PRODUCT DATASHEET 407780A Integrating Sound Level Meter Leq and SEL measurements with built-in datalogger and PC interface. Datalogs up to 32,000 readings using included software and USB cable. Applications: - Perform Leq and SEL measurements - OSHA compliance Testing - Noise Ordinance - Machine Noise Evaluation - Data Storage for pertinent records Features • Built-in USB interface with included • 4-digit multifunction LCD with analog bargraph • Precise linearity over wide range (100dB) • Display modes: SPL, SPL MIN/MAX, SEL, and Leq • Tripod mount • Programmable integrating time • Meets IEC 61672-1, 60651/60804 Type 2 and • A and C Frequency weighting • Impulse/Fast/Slow response settings • Datalogging function records up to 32,000 records USB cable, Windows® compatible software, battery, • Real time calendar/clock and case • Analog and alarm output features can be used to Windows® datalogging software ANSI S1.4 Type 2 specifications • Complete with windscreen, adjustment screwdriver, connect with Frequency analyzers, chart recorders, external dataloggers, and sound level alarms Ordering 407780A ........... Integrating Sound Level Datalogger Specifications subject to change without notice. Copyright © 2013-2014 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. Rev. 4/2/14 www.extech.com Specifications Applicable Standards IEC 61672-1, 60651 and 60804 Type 2, ANSI S1.4 Type 2 Accuracy ±1.5dB (ref 94dB@1KHz) Resolution 0.1dB Digital Display 4 digital LCD Measurement Parameters SPL, SPL MIN/MAX, SEL, and Leq Measurement Range 30dB to 130dB Linearity Range 100dB Measurement Frequency Range 31.5Hz to 8KHz Frequency Weighting A and C Response Impulse, Fast and Slow Microphone 1/2 " Electret condenser microphone Sampling time updated every 0.5s Bargraph 4dB steps, 100dB range, 125ms update Display Warning Function Overrange Indicator Underrange Indicator Displayed at the upper limit Displayed at the lower limit Analog AC/DC Output 2Vrms (at full scale), 10mVDC/dB Power Supply Four 1.5V AA batteries, Optional AC adapter Battery Life Approximately 24 hours Dimensions 10.4x2.8x0.8" (265x72x21mm) Weight 10.9oz (310g) Specifications subject to change without notice. Copyright © 2013-2014 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. www.extech.com