■ Small and light weight, fit in a pocket
■ Latest Digital Signal Processing Technology
■ Wide Dynamic Range
■ RS232 output is available
■ Wide Warm Design, Operating Temperature from -15 ℃ to 50 ℃
■ Complies with IEC 61672 Class 1
■ Widely use in Industrial Noise Surveys; machinery, vehicles, ships and etc
■ Community and industrial noise measurement
■ Checking compliance with noise rating recommendations
■ Traffic noise measurment
Items | AWA5661-1 | AWA5661-1B | AWA5661-1C | AWA5661-2 | AWA5661-3 |
Specialty | Precision pulse | Low noise measurement | High noise measurement | Precision integral | Super function |
Microphone | AWA14425 | AWA14411 | AWA14435 | AWA14425 | |
Frequency Weighting | A, C, Z | ||||
Time Weighting | F, S, I, Peak | ||||
Frequency Range | 10 Hz ~ 20 kHz | ||||
Meas. Range | 25dB(A)~140dB(A) | 17dB(A)~132dB(A) | 45dB(A)~160dB(A) | 25dB(A)~140dB(A) | |
Self-generated Noise | <18 dBA | <10 dBA | <38 dBA | <18 dBA | |
Display | 128 × 64 OLED | ||||
Outputs | AC, DC, RS 232 | AC, DC, RS 232, USB | |||
Sampling Frequency | 48kHz | ||||
Integrating Function | NO | YES | |||
Integrating Time | NO | Maunal,10s,1m, 5m,10m,20m, 30m,1h,2h,4h, 8h,12h,16h,24h | 1s~24h | ||
Main parameters of measurement | Lp, Lmax, Lpeak | Lp, Leq,T, Lpeak, Lmax, Lmin, SEL,E | LFp, LSp, LIp,Leq,t, Lpeak, Leq,T, LFmax, LFmin,LSmax,LSmin,LImax,LImin,SEL,Lex8h,LAVG,TWA,DOSE,L5,L10,L50,L90, L95,SD,Ts,Tm, Volt,Date,Time,E. | ||
Statistical analysis function | NO | Optional (software authorized) | YES | ||
Over limit indication | YES, Limits can be settled | ||||
Data Storage | NO | YES,8000 Groups | |||
Recoding Function | NO | Optional (softwar authorized) | |||
Power Supply | Battery 4×LR 6 or Lithium battery | ||||
Working Temperature | -15 ℃~ 50 ℃ |