Precision Sound Level Meter

Product Code: 165

Precision sound level meters designed to meet IEC 61672-1 Class 2 with accuracy of 1.4dB. An electret condenser microphone ensures accurate and repeatable readings. A modern ergonomically shaped grip, high-intensity backlight and USB interface make these sound level meters extremely convenient to use.

The South-51 Sound Level Meter has a USB interface for real time download of readings to a PC. South-52 Data Logging Sound Level Meter can store up to 32,600 readings on the instrument, with a USB interface for download of stored readings to a PC.

Features:

Auto ranging 30 to 130dB
Manual ranges 30~80dB, 50~100dB, 80~130dB
Large LCD display with function indicators, quasi-analogue bargraph and backlight
User selectable A & C frequency weighting
Fast or slow response
Max/min & hold measurements
Data logging for 32,600 readings (South-52)
Data sampling interval can be set by the user from 1 second to 59 seconds (South-52)
Over range and under range indication
Low battery indication
Auto power off after 15 mins of no activity
Standard 4mm camera bush for tripod mounting
USB interface for data transfer to a PC
Analogue output AC: 1 Vrms, DC: 10mV per dB
User calibration via a potentiometer using a standard sound level calibrator
Supplied with battery, wind muffler, tripod, USB cable (2m), software & carry case

Technical Specifications

Range: 30 to 130dB
Resolution: 0.1dB
Accuracy: ±1.4dB
Frequency Range: 31.5Hz~8KHz
Power: 9V PP3 Battery ALR-61
Dimensions: 278 x 76 x 50mm
Weight: 350g

Calibration Certificate available (Please contact us for details)