Sound Level Meter / Calibrator, buy Digital Noise Decibel 130 dB USB Sound Pressure Level Meter on China Suppliers Mobile

Product Details

Specifications

Professional Sound Level Meter with USB Interface

Brief Description

This Digital Sound Level Meter is an instrument to measure Sound Pressure Level in decibels (dB). This meter is featured with wide measuring range (40 ~ 130 dB), Bar-Graph Indication, A/C frequency weighting, Fast / Slow response and Maximum Hold function. The meter also provides a windscreen to filter-out unwanted signals. 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

Conformed to the IEC 651 Type 2 and ANSI S1.4 Type 2 set standard
Instantaneous Sound Measure Function
Wide Measuring Range: 40 ~ 130 dB
With 2 equivalent weighted sound pressure levels A and C
Fast and Slow dynamic characteristic modes
AC signed output for frequency analyzer level recorder, FFT analyzer and graphic recorder
Equipped with windscreen to filter noise or unwanted signal
Bar graph indication for Sound Level Range
Maximum hold function
Large LCD screen with 4 digits reading
With tripod mounting on the back of the unit for field use
Software CD and USB Cables (Optional)

Specifications

Sound Level: 40 ~ 130 dB with Level selecting button switches
- Level 1: 40 ~ 70 dB
- Level 2: 60 ~ 90 dB
- Level 3: 80 ~ 110 dB
- Level 4: 100 ~ 130 dB
- Level 5: 40 ~ 130 dB
Accuracy: ±2 dB
Frequency Range: 31.5 Hz ~ 8.5 kHz
Linearity Range: 30 dB
Measuring Level: 40 ~ 130 dB(A) (A-weighted decibels), 40 ~ 130 dB(C) (C-weighted decibels)
Frequency Weighting: A, C
LCD display: 4 digits
Display: 0.5 secretary
Resolution: 0.1 dB
Bar graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display period: 50 mS
Over range indication: Under indication less than lower limit of the range
AC output: 0.707 Vrms at Full Scale output impedance approx. 600 Ω
Time weighting: Fast / Slow
Microphone: ½ inch electret condenser microphone
Max: Maximum hold
Power Supply: 9 V (6F22) Battery (not included) or DC 9V 100 mA
Operating Temperature: 0 ~ 40 °C (32 ~ 104 °F)
Operating Humidity: 10 ~ 70 % R.H.
Storage Temperature: -10 ~ 50 °C (14 ~ 122 °F)
Storage Humidity: 10 ~ 80 % R.H.
Dimensions: approx. 235 (L) x 70 (W) x 30 (H) mm (9.25' x 2.76' x 1.18' inch)
Weight: approx. 380 g (13.4 oz)

One Set Included

1 x Sound Level Meter
1 x Sponge Ball or Windscreen
1 x Instruction Manual
Optional Software CD and USB Cables
Standard factory package