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Extech Octave Band Sound Analyzer with NIST Certificate
Item #: Q412-7791
Manufacturer: Extech Instruments
Manufacturer Item #: 407790-NIST
Product Type: Octave Band Sound Analyzer
ADD TO CART |
Extech Octave Band Sound Analyzer with NIST maintains noise level statistics for internal and external audits
Features & Applications:
Extech Octave Band Sound Analyzer with NIST Certificate is a Type 2 integrating sound level meter with Octave and 1/3 Octave Band Real Time display.
Features:
- NIST Certificate of Calibration
- Wide 100dB range of 30 to 130dB
- 160 x160 dot matrix backlit LCD displays Leq, LE, Lmax, Lmin and Lp
- Built-in memory stores up to 12,280 records in SLM mode and 1024 data points in 1/1 or 1/3 octave mode
- Stored data can be easily transferred to a PC via RS-232 interface and analyzed using software & cable provided
- A, C and Flat weighting with Fast or Slow response
- 25Hz to 10kHz frequency response
- Meets ANSI and IEC Type 2 standards
- Internal self test when powered ON
- Detachable 0.52"(13.2mm) diameter condenser microphone and Tripod mount provided on rear
- Analog AC/DC recorder output
- Real time clock with Year, Month, Day, Hour, Minute and Second display
- Complete with microphone wind cover, PC software on CD, Serial cable, four type C size batteries, adjustment screwdriver, 120VAC adaptor and carrying case
Applications:
- Real time analysis of noise from any source such as machinery or vehicles
- Monitor office or plant noise and store data for later reference and analysis
- Maintain noise level statistics for internal and external audits
- Perform machinery noise monitoring or use for noise reduction programs
Spec Summary:
Applicable standards: |
IEC 60651 Type 2, IEC 60804 Type 2, IEC 1260-1995, ANSI S1.4 Type 2 |
Microphone: |
1/2-inch Electret condenser microphone |
Accuracy: |
±1.5dB (ref 94dB @ 1kHz) |
Measurement range: |
30dB to 130dB |
Measurement function: |
Lp , Leq , LE , Lmax , Lmin, La, Lc |
Frequency range: |
25Hz ~ 10kHz |
Sound level meter display: |
Numerical : 4 digits, up data cycle 0.5s, resolution 0.1dB
Bar graph : Scale range 100dB , update cycle 0.125s, resolution 0.1dB
Real time clock : Year, Month, Day, Hour, Minute, Second |
1/1- 1/3 Analyzer level range: |
7 0 d B |
1/1 Octave and 1/3 Octave: |
1/1 Octave band center frequencies : (9 bands): 31.5Hz, 63Hz,
125Hz, 250Hz, band filters
500Hz, 1kHz, 2kHz, 4kHz, and 8kHz.
1/3 Octave band center frequencies : (27 bands) : 25Hz, 31.5Hz,
40Hz, 50Hz,63Hz, 80Hz, 100Hz, 125Hz, 160Hz, 200Hz, 250Hz, 315Hz, 400Hz,
500Hz, 630Hz, 800Hz, 1kHz, 1.25kHz, 1.6kHz, 2kHz, 2.5kHz, 3.15kHz, 4kHz, 5kHz,
Hz, 8kHz 10kHz |
Signal output: |
AC output : 2 Vrms (at full scale): DC output : 10mVDC / dB |
Power: |
Four type C size 1.5V batteries, External DC power: 6V, 1A |
Battery life: |
Approx. 2hrs |
Dimensions & Weight: |
13.6 x 3.9 x 2.4" (34.5 x 10 x 6 cm); 33.5oz (950g) |
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