Extech 407790-NIST Real time Octave Band
Analyzer with NIST Certificate, Type 2 integrating sound level meter with Octave
and 1/3 Octave Band Real Time display, Wide 100dB range of 30 to 130dB, 160x160
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 and cable provided, A, C, and Flat weighting with
Fast/Slow response time, 25Hz to 10kHz frequency response
General Information |
Manufacturer |
Extech |
Manufacturer Part Number |
407790-NIST |
Product Name |
Real time Octave Band Analyzer with NIST
Certificate, Type 2 integrating sound level meter with Octave and 1/3 Octave
Band Real Time display |
Features |
- 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
- Optional microphone extension
cable for measurements in enclosures and other remote locations
(407764-EXT)
- 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
|
Specifications |
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
|
70dB |
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
|
13.6x3.9x2.4" (34.5x10x6 cm); 33.5oz
(950g) |
A-20070910-1454-130-E
*This item is BRAND NEW -
not refurbished. It comes with all manufacturer supplied accessories, and full
manufacturer's USA warranty.
|