Qib Kev Lag Luam Suab Nrov Nrov Module Decibel Meter RS485 Suab Nrov Sensor TTL Suab Nrov Nrov Decibel Meter
Cov Yeeb Yaj Kiab Txog Khoom
Cov yam ntxwv ntawm cov khoom
1. Nruab cov ntaub lim paj rwb
Txais yuav kev ua haujlwm siab prepolarized back-pole polar body capacitor microphone.
2. Tus qauv 2.54 hli tus pin tso zis
Tus pin tuaj yeem ncaj qha ntxig rau hauv tus neeg siv lub rooj tsavxwm thiab tuaj yeem sim nrog DuPont xaim.
3. Cov chips zoo tshaj plaws uas xa tuaj
Kev ntsuas siab raug, ntau yam, ruaj khov zoo, ua haujlwm ruaj khov mus sij hawm ntev.
4. Cov qauv sib cais
Kev nkag tau zoo ntawm huab cua, teb sai, ntsuas tau raug dua.
Cov Ntawv Thov Khoom
Feem ntau yog siv rau kev ntsuas lub sijhawm tiag tiag ntawm ntau hom suab nrov xws li suab nrov ib puag ncig, suab nrov tsheb khiav, suab nrov hauv chaw ua haujlwm, suab nrov tsim kho thiab suab nrov hauv zej zog.
Cov Khoom Siv
| Cov kev ntsuas ntsuas | |
| Lub Npe Khoom | Lub suab nrov sensor module |
| Kev ntsuas qhov tseeb | ±1dB |
| Kev muab hluav taws xob | DC4.5~5.5V |
| Ib puag ncig ua haujlwm | -30~80℃ |
| Kev ntsuas qhov hnyav ntawm zaus | A (qhov hnyav) |
| Kev ntsuas ntau yam | 30 ~ 130dBA ntau yam |
| Hom tso zis | TTL/0~3V/RS485 |
| Kev siv hluav taws xob | <1W |
| Qhov ntau zaus | 20Hz ~ 12.5kHz |
| Kev ntsuas lub sijhawm | F (ceev) |
| Kev sib kis wireless | |
| Kev sib kis wireless | LORA / LORAWAN (EU868MHZ, 915MHZ), GPRS, 4G, WIFI |
| Muab cov neeg rau zaub mov huab thiab software | |
| Cov software | 1. Cov ntaub ntawv tiag tiag tuaj yeem pom hauv software. 2. Lub tswb ceeb toom tuaj yeem teeb tsa raws li koj xav tau. |
Cov Lus Nug Feem Ntau
Q: Kuv tuaj yeem tau txais cov lus hais li cas?
A: Koj tuaj yeem xa cov lus nug ntawm Alibaba lossis cov ntaub ntawv tiv tauj hauv qab no, koj yuav tau txais cov lus teb ib zaug.
Q: Cov yam ntxwv tseem ceeb ntawm lub sensor no yog dab tsi?
A:
1. Txais yuav lub microphone capacitor uas muaj lub zog ua ntej polarized back-pole polar body.
2. Tus qauv 2.54 hli tus pin tso zis
3. Kev ntsuas siab raug, ntau yam, ruaj khov zoo, ua haujlwm ruaj khov mus sij hawm ntev.
4. Kev nkag tau zoo ntawm huab cua, teb sai, ntsuas tau raug dua.
Q: Kuv puas tuaj yeem tau txais cov qauv?
A: Yog, peb muaj cov ntaub ntawv hauv Tshuag los pab koj kom tau txais cov qauv sai li sai tau.
Q: Lub zog fais fab thiab cov teeb liab tso zis yog dab tsi?
DC4.5~5.5V；TTL/0~3V/RS485.
Q: Kuv yuav sau cov ntaub ntawv li cas?
A: Nws tuaj yeem koom ua ke nrog peb 4G RTU thiab nws yog xaiv tau.
Q: Koj puas muaj cov software teeb tsa parameter sib phim?
A: Yog, peb tuaj yeem muab cov software matahced los teeb tsa txhua yam kev ntsuas.
Q: Koj puas muaj lub server huab thiab software sib phim?
A: Yog, peb tuaj yeem muab cov software matahced thiab nws yog dawb kiag li, koj tuaj yeem tshawb xyuas cov ntaub ntawv hauv lub sijhawm tiag tiag thiab rub tawm cov ntaub ntawv los ntawm software, tab sis nws xav tau siv peb cov ntaub ntawv sau thiab tus tswv tsev.
Q: Kuv puas paub koj qhov warranty?
A: Yog, feem ntau nws yog 1 xyoos.
Q: Lub sijhawm xa khoom yog dab tsi?
A: Feem ntau, cov khoom yuav raug xa tuaj rau hauv 3-5 hnub ua haujlwm tom qab tau txais koj cov nyiaj them. Tab sis nws nyob ntawm koj qhov ntau.
Cov Khoom Sib Xws
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