Datalogging: The internal datalogger records and stores over 16,000 measurements with user selectable sampling rate from 1 to 86,400 seconds.

Meter includes built-in RS-232 port, windows software which allows for easy data transfer and analysis, serial cable, microphone wind cover, 9V battery and case. The software can create ASCII files to facilitate custom analysis and report generation in standard spreadsheet programs.

• Accurate to 1.5 or 2 decibels over wide range
  
• A and C weighting
  
• Weight: 7.6 oz. (215 g)
  
• 0.1dB resolution
  
• Max Hold with reset button
  
• Two measuring ranges: Low (35 to 100dB) High (65 to 130dB)
  
• Utilizes 0.49" (12.3mm) condenser microphone

• Large 0.5" 3-1/2 digital LCD display
  
• Built-in calibration check (94dB)
  
• Auxiliary DC/AC conditioned outputs of 10mV/dB
  
• Fast/slow response
  
• Complete with vinyl case and 9V battery
  
• Dimensions: 9.5x2.7x1" (241x69x25mm).
  
• Model LM-3052 meets IEC 651 type 2 & ANSI standards

• Bright LEDs (red flashing or green) alert user when sound level is too high or too low – LEDs can be read from 30m (100ft)
• Continuous Monitoring of Sound Level
• Ideal for industrial, hospital, auditoriums, schools and other areas where there is a need for being alerted when sound level reaches set point
• Meets ANSI Type 2 and EN 60651 accuracy specs — compliant to OSHA
• User settable high or low limit (30 to 130dB) indication with output to drive external relay module
• Wall, desk or tripod mount
• Microphone rotates 180° for desired placement. Optional 15ft (5m) microphone extension cable for remote monitoring
• Complete with AC adaptor, microphone wind cover,wall, desk or tripod mount (optional Tripod TR100)
• Selectable two-colored LEDs (Green and Red)
  alert user when reading is above or below setpoint

• USB interface for easy setup and data download
• 30 59 130dB range
• Accurate to ±1.4dB
• Frequency range of 31.5 to 8kHz
• Datalogging capability up to 129,920 records
• Records readings with real time clock
• Two start methods: programmed (from PC) or manual
• 0.5’ electret microphone
• Selectable data sampling rate: 50ms, 500ms, 1s, 2s, 5s, 19s, 60s
• Includes 3.6V Lithium battery, Windows® compatible software and windscreen

• ±2dB accuracy with 0.1dB resolution
  
• A&C weighting
  
• AC analog output
  
• Record Max/Min values over time
  
• Auto power off and Max Hold functions
  
• Utilizes 0.5” (12.7mm) condenser microphone
  
• Tripod mountable
  
• 40 to 130dB measuring range
  
• Fast/slow response time
  
• Complete with 4 AAA batteries and microphone windscreen