AWA5688 sound level meter with Bar graph Class Type 2 with Calibration Report High Accuracy 28 to 133dB Data Hold Auto Power Off

Fulfills Standards

IEC 61672 Class 2

IEC 61260 Class 2

IEC61252:2002

Microphone

1/2” prepolarized condenser microphone for free field (Sensitivity Level: -36dB)

Preamplifier

AWA14602 removable preamplifier

Frequency Range

20 Hz ~ 12.5kHz ± 1 dB (not including microphone)

Total Measurement Range

30dB-133dB

Frequency Weighting.

Parallel (simultaneous) A, C, Z, B, D

Time Weighting

Parallel (simultaneous) F, S, I, Peak

Measurement Parameters

L_xyp, L_xyi, L_xeq,1s, L_xeq,T, L_AE, E, C_peak, L_AFmax, L_Afmin, L_AfeqT, L_AseqT, L_AieqT.

Note: X is A, C, Z and Y is F, S, I

A/D Bits:

24 bits

Sampling Frequency

32 kHz.

Calibration

Using Sound Calibrator Class 2 model AWA6221B

Correction Function

Diffusion field correction in order to comply with standards ANSI S1.4

Display

240×320 color screen, adjustable brightness, backlight can be closed

Display Resolution

0.1 dB

Low battery indication

indicate low battery

Data Storage

3328 groups of integrating measuring results only.

32 Mb FLASH RAM

(32G SD card memory function is optional)

Print

Mini-printer

Internal Clock

Error less than 1 min/month

Output Interface

AC Output (full scale): 1.0V AC RMS; Output Impedance: 1k Ω; Connector: φ3.5 mm stereo plug

DC Output: 20mV/dB; Output Impedance: 1k Ω; Connector: DB-9 plug

RS232 Interface: To computer for output some measurement results instantaneous values , also to mini-printer for printing

Transmission speed: 4800, 9600,115200 bps

USB Interface: available and no need device drive.

Power Supply

4×LR6 alkaline battery or rechargeable batteries

5 V external power supply

Battery Life

Longest time of 30 hours continuously with 4×LR6 alkaline battery

Dimensions

240 (H) x 80 (W) x 30 (D), mm.

Weight

0.35 kg. (include batteries)

EMC

Type X

Environment: 

Working Temperature: -10 ~ 50 °C

Storing Temperature: -20 ~ 70 °C

Relative Humidity: 25 ~ 90 %

Accessories

AC adaptor, USB cable, windscreen, hand strap, windscreen fall prevention rubber, carrying case, USB-disk, user’s manual

Type & Name

Main function

AWA5688 host

Host hardware part (Don’t include transducer and software), box, transfer software.

Model AWA14602 Preamplifier

Pre-amplify, gain is 0 dB.

Model AWA14421 measuring microphone

1/2", Prepolarized condenser microphone

Windscreen S 60

Reduce the affection of wind

AH40 Mini-printer

Print measuring result, include connecting line, print paper

extension cable with 5, 10 or 20 m

For  AWA14602 and AWA5688 host

S5688 -10100 Integral software

The noise integral measuring

S5688 -10101 Statistics analytical software

The statistical analysis, 24 hours noise monitors automatically.

S5688 -10202 The OCT analysis software

Noise real-time OCT spectral analysis

S5688 -10303 The 1/3OCT analysis software

Noise real-time 1/3OCT spectral analysis

S5688 -10404 The FFT analysis software

Noise real-time FFT spectral analysis

S5688 -00013 The Noise Dosimeter software

Noise dosimeter measuring

S5688 -00509 The Data Logging software

Do data logging

32G SD memory card& recording

GPS positioning modular

Tripod (1.46m Height)