Extech 407780A Integrating Sound Level Meter with USB

The Sound Level Meter complies with the requirements of IEC 61672‐1:2003 standard for a Class 2 instrument.

Calibration Certificate not included by default. Please purchase part number 407780A-NIST if a traceable calibration certificate is required with the instrument.

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

• 4-digit multifunction LCD with analog bargraph
• Precise linearity over wide range (100dB)
• Display modes: SPL, SPL MIN/MAX, SEL, and Leq
• Programmable integrating time
• A and C Frequency weighting
• Impulse/Fast/Slow response settings
• Datalogging function records up to 32,000 records
• Real time calendar/clock
• Analog and alarm output features can be used to connect with Frequency analyzers, chart recorders, external dataloggers, and sound level alarms
• Built-in USB interface with included Windows® datalogging software
• Tripod mount
• Meets IEC 61672-1, 60651/60804 Type 2 and ANSI S1.4 Type 2 specifications
• Complete with windscreen, adjustment screwdriver, USB cable, Windows® compatible software, battery, and case