LUTRON SL-4023SD
Download Specifications (106.92 KB) Download Instruction Manual (5.11 MB)The Lutron SL-4023SD is a Class 2 Sound Level Meter featuring real-time data logging capabilities. It records data directly onto an integral SD card, allowing for easy transfer and analysis of the data in Excel without the need for additional software. This device is compliant with the IEC61672 Class 2 standard and offers both auto and manual range settings. The auto range spans from 30 to 130 dB, while the manual range provides three options: 30 to 80 dB, 50 to 100 dB, and 80 to 130 dB. It includes A/C frequency weighting, fast/slow time weighting options, and has features like peak hold and data hold. It also records maximum and minimum values. The device can interface with a computer via RS232 or USB and comes with an SD card. Additionally, it boasts a patented design.
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The answer is the different tolerance ranges, which permissible at different reference frequencies.
ADM Instrument Engineering stocks a considered range of sound level meters here in Australia. Our range includes class 1 sound level meters, class 2 sound level meters, personal noise level meters, and accessories.
A noise risk assessment should be carried out when workers and others may be exposed to excessive noise levels.