GAS GC-IMS, Руководство пользователя

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GC-IMS
– User Manual
115/214
7.5 Prepare the device for operation
Before using the device for the first time or after being disconnected from the
nitrogen source for some time it must be cleaned to ensure proper operating
conditions. In this case start the
cleaning mode
.
An appropriate cleaning period duration must be chosen depending on how long the
device was switched off and on the extent of contamination. It is recommended to
clean the device for at least
15 hours
before operating it for the first time. If the
Spectrum is not clean repeat the process. A
reference spectrum
for the evaluation
can be found in the supplied
Analytical Approval
.
INFORMATION!
After the cleaning process the device needs at least
2 hours
to cool
down the internal components to their required temperatures.
The duration of the cool down process is depending on the
temperature default settings.
1
Inspect spectrum for
contamination. Control
the baseline. Start
cleaning when
contaminated.
Contamination is
indicated by peaks or the
disappearing of the RIP.