AMI INSPECTOR Oxygen
Maintenance
A-96.250.701 / 140716
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Level 1:
Trend;
Measurement used as an additional informa-
tion to follow the process indicating trends.
Level 2:
Standard;
Monitoring of several parameters of a pro-
cess (e.g. oxygen, saturation). In case of instrument failure,
other parameters can be used for process monitoring.
Level 3:
Crucial;
Monitoring of critical processes, value is
used for control of another part or subsystem (valve, dosing
unit, etc.).
Additional level:
Quality level 4:
User;
User defined inspection interval, maxi-
mal deviation of temperature and measuring result.
Procedure
The standard workflow includes the following steps:
1
Activate SWAN Quality assurance procedure
2
Pre-test
3
Connect instruments
4
Carry out comparison measurement
5
Completion of the measurement
NOTICE:
The procedure should only be carried out through
qualified personnel.
Materials / Inspection equipment:
Reference instrument: AMI Inspector Oxygen
Two tubes made of PA
Quality Level
max. deviation
temperature [°C]
a)
max. deviation
result [%]
min. inspection
interval
0: Off
Off
Off
Off
1: Trend
0.5 °C
10 %
annual
2: Standard
0.4 °C
5 %
quarterly
3: Crucial
0.3 °C
5 %
monthly
4: User
0 - 2°C
0 - 20%
annual, quarterly,
monthly
a) sample temperature must be 25 °C +/-5 °C.