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Product/Service >> Sound level meter >> Extech 407780A: Integrating Sound Level Meter with USB
| Extech 407780A: Integrating Sound Level Meter with USB Code: 001022 Description:
เครื่อง มือวิทยาศาสตร์ อุปกรณ์วิทยาศาสตร์ > เครื่องวัดเสียง > เครื่องวัดระดับความดังเสียง > Sound Level Meter/Datalogger > Display modes: SPL, SPL MIN/MAX, SEL, and Leq
407780A: Integrating Sound Level Meter with USB ยี่ห้อ Extech, USA
Leq and SEL measurements with built-in datalogger and PC interface
The 407780A is an integrating sound level meter with USB. The meter takes Leq and SEL measurements with A and C frequency weighting options. The meter has a built in datalogger that records up to 32,000 records and PC interface to easily access your logged information. Its 4 digit multifunction LCD has an analog bargraph and digital reading. With the 407780A you can program integration times, utilize impulse, fast or slow response settings and benefit from alarm features. Complete with windscreen, adjustment screwdriver, USB cable, Windows compatible software, battery, one year warranty and case.
Features:
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4-digit multifunction LCD with analog bargraph
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Precise linearity over wide range (100dB)
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Display modes: SPL, SPL MIN/MAX, SEL, and Leq
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Programmable integrating time
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A and C Frequency weighting
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Impulse/Fast/Slow response settings
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Datalogging function records up to 32,000 records
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Real time calendar/clock
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Analog and alarm output features can be used to connect with Frequency analyzers, chart recorders, external dataloggers, and sound level alarms
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Built-in USB interface with included Windows® datalogging software
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Tripod mount
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Meets IEC 61672-1, 60651/60804 Type 2 and ANSI S1.4 Type 2 specifi cations
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Complete with windscreen, adjustment screwdriver, USB cable, Windows® compatible software, battery, and case
For complete specs please download the product datasheet (not available for some accessories)
Specifications:
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Applicable Standards |
IEC 61672-1, 60651 and 60804 Type 2, ANSI S1.4 Type 2 |
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Measurement Range |
30 to 130dB |
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Basic Accuracy |
±1.5dB |
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Resolution |
0.1dB |
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Digital Display |
4 digital LCD |
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Measurement Parameters |
SPL, SPL MIN/MAX, SEL, and Leq |
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Measurement Frequency Range |
31.5Hz to 8KHz |
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Linearity Range |
100dB |
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Frequency Weighting |
A and C |
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Response Time |
Impulse, Fast and Slow |
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Condenser Microphone |
Detachable 0.5" (12.7mm) |
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Sampling time |
updated every 0.5s |
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Bargraph |
4dB steps, 100dB range, 125ms update |
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Analog AC/DC Output |
2Vrms (at full scale), 10mVDC/dB |
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PC Interface |
Yes |
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Datalogging |
32,000 Records |
Display Warning Function
• Overrange Indicator
• Underrange Indicator |
Displayed at the upper limit
Displayed at the lower limit |
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Power Supply |
Four 1.5V AA batteries, Optional AC adapter |
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Battery Life |
Approximately 24 hours |
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Dimensions |
10.4x2.8x0.8" (265x72x21mm) |
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Weight |
10.9oz (310g) |
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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
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Accessories:
• Complete with windscreen, adjustment screwdriver, USB cable, Windows® compatible software, battery, and case
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