Castle / NK119
SONUS GA116E Environmental Data-logging Assessment System, Class 1
SONUS GA116E (Class 1) Environmental Data-logging Sound Meter c/w Calibrator (Dual level, Class 1) (Includes GA690 Barometer), Small Attache Kit Case Class 1 and dBdataPRO Noise Analysis Software & Cable
The entry level of the Castle Pocket Range of Sound Level Meters is the SONUS B(GA116B ), a feature packed, pocket instrument that is fully compliant with IEC 61672-1:2013. This meter gives simultaneous sound pressure (Lp) and peak (Cpeak) measurement for a multitude of tasks including initial spot-check assessments to the Control of Noise at Work Regulations 2005. It has a high-specification measurement microphone and is cased in tough, crack resistant ABS plastic.
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 |
VN 21794 
BR 8881 
MY 7407 
AR 5829 
US 5479 
CN 2798 
EC 2096 
MX 1800 
