Xylem ProLab 1000 BENCH TOP pH METER User Manual

Page 60

Operation

ProLab 1000

ba75576e04

01/2011

Continuing with three-

point to seven-point

calibration

Repeat the steps 12 to 20 in the same way with the third and further
standard solutions as necessary. After finishing the last calibration
step, the new calibration values are displayed as a message ([

i]).

You have the following options:

z Accept the new calibration values with

. Subsequently,

the calibration record is displayed and downloaded to the interface
at the same time.

z To switch to the measured value display without accepting the new

calibration values, press or .

For two-point calibration, select Exit with 2 point calibration with
<

▲><▼> and confirm with

The calibration is completed as a two-point calibration.
The new calibration values are displayed as a message ([

i]).

You have the following options:
z Accept the new calibration values with

Subsequently, the calibration record is displayed and
downloaded to the interface at the same time.

z To switch to the measured value display without accepting

the new calibration values, press or .

[

i] #2 0.020 mg/l 24 °C

[

i] Immerse sensor in std. 3

Set temperature:

24 °C

Continue

Exit with 2 point calibration

Set standard:

0.050 mg/l

ISE