Swann AMI Phosphate-II Operator's Manual page 41

AMI Phosphate-II
Maintenance
Verification
procedure
Verification
history
A-96.250.641 / 290121
Navigate to the menu 3.2.1 (Maintenance\Service\Verification) and
follow the dialog on the screen.
Note: Start any time, if a measuring cycle is in progress wait for
next prompt.
1 Stop sample flow by closing the flow regulating valve. Wait for
next prompt: Constant head will be drained and an automatic
zero will be defined.
2 Unscrew the cover from the photometer.
3 Insert the verification filter.
4 Press [Enter to continue.
5 Align the triangle shape either to the front– or backside and ad-
just it so, that the display of the AMI transmitter shows minimal
absorbance.
6 Press [Enter] to save the verification measurement. The verifica-
tion is successful if the difference is within the limits. [Enter] to
continue.
7 Remove filter, close the photometer and open regulating valve.
[Enter to finish and [Exit] to the main display.
The history of the verification can be viewed in menu 2.2.1.5
<Diagnostics \Sensors\FOME Sensor \Ver. History>
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