Lutron Class 1 Sound Level Meter
Model: SL-4033SD
* Real time data logger, save the data into the SD memory card and can be downloaded to the Excel,
extra software is no need.
* Frequency and time weighting meet IEC61672 class 1.
* Auto range : 30 to 130 dB.
* Manual range : 3 ranges
30 to 80 dB, 50 to 100 dB, 80 to 130 dB.
* A/C frequency weighting.
* Fast/slow time weighting.
* Peak hold, Data hold.
* Record (Max., Min.).
* RS232/USB computer interface.
* Optional wind shield ball, SB-01.
* Patented.