11
8.
Repeat the new sensor routine once more. If the M and C meet the passing criteria in section as shown
in the box below, the sensor is ready to analyze samples.
To run a calibration manually from the touchpad:
1.
Press
MENU
.
2.
Arrow down to select
Operation
and press
ENTER
.
3.
In the Operation menu, arrow down to select
Run Calibration
and press
ENTER
.
4.
The analyzer will beep. Check to ensure that the flow line from Port A is placed in the vial containing
your Calibration solution, and that the correct COD range is selected. Press
ENTER
.
5.
Partway through the calibration, the system will beep again. Press
ENTER
to continue.
6.
Repeat these steps to perform the second calibration.
An M value will be displayed on the screen upon calibration completion. Pressing the left arrow button will display
the C value. Verify that the M and C values are within the recommended ranges prior to running samples (see
box below). Note that M and C values vary from sensor to sensor, and will fluctuate with sensor age. The M and
C values should be consistent between daily calibrations (i.e. M +/- 0.03, C +/- 50uC). A third calibration may be
required if M and C values vary beyond these limits.
M and C values are also stored in the calibration log.
To access the Calibration Log manually from the touchpad:
1)
Press
MENU
, select
Data
and press
ENTER
.
2)
In the Data menu, select
Calibration Log
and press
ENTER
.
4.6 PeCOD® Menu Structure
The menu structure is classified into the following four categories:
1.
Data
2.
Operation
3.
Set up
4.
Diagnostics
Each of the above categories contains sub level functions / parameters, as listed in the following tables.
0.02 < M < 0.06
Advanced Blue: 50 < C < 300
Green: 150 < C < 700
Yellow: 200 < C < 750
Red: 250 < C < 800
