详情
Castle / GA116E
Sonus GA116E Environmental Sound Level Meter, Class 1
The Sonus GA116E is the perfect meter for environmental noise measurements to the new BS 4142:2014 standard for Rating and Assessing industrial and commercial sound.
This instruments boasts an impressive noise floor enabling you to measure low level ambient noise. With a total linear measurement span of 108dB and full data logging and integrating features, never before has such a credible and high performing environmental sound meter been available at such an affordable price.
Features
Measures Lp, Leq, Lmax, LE, L10, L90, L(user)
Measures parameters simultaneously including LAeq and either LZeq or LCeq
Under range and Overload indicators
A, C or Z frequency weighting selection
A, C or Z Peak measurements
‘Slow’, ‘Fast’ and ‘Impulse’ time weighting selection
Save results to internal flash memory
Download data to a PC via a USB connection
Noise Analysis Software included with the meter
Small and light weight, fits into small shirt or jacket pocket and also supplied with a strong pocket clip.
Lockable Key pad through options
Single battery operation of typically 12 hours
Weatherproof system option for long term outdoor monitoring
Technical Specification
Instrument Standards: IEC 61672-1 : 2002 Class 1 Group X
|
RANGE |
DISPLAY RANGE |
LINEAR RANGE |
PEAK RANGE |
|
20-90 |
19 – 93dB |
22 – 90dB |
30 – 93dB |
|
40-110 |
39 – 113dB |
40 – 110dB |
50 – 113dB |
|
60-130 |
59 – 133dB |
60 – 130dB |
70 – 133dB |
|
Measuring Channels |
Two |
|
Parameters |
Lp, Leq, Lmax, Apeak, Cpeak, Zpeak, LE, L10, L90, Ln (user selectable), Measurement Run Time, Overload, Interval Duration |
|
Linear Operating Range |
70dB |
|
Frequency Weighting |
‘A’, ‘C’ and ‘Z’ |
|
Combinations of ‘A’, ‘A’&’C’ simultaneous or ‘A’&’Z’ simultaneous available for Lp, Leq and Lmax |
|
Time Weighting |
‘Slow’, ’Fast’ and ‘Impulse’ |
|
Percentiles |
L10, L90 and either L1 , L5 , L50 , L95 , L99 |
|
Memory |
2100 Data Intervals Maximum in one or multiple recordings |
|
Microphone (Type Free Field) |
ACO 7146 pre-polarized ½” condenser microphone, 50mV/Pa |
|
Microphone Preamplifier |
Low Noise, Removable Preamplifier |
|
Noise Floor |
GA116L: <12.0dB(A) , <12.0dBC , <14.5dB(Z) |
|
Display |
Alphanumeric LCD with Contrast Control, digit size 7mm x 5mm |
|
Batteries |
1 x PP3 (9V) - Typically 12 hours continuous use |
|
External Power |
12v - 18v via Multi Purpose I/O Socket |
|
Connections |
9 Pin Multi Purpose I/O Socket for: - |
|
USB (Cable Supplied), AC Output, External Power |
|
Environmental |
Temperature Operating Range: -10 to + 50ºC |
|
Humidity: Up to 90% RH Non Condensing |
|
Electromagnetic Compatibility |
IEC 61672-1 : 2002 |
|
Case |
High Impact ABS plastic with membrane keypad |
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