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9
Check concentration
A concentration measurement to check compliance with
the accuracy specified in the technical data set out in the
Dräger Vapor 2000 Instructions for Use can only be carried
out at the manufacturer's facility under precisely calibrated
conditions.
In order to obtain comparable, reproducible values, the following test steps
are necessary.
9.1
Prepare concentration measurement
The vaporizer is not connected.
• Flush out the Irina sensor or the Iria sensor with O
*
(
= 4 L/min +0.5 L/min) for 1 minute.
• Perform a zero calibration on the Irina.
• On the sightglass, check that the vaporizer is at least half full of the
specified anaesthetic. .
• Stabilise the filled vaporizer to a temperature of 20 - 24 °C. Wait for the
temperature to equalise in accordance with the temperature difference
∆Τ (see following table): .
∆Τ
to ± 2 °C
Waiting time
1 hour
• Connect the Irina or Iria to the fresh gas outlet and make sure the
connection is leak-tight.
9.2
Settings for concentration measurement
• If you use an Irina, adjust it to the relevant anaesthetic.
• For the concentration measurement you can use either AIR or O
carrier gas. Set a carrier gas flow of 2.5 to 4 L/min. Select the relevant
test for your carrier gas.
This test list does not replace the inspections and servicing to be carried out by Dräger Medical AG & Co. KGaA
5327.400 Vapor 2000
2
± 6 °C
± 10 °C
3 hours
4 hours
04.99
or AIR
± 20 °C
5 hours
as the
2
Test list
Page 31
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