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Digital sound/noise level meter decibel db RS232 type 2
Digital Sound/Noise Level Meter Decibel DB RS232 Type 2
Essential for measuring and maintaining noise levels in the work place to comply with regulations, or for checking the acoustics of auditoriums, studios and home theatres, this sound level meter has an easy to read indicator and is battery operated for true portability.
* Leq (equivalent continuous A sound level)
* Lmax (maximum sound level)
* LN (percentage of all readings over alarm value set)
The meter comes in a tough, padded carry case and includes instruction manual and microphone windshield
* Able to communicate with your PC for analysis and printing of statistics
* Alarm set and alarm output functions
* Choice of 'A', 'C' or 'Flat' weighting and Slow/Fast response times
* Auto range selection and digital display
* DC output (0 - 1.3V, 10mV/dB)
* Manual or auto shut down with selectable auto power off times between 1 and 9 minutes
* IEC 651 Type2, ANSI 1.4 Type 2 standards compatible
This is a professional quality sound level meter which has been constructed to give you years of accurate and reliable use
* Display: 14mm (0.55") LCD with backlight
* Parameters measured: Lp, Lmax, Leq, LN
* Lp measurement range: 30 ~ 130dB (A), 35 ~ 130dB (C), 40 ~ 130dB (F),
* Leq measurement range: 30 ~ 130dB (10s, 1min, 5min, 10min, 15min, 30min, 1 hour, 8 hour, 24 hour)
* LN measurement range: 0 - 100%
* Frequency weighting: 'A', 'C', 'F'
* Time weighting: Fast (125ms), Slow (1 second)
* Microphone: 1/2" electret condenser type
* Built in calibration signal: 94dB at 1kHz (sinusoidal)
* Alarm value set: 30 ~ 130dB
* Alarm output: LED and optional relay contact (NC)
* Power: 4X 1.5V AAA batteries (sorry not included)
* External DC power supply: 6V DC, 100mA
* Dimensions: 236 x 63 x 26mm
The sound level meter is brand new and unused and includes the following:
Please note that cable and software for PC connection, batteries and AC adapter are not included
