Shutting Down and Packing the Gas Analyzer 131
Shutting Down and Packing the Gas Analyzer
Shutting Down the Gas Analyzer
Shutting Down the Gas Analyzer
In the case of a temporary shutdown:
1 Shut off the sample gas.
2 Purge the gas lines and gas feed paths in the gas analyzer with dry
fresh air or nitrogen for at least 5 minutes.
3 Switch off the power supply to the gas analyzer.
In the case of a long-term shutdown, carry out the following in
addition:
4 Remove the gas lines from the gas analyzer ports. Tightly seal the
gas ports.
5 Disconnect the electrical leads from the gas analyzer.
Fidas24: Gas Analyzer Shutdown
In the case of a temporary shutdown:
1 Turn off the sample gas supply.
2 Purge sample gas line with nitrogen for at least 5 minutes from the
sampling point.
3 Set the gas analyzer to standby operation (see page 115). In case of
corro
sive and flammable gases set the gas analyzer to standby
operation with detector purging.
4 Shut off combustion air supply and combustion gas supply.
In the case of a long-term shutdown, carry out the following in
addition:
5 Shut off instrument air supply.
6 Switch off the gas analyzer power supply.
7 Remove the gas lines from the gas analyzer ports. Tightly seal the
gas ports.
8 Disconnect the electrical leads from the gas analyzer.
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