China Supplier High Quality Cheap USB Sound Level Meter With Datalogger TL-200

China supplier high quality cheap USB sound level meter with datalogger TL-200

This Digital Sound Level Meter is an instrument to measure Sound Pressure Level in decibels (dB). This meter is featured with wide measuring range (30 ~ 130 dB), Bar-Graph Indication, A/C frequency weighting, Fast / Slow response and Maximum Hold function. Moreover, the meter can connect to PC for Data Logging with optional USB cable.

This is a portable, easy to use and handy instrument for sound quality control in office, home, school and construction site. The meter has wide range of applications such as noise pollution studies, research and other industrial use.

Features:

• Sound level Range:30 to 130dB (Low=30-100dB ,High=60-130dB) Auto Ranging
• Frequency weighting: A/C
• Fast/Slow time weighting selection
• 32000 Reading Internal Memory (Data record function)*
• Max Hold function
• High accuracy
• Bar graph display
• AC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic record.
• White Backlight
• Over / Under alert function*
• Time display
• Auto-off function setup
• Low Battery Alert
• Tripod Mount (Tripod not included)
• Software, USB Lead, DC 6V Cable, Case & Batteries included
• CE Certified & RoHS Compliant

* Computer connection required

Specifications:

• Calibration sound source: 94dB @ 1kHz
• Measurement range: 30~130dBA
• Accuracy: +1.5dB(reference sound pressure standard,94dB@1KHz)
• Frequency response: 31.5~8.5KHz
• Resolution: 0.1dB
• Frequency weighting: A/C
• Analogy bar graph: 2dB/1 Bar graph
• Sampling rate: 2 times/second (FAST), 1 time/second (SLOW)
• AC signal output: 4Vrms/ full barograph, output impedance is approx 600 ohm
• DC signal output: 33mV/dB
• Dynamic characteristic: FAST (high speed) / SLOW (low speed)
• Data storage quantity: 32000 readings
• Power supply: 6V (4pcs AA Size 1.5V battery)
• Dimension: 245 x 70 x 25m
• Weight: 240g approx. inc. battery
  

  Set Includes:

• Meter
• USB Lead
• Software
• DC 6V Cable
• Soft Case
• Battery
• Manual

         Packing:

• Colour box, including English instruction manual

CE and ROHS are approved .