The Casella CEL-62x series of sound level meters are available to satisfy both ANSI Type 1 and Type 2 (IEC Class 1 and 2) accuracy classifications. Available from BSRIA Instrument Solutions in four kit configurations these instruments are able to measure general workplace noise parameters, as well as industrial hygiene requirements where octave band analysis is required for the effective selection of hearing protection.
All kits are supplied with the CEL-120 acoustic calibrator, a case, microphone windshield, USB cable, manuals and the Casella Insight Data Management Software.
Features
- Real-time measurement of octave bands
- Used for the selection of hearing protection (Octave or HML Methods)
- Full colour display, simple to operate
- Single measurement range even in octave modes
- IEC 61762 Class 1 or Class 2 models available
- Measures all workplace noise parameters simultaneously
Technical
Total measurement range 20 to 140 dB RMS (single range), 143.0 dB Peak
Frequency weightings RMS Simultaneous A, C & Linear (Z)
Frequency weightings Peak Simultaneous A, C & Linear (Z)
Time weightings Simultaneous Slow, Fast & Impulse
Amplitude weightings Q3, Q4 and Q5 (Q4 & Q5 applicable to Lavg only)
Thresholds 70 to 90 (dB) in 1 dB steps (applicable to Lavg only)
Noise floor < 33 dB (A)
Runs stored 100
Display size 320 x 240 pixel colour TFT
Calibration information Stores pre and post run calibration date, time and level
Output (PC) USB 2.0 ‘A’ to ‘Mini B’
Batteries 3 x AA Alkaline (supplied) or rechargeable
External power 9 - 14 V DC at 250 mA via 2.1 mm connector
Battery life 11 hours with backlight on, 20 hours backlight off
Tripod mount 1/4” Whitworth socket
Size 72 mm x 229 mm x 31 mm
Weight 295 g
Measured Parameters LXY, LXYmax, LXYmin, LXeq, LXpeak, Lavg, LC-LA, LXIeq, LTM3, LTM5, LAE
CEL-620B versions additional measured parameters Octaves LXY, LXYmax, LXYmin