B&K 2250 Light Bedienungsanleitung PDF herunterladen (Seite 203)

CHAPTER 17

Low Frequency Option BZ-7234

191

2) Select the Sound Level Meter, Frequency Analyzer, Logging, Logging SLM, Enh. Logging

or Enh. Logging SLM project template.

The project template is displayed at the top of the screen, if it does not display the correct

template tap the Project Template Bar at the top of the screen and select the correct

template from the drop-down menu. (See section 3.3.1 for more details on templates.)

3) Tap the Main Menu icon and select Setup.

4) Select Input > Transducer and select appropriate microphone.

5) Select Frequency Settings > Low Frequency Option and select On.

This will enable extra options for the Low Frequency parameter (Frequency Analyzer

module only) and for the frequency weighting parameters (Fig.17.2).

Fig.17.2

Example of additional

parameters with the

Low Frequency Option

parameter set to On

6) Set Low Frequency to Extended.

7) Set:

– Broadband (excl. Peak) to A,G (simultaneous measurement with the two frequency

weightings A and G)

– Broadband Peak to G if you need to measure the G-weighted peak

8) (Frequency Analyzer module only) Set Spectrum Weighting parameter to A, C, Z or G, as

required.

9) Tap to exit Setup.

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B&K 2250 Light Bedienungsanleitung Seite 203