Noise Meter Guide

The Nor145 is a Class 1 measurement device which is intended for use as a handheld measurement device.

Local Measurement Data

Data saves internally to the meters 32 GB Transend Industrial card and supports up to 64 GB.

The instrument can measure parameters such as LAeq, Lmax, Lmin, Ln, Lpeak in A, C & Z weighting with octave and third octave logging and logging down to 5 ms.

The instrument is powered a lithium battery which will power the the device for up to 8 hours.

Download Utility Software (NorConnect)

The instrument uses NorConnect for transfer of the measurement data to excel.

Reporting Software (NorReview)

The instrument uses NorReview for reporting and recalculating measurement data. A licence is required to operate the software.

Calibration

To calibrate your noise monitor you will need either a 94 dB or 114 dB calibrator with a 1/2 microphone input or adapter. Place the calibrator on the end of the microphone and navigate to the calibration panel. The approximate sensitivity is around -26 dB typically.

Calibration is required every two years for the instrument and every one year for the calibrator which can be done in our accredited UKAS laboratory.

Instrument Guides

Software Guides

Norsonic supply NorXfer which is integrated into NorReview.

Software Downloads

The instrument software can be downloaded here:

Norsonic.com/downloads