Integrating Sound Level Meter 2001
Features
Type 1 Sound Level Meter for SPL datalogging and Leq results as per IS9779.
Data storage on internal memory.
Serial transfer to PC.
dB-A, C, Linear frequency weightings.
‘Slow’ , ‘Fast’ or ‘Impulse’response.
AC and DC signal outputs
PC based software DL03 for time graphs, statistical data, Leq, Ln, SEL, Lmax,Lmin, Histogram.
Detachable electret condenser microphone.
Technical Data
| Standards | Designed as per IS:9779- 1981, Type-1 |
| Measuring Range | 30- 134 dB |
| Microphone | ¼” Electet Condenser |
| Calibration | Factory Calibrated, Field calibrated by acoustic calibrator 3022. Software calibration. Calibration traceable to NPL |
| Detector | True RMS |
| Clock | Real time with calendar |
| Resolution | 0.1 dB |
| Display | LCD, 16x 2 alpha numeric |
| Error Indicators | Overload and Under Range indicators |
| Frequency weighting | A,C, Linear as per IS:9779- 1981. |
| Time weighting | Slow, Fast & Impulse, as per IS: 9779- 1981. |
| Parameters | SPL, Lmax, Lmin, Leq, Sel, Ln, Elapsed Duration |
| Memory Options | 32K, 64K, 128K or 256K |
| Storage capacity | 1000 files, stored manually, or simultaneous parameters and 24 Hours logging at 1 sec interval or upto 128,000 readings. |
| Simultaneous Parameters | SPL, Lmax, Lmin, Leq, SEL elapsed during 1sec or in countinuous time mode. |
| Battery Life | 24 hours per full charge |
| Battery Indicator | Battery life meter with auto shut-off on low battery |
| Outputs | Serial interface RS 232. Analog output for filters AC output of selected signal |
| External Power | External Power Supply 3051 (Optional) |
| Construction | Rugged die cast, reflection free, aluminium enclosure |
| Temperature | 0 to 50 degree Celsius |
| Humidity | 0 to 90% none condensing |
| Dimensions (mm) | L255 W 93 H 45mm |
| Weight | 1000 gms |
| Standard accessories | Battery charger, Microphone, Briefcase type carrying case, Windshield, Operation Manual, Software in compact disc, Serial Cable |
| Optional Accessories | Acoustic Calibrator 3022, Tripod Stand, Mic Extension cable, Octave (3010) or third octave filter set (3013) |
