Servomex xendos 1800 Series, Быстрый старт

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xendos 1800 Series
9

If the automatic flow control device option is fitted no external flow
control is necessary, the sample pressure must be between the limits
specified in the previous table and/or the latest Technical Data Sheet.

If the optional automatic flow control device option is not fitted it will be
necessary to regulate the sample pressure / flow within the limits
specified in the previous table to ensure stable operation and to
prevent damage to the measuring cell.

If an external sample pump is used it may be necessary to reduce
pressure pulsing with a reservoir.

The sample exhaust from the analyser should be vented freely to
atmosphere.
WARNING

Verify that connections are leak free at full operating
pressure before applying sample or calibration gases. These
gases may be toxic or asphyxiant.

Consideration should be given to the toxicity, corrosiveness
and asphyxiant nature of the sample and enclosure purging
gas when selecting a vent location.
2.6 Enclosure purge connection
WARNING
If the sample gas is of a toxic or corrosive nature it is recommended
that the enclosure purge option is fitted. If fitted the enclosure purge
must be operational before removing any covers.
The enclosure purge inlet and outlet connection sizes and location are shown in
Figure (A). Supply air or inert gas at 100 to 200ml/minute. Vent the outlet freely
to atmosphere.
2.7 Shut down procedure
Before removing power from the analyser disconnect the sample gas and flush