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AMI Oxytrace QED
Maintenance
6.8.2
6.8.3
Example
A-96.250.531 / 300617
Pre-test
Reference instrument: AMI INSPECTOR Oxygen
– Check certificate; reference instrument certificate not older
than one year.
– Check battery; Battery of the AMI INSPECTOR Oxygen
should be completely charged. Remaining operating time
on display minimum 20 hours.
– Sensor is in working condition.
On-line instrument: Monitor AMI Oxytrace QED
– Good order and condition; Flow cell free of particles,
Sensor surface free of deposits.
– Check message list; Review the message list in menu 1.3
and check for frequently alarms (as for example flow
alarms). If alarms occur frequently remove cause before
starting the procedure.
Connect the sample lines
The choice of sampling depends strongly on local conditions on
site. Possible sampling:
via sample point,
via T-fitting or
via piggyback/downstream
NOTICE:
•
avoid ingress of air, use screwed fitting,
•
sample as near as possible to the process monitor,
•
wait approx. 10 minutes, whilst measurement is running,
until measurement value and temperature are stabilized.
As an example following picture shows the connection of the refer-
ence instrument via T-fitting to the process monitor.
53
- Quick Links:
- Electrolyte Exchange
- Calibration
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