Wannan kayan aikin ya yi amfani da ci gaba da fasahar ganowa ta dijital, yana da fa'idodi masu inganci, kyakkyawan kwanciyar hankali, fadin kewayon motsi, babu buƙatar canjin ma'auni da sauransu.

Babban amfani:Ana iya amfani da kayan aikin sosai don ma'auni daban-daban na'urori, motoci, jiragen ruwa, kayan lantarki da sauran masana'antu, kuma ana iya amfani da su don ma'auni amo na muhalli, kare aiki, tsabtace masana'antu.

Main kayan aiki:Babban kayan haɗi sun haɗa da wutar lantarki na waje (ba fashewa ba), AWA8731-nau'in wayoyin watsawa, USB-nau'in bayanai, AWA8711-nau'in iska, da sauransu.

Main fasaha aiki:

(1) Mai magana: AWA14421 nau'in gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin gwajin Nominal hankali: kimanin 30 mV / Pa. Yana da nau'i daga 20 Hz zuwa 12.5 kHz. Yana da nominal free filin amsa a cikin tunani zuwa shiga shugabanci duba Appendix A

(2) Ma'auni kewayon: 30 ~ 130 dBA, 35 ~ 130 dBC, 40 ~ 130 dBZ

da kuma 2 × 10^-5Pa a matsayin tunani, kasa da kasa)

(3) mitar kewayon: 20 Hz ~ 12.5 kHz

(4) mitar lissafi: A, C, Z lissafi, amsa a cikin free filin duba Appendix B

(5) Lokaci lissafi: F (sauri), S (jinkiri), I (bugun jini)

(6) Babban aikin ma'auni: Ma'auni na ƙididdiga, nazarin kididdiga, ma'aunin fallasa murya, rikodin bayanai da rikodin sauti, nazarin spectrum na biyu (zaɓi)

(7) Babban auna alama: LFp、LSp、LIp、Leq,t、Lpeak、Leq,T、LFmax、LFmin、LSmax、LSmin、LImax、LImin、SEL、Lex8h、LAVG、TWA、DOSE、Ln1、Ln2、Ln3、Ln4、Ln5、SD、Ts、Tm、Volt、E da sauransu

(8) Ka'idodin aiwatarwa: GB / T 3785-2010 Class 2 da IEC 61672: 2002 Class 2

(9) Nuni: 128 × 64 bits OLED

(10) Ajiyar Bayanai: 2GB Flash RAM

(11) Adadin ajiya: Zui fiye da 8000 rukuni

(12) Sauran ajiya: 32 sigogin sigogi, 128 sunayen maki, 128 rikodin daidaitawa.

(13) Credit lokaci: 1 seconds zuwa 24 hours

(14) Bayanan bayanai:
Abubuwan da ke cikin rikodin: F, S, I lokaci mai auna matsin lamba na sauti da kuma ɗan gajeren lokaci daidai da sauti
Sampling tsakanin: 0.01s zuwa 6.00s ga lokaci weighing sauti matakin, 0.1s zuwa 60s ga gajeren lokaci daidai sauti matakin
(15) rikodin lokaci: 1 seconds zuwa 24 hours

(16) rikodin:
Daidaito na rikodin: 32kHz / 16bit, 16kHz / 16bit, 8kHz / 8bit na zaɓi

Hanyar trigger: yin rikodin lokacin da aka ƙayyade bayan aiki tare da ma'aunin ƙididdiga ko ƙididdiga. Lokacin da aka saita a kan iyaka farawa, rikodin lokaci tsawon daga 10 seconds zuwa 90 seconds

Zui dogon lokacin rikodin: Sa'o'i 9 a 32kHz / 16bit, sa'o'i 18 a 16kHz / 16bit da sa'o'i 72 a 8kHz / 8bit.

(17) fitarwa dubawa: PWM fitarwa, AC, DC, USB, RS-232 zuwa kwamfuta ko micro firinta

Lura: fitarwa dubawa ne kawai amfani a cikin aminci yankuna!

(18) daidaitawa: amfani da matakin sauti na matakin 2 ko sama

(19) Bayan girma: L × B × H (mm): 210 × 68 × 27 (mm)

(20) Inganci: 240g

(21) Amfani da yanayin: Air zafin jiki: -20 ℃ ~ + 50 ℃

dangi zafi: 25% ~ 90%

Air matsin lamba: 65kPa ~ 108kPa

(22) Double frequency spectrum analysis aiki (zaɓi)

Filter Type: layi daya (real-lokaci) sau da yawa, G=10^3/10

Cikakken ka'idoji: IEC 61260-1995 Class 2, GB / T 3241-2010 Class 2

Tara tsakiyar mita: 31.5 Hz, 63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz.

Lokaci lissafi: F (Fast lissafi)

Real-lokaci bincike: lokaci guda kammala duk tsakiya mita da kuma A lissafi, C lissafi, Z lissafi.

Level Linear kewayon: sama da 90dB

Babban ma'auni nuna alama: mita band nan take matsin lamba matakin (Lp), mita band zui babban matsin lamba matakin (Lmax), mita band zui kananan matsin lamba matakin (Lmin), mita band daidai ci gaba da matsin lamba matakin (LeqT)