Dräger Aerotest Instrucciones De Uso página 30

en Use
Preparing the adapter (for Aerotest Alpha only)
Prepare the adapter for use, if necessary.
WARNING
Explosion hazard
Work free of oil and grease. Wear goggles.
a. Perform a visual inspection on all components to check for
contamination. If required, clean with breathing air
according to DIN EN 12021 by blowing off.
b. Insert the supplied copper sealing ring into the plug nipple.
c. Screw in the plug-in coupling by hand as far as it will go.
d. Use an appropriate tool to tighten the connection a quarter
turn further.
e. Check the seal with soapy water. Bubbles must not form for
60 seconds.
f. If the adapter is leaking, tighten the connection further up
to max. one quarter turn and retest.
g. The adapter is ready for use.
If the connection is still leaking, contact Dräger Service.
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4. Connect the measuring
device (2) to the pressure
regulator (plug-in
connector).
High-pressure system:
The pressure regulator is

preset to 8.5 bar.
Low-pressure system:
CAUTION
If the outlet pressure is not correctly set, this can lead to
measurement errors.
Check the outlet pressure before every measurement.
The outlet pressure of the pressure regulator can be set

differently should the inlet pressure change. In this case the
outlet pressure must be readjusted using the hand wheel
on the pressure regulator. To do this, pull out the hand
wheel and turn it to set the correct pressure of 3 bar on the
pressure gage.
2