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CEL-240 is an easy to use instrument designed to undertake noise measurements for a variety of applications.,By implementing the latest digital technology, the CEL-240 gives absolute reliability, ensuring the highest levels of accuracy and performance, all housed in a rugged and compact design.,With the graphical display the CEL-240 can display the time-history of noise levels, allowing an easy assessment of the current noise environment.
Fully compliant with IEC 61672 2002 class 2; IEC 60651 type 2 (1979)
30 – 130dB RMS measurement range
A and C weighted sound levels
Selectable Fast, slow or impulse time weighting
2 key operation for intuitive ease of use
Simultaneous display of instantaneous and maximum sound pressure level measurement
Bargraph or graphical time-history display of noise levels, allowing an easy assessment of the current noise environment.
Maximum hold function
Easy calibration, the CEL-240 automatically recognises the application of a calibrator and with a single key press adjusts the calibration
USB output to PC
AC output provided for DAT tape / PC wav file recording or headphone applications.
dB24 software (available separately) to log the history of noise levels over a desired time period to a PC
CEL-240 sound level instrument kit see stock no. 477-100
Kit comprises: Hard carry case, CEL-240 sound level meter, CEL 110//2 sound level calibrator, foam windshield, 3 AA alkaline batteries, 1 PP3 battery and instructions on CD-ROM
Replacement foam windshield see stock no. 477-093
dB24 PC logging software see stock no. 477-097
USB standard A to mini B interface cable see stock no. 656-3939
Hard carry case see stock no. 477-104
| Applicable Standards | IEC 61672-1 2002-5 class 2; IEC 60651 type 2 (1979); ANSI S1.4 Type 2A (1983) |
| Measurement Range | 30 – 130dB RMS |
| Selectable Ranges | 30-100 or 60-130dB |
| Display | 128x128 Mono Graphics LCD, 0.5 seconds update rate. |
| Total noise floor | <33dB(A) |
| Time weightings | Fast, Slow and Impulse |
| Frequency Weightings | A and C |
| Microphone | ½ inch electret capsule |
| AC output (2.5mm stereo jack socket) | Approx 0.5V RMS Full Scale Deflection (FSD) ’A’ weighted output on selected range. Minimum load impedance 22kΩ. |
| Dimensions and weight | 72 x 212 x 31mm: 245g inc batteries |
| Batteries | 3 off AA alkaline (supplied) or rechargeable NiMH cells |
| External Power | 5V via USB 2.0 mini socket type B |
| Tripod Mount | ¼ inch Whitworth socket |
