Model name | ASV5910+ personal sound exposure meter | ASV5910 explosion-proof personal sound exposure meter |
Execution standard | IEC 61672 Class 2, GB/T 3785-2010 Class 2, IEC 61260:2014 Class 2, GB/T 3241-2010 Class 2, IEC 61252:2002, GB/T 15952-2010 |
IEC 61672 Class 2, GB/T 3785-2010 Class 2, IEC 61252:2002, GB/T 15952-2010 |
Frequency range | 20 Hz~12.5 kHz | 20 Hz~12.5 kHz |
Measuring range | Sound pressure level: 40 dB(A)-140 dB(A) (with 1/4 "microphone) C weight peak sound pressure level: 70db (C) ~ 143db (C) Sound exposure: 0.01 Pa2h to 99.99 Pa2h Noise dose: 0 % ~ 9999 % |
Sound pressure level: 63db (A) -140db (A) (with 1/4 "microphone) 40 dB(A)-117 dB(A) (with 1/2 "microphone) C weight peak sound pressure level: 80 dB(C) ~ 143 dB(C) Sound exposure: 0.01 Pa2h to 99.99 Pa2h Noise dose: 0 % ~ 9999 % |
Right of frequency meter | Two channels are parallel, parallel (simultaneously) A, C, Z | Two channels are parallel, and A, C and Z are optional for each channel |
Time weighting | F, S, I and Peak are parallel for each channel | F, S, I and Peak are parallel for each channel |
Display | 128 by 64 lattice liquid crystals | 128 by 64 lattice liquid crystals |
Measurement. | LXYp、LXeq,T、LXYmax、LXYmin、LN、SEL、 Lex8h、LAVG、TWA、DOSE、SD、Lpeak |
LXYp、LXeq,T、LXYmax、LXYmin、LN、SEL、 Lex8h、LAVG、TWA、DOSE、SD、Lpeak |
Filter Center frequency |
1/3 octave range: 20 Hz ~ 10 kHz | 1/3 octave range: 20 Hz ~ 10 kHz |