Soft-db Opus Suite SLM 4-Ch Module Manual de usuario descargar pdf (Pagina 44)

8.4.1.1 Instantaneous Record Mode

The Instantaneous Record Mode records instantaneous values at a rate defined by the Instant Rate.

This record mode allows for more flexibility in post-processing, but creates much larger files.

Use this record mode is recommended for taking short measurements that require high temporal

resolution like impulsive events.

Available Data

Data Type

Measure Type Record Type

Freq Weighting

Global

SPL Slow

Instantaneous

A, C or Z

SPL Fast

SPL Impulse

SPL Peak

Leq and SEL

1/3 Octave Spectrum

SPL Slow

Instantaneous

A, C and Z

SPL Fast

SPL Impulse

Leq and SEL

FFT Spectrum

Leq and SEL Instantaneous

A, C and Z

Note: Only Z weighting is recorded for spectrums as frequency weighting can be applied in post-

processing.

Post-Processing Options

The available operations for this record mode on post-processing are:

• Free event masking on the time-history

• Free redefinition of averaging periods

• Calculating stats on Global SPL and 1/3 Octave SPL Spectrum

8.4.1.2 Average Record Mode

The Average Record Mode records averaged values at a rate defined by the Leq Average Time. This

record creates smaller files, but allows for less flexibility in post-processing.

This record mode is recommended for taking long measurements that do not require high temporal

resolution such as environmental noise measurements.

Available data

Data Type

Measure Type Record Type

Freq Weighting

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 69 70

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Soft-db Opus Suite SLM 4-Ch Module Manual de usuario Pagina 44

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