Sound Level Meter; Class 1, SD Card Data Logger

The SL-4033SD from Lutron is a top-tier s Class 1 sound level meter. It's equipped with a built-in datalogger that logs data in real-time, directly saving it on a detachable SD memory card. This feature simplifies the process of transferring and examining the data in a spreadsheet application. Adhering to the IEC61672 Class 1 standards for both frequency and time weightings, this meter guarantees precise measurements.

It provides a versatile measuring range with an automatic setting that spans from 30 to 130 dB. For more specific needs, it also offers three manual settings: 30 to 80 dB, 50 to 100 dB, and 80 to 130 dB. Users can choose between A and C frequency weightings and select either a fast or slow response time for their measurements.

This meter also has functionalities like peak and data hold, as well as the capability to log the highest and lowest readings. For those looking to connect the device to a computer, it includes interfaces for both RS232 and USB. Each unit comes with an SD card, and the device itself is a result of a unique, patented design, ensuring both innovation and reliability in its use.