SPER Scientific Integrating Sound Datalogger

SPER Scientific Integrating Sound Datalogger. Calculates Spl And Leq. SPER Scientific’S Integrating Sound Datalogger Measures Sound Pressure Level (Spl) According To A Or C Weighting And Integrates The Weighted Spl Over An Established Length Of Time, Such As An 8-Hour Workday, To Calculate Cumulative Sound Exposure (Leq). Test Parameters Are Simultaneously Displayed On A Large, Bright, Backlit Display, Featuring 0.1 Db Resolution And A Bar Graph. Up To 64,000 Data Records Can Be Stored In The Meter, Saved, Graphed, And Processed On A Computer Through The Usb Interface And Included Software. The Bidirectional Usb Port And Software Also Enable Control Of The Meter Via Its On-Screen Image. Features Include Spl And Leq Sound Level Readings, Fast And Slow Time Weighting, A And C Frequency Weightings, And Over-Limit And Under-Limit Alarms. A Single Dynamic 30 To 130 Db Range Eliminates The Need To Manually Select Ranges And Prevents Data Errors During Range Changes In Auto-Ranging Models. Accurate Within ±1.0 Db, And Meets Or Exceeds All Other Specs For An Iec 61672:2013 Class 2 And Ansi S1.4:2014 Type 2 Meter. Calibrate In Compliance With Osha Using Acoustical Calibrator 850016. Comes In A Foam-Lined Protective Carrying Case, Complete With A Windscreen, Usb Computer Connection Power Cable, Instructions, Calibration Tool, Recorder Output Plug, And 4 Aa Batteries, Which Provide About 30 Hours Of Use And Free Downloadable Software. - SPER