH
-07- WTW techn. buffers 2.00/4.01/7.00/10.00
-08- Hamilton
-09- Reagecon
-10- DIN 19267
OFF/ 0.1h / 1h / 6h / 12h
°C / °F
24h / 12h
dd.mm.yy / mm.dd.yy
NO / YES (reset to factory settings)
Configuring
(°C for analog pH only)
2.00/4.01/7.00/9.21
2.00/4.00/7.00/9.00/12.00
2.06/4.00/7.00/10.00
1.68/4.00/7.00/10.01/12.46
1.679/4.006/6.865/9.180
4.01/7.00/10.01/12.00
2.00/4.01/7.00/10.01/12.00
2.00/4.00/7.00/9.00/12.00
1.09/4.65/6.79/9.23/12.75