extech

Extech 407780A: Integrating Sound Level Meter with USB

Category:

Description

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 specifi cations
• Complete with windscreen, adjustment screwdriver, USB cable, Windows® compatible software, battery, and case.

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 Displayed at the upper limit
Underrange Indicator 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 10.4×2.8×0.8″ (265x72x21mm)
Weight 10.9oz (310g)

Additional information

Brands
Labels