Buchi DuMaster D-480 User Manual download pdf (Page 21)

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101

2 - Basic security settings 21

 Front door

 Left side door

 Rear wall

 Instrument cover.

The casing separates hot, live parts from the surroundings.

Protective earth conductor

The electrical components of the analyzer are grounded by a protective earth conductor:

 The first protective earth conductor is located on the rear wall of the analyzer.

 The second protective earth conductor is located outside the cover of the electrical area (arrow).

 The third protective earth conductor is located intside the cover of the electrical area (arrow).

If the protective earth conductor connections need to be detached, they must be re-connected

correctly when re-assembling.

Waste gas lines

The operator is obliged to connect waste gas lines if the national limits for toxic gases in workplace air

are exceeded. The waste gas lines must discharge into the open or into an exhaust hood. The end of

the waste gas lines must discharge into the open at a location protected from the wind as pressure

fluctuations, e.g. caused by wind, cause detector instabilities.

In addition, the installation room should be well ventilated.

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Buchi DuMaster D-480 User Manual Page 21

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