SANA'A TA TABBATAR DA INGANTATTU, HIDIMAR YANA CI GABA.

Yanayin aiki da yawa 8km tashar watsa bayanan nesa ta LoRa DTU

Takaitaccen Bayani:

Fassarar watsa bayanan serial
50uA ƙarancin wutar lantarki
Nisan sadarwa 3-8km
Hanyoyin sadarwar cibiyar sadarwa da yawa


Cikakken Bayani

Tags samfurin

Dubawa
Cikakken Bayani
Chipset:
SX1278
Lambar Samfura:
MDL311
Aikace-aikace:
watsa bayanan masana'antu
Sunan Alama:
HANKALI
Wurin Asalin:
Sichuan, China
Sunan samfur:
tashar watsa bayanaiRS232 RS485 serial tashar jiragen ruwaLoRa DTU
Nau'in:
Masana'antuLoRa DTU
Serial data interface:
Saukewa: RS232/RS485
Yanayin Sadarwa:
433MHz LoRa bakan bakan
Ƙwaƙwalwar Mita:
400MHz zuwa 520Mhz Mai daidaitawa
Yanayin Aiki:
-25 ℃ ~ + 70 ℃
Nauyi:
212g ku
Girma:
90.5mm*62.5*23.5mm
Nau'in mu'amala:
Tasha
Mai haɗa eriya:
50ΩSMA mace
Ƙarfin Ƙarfafawa
Ikon bayarwa:
Saita/Saiti 10000 kowane wata
Marufi & Bayarwa
Cikakkun bayanai
Yanayin aiki da yawa 8km tashar watsa bayanan nesa ta hanyar LoRa DTU1 saiti / jaka (tare da sassa na musamman)
Port
Chengdu/shanghai/shenzhen

 

Lokacin Jagora:
Yawan (Saiti) 1 - 100 >100
Est. Lokaci (kwanaki) 7 Don a yi shawarwari

  • Fassarar watsa bayanan serial
  • 50uA ƙarancin wutar lantarki
  • Nisan sadarwa 3-8km
  • Hanyoyin sadarwar cibiyar sadarwa da yawa

A cikin hanyoyin aiki guda uku na sama, MDL311 na iya aikawa da karɓar bayanai, kuma ma'aunin da aka ambata a sama ana auna bayanai.

Fasahar LoRa tana da haɓakar karɓar karɓa mai girma (RSSI) da rabon sigina-zuwa-amo (SNR), haɗe tare da ƙirar mallakarmu da fasahar lalata, samfurin mara waya ta LoRa yana da ƙarfin hana tsangwama da kwanciyar hankali da ingantaccen aikin samfur.

Wiring tashar jiragen ruwa

MDL311 yana ba da nau'ikan mu'amalar wutar lantarki iri biyu, nau'ikan mu'amalar wutar lantarki guda biyu kawai za su iya zaɓar ɗaya don amfani, ba za a iya haɗa su a lokaci guda ba.

Vin + GND: Wutar wutar lantarki na wannan kewayon shine DC 5 ~ 30V;

BAT + BAT-: Ƙarfin wutar lantarki na wannan kewayon shine 3.4 ~ 4.2V.

Serial Port

RS232 (RXD, TXD, GND) da 485 dubawa suna alama akan panel, kuma ɗaya daga cikinsu kawai za a iya zaɓar;

Idan aka yi amfani da shi a lokaci guda, ya zama dole don tabbatar da cewa tashoshin jiragen ruwa guda biyu na DTU sun kasance masu tasowa a lokacin karɓar bayanan tashar tashar jiragen ruwa, in ba haka ba za a sami rikici.

Samfurin jerin MDL yana ɗaukar 32-bit ARM low-power CPU, da keɓaɓɓen fasahar sadarwar RF na fasahar Mind, wanda ke sa samfurin jiran aiki ya zama ƙasa da 50uA.

A amfani da wutar lantarki na 50uA, na'urar MDL har yanzu tana cikin yanayin aiki kuma tana iya karɓa da aika bayanai a kowane lokaci, wanda ba shine amfani da wutar lantarki a ƙarƙashin barci ba.

* Ana auna duk bayanan da ke sama a cikin "yanayin fifikon wutar lantarki".

Cibiyar sadarwa AD-hoc mai sassauƙa da ƙarfi

Sadarwar watsa shirye-shirye

A cikin wannan hanyar sadarwa, kowace na'ura tana sadarwa da juna.

Sadarwar batu-point

A cikin hanyar sadarwa guda ɗaya, ana iya samun nasarar sadarwar batu tsakanin kowace na'ura biyu.

Sadarwar Multicast

A cikin hanyar sadarwa iri ɗaya, ana iya saita na'urori guda ɗaya ko da yawa azaman ƙungiya don fahimtar sadarwa tsakanin ƙungiyoyi

*Hanyoyin sadarwar guda uku na sama ana iya haɗa su a cikin hanyar sadarwa ɗaya.

* MDL311 daidaitawa 4G DTU na iya saita ƙofa ta LoRa cikin sauƙi kuma ta fahimci watsa bayanan nesa.

Baya ga yin amfani da layin tashar tashar jiragen ruwa na gida don saita sigogi kai tsaye, kayan aikin Mind LoRa kuma suna goyan bayan daidaitawa mara waya ta sigogin na'ura mai nisa.

Kamar yadda aka nuna a hoton da ke sama:

Ana haɗa na'ura A zuwa kwamfutar ta hanyar kebul na tashar tashar jiragen ruwa. Yin amfani da software mai hoto mai hoto wanda kamfaninmu ya samar, ana iya daidaita sigogin na'urar gida cikin dacewa da sauri, kuma ana iya daidaita sigogin na'urar nesa ta hanyar hanyar sadarwa mara waya ta B.

*Don saita sigogi a yanayin mara waya, ya zama dole a tabbatar da cewa na'urar gida da na'urar nesa suna cibiyar sadarwa iri ɗaya.

Hali Bayani
Tushen wutan lantarki Port Port: DC 5V ~ 30V
(Moni guda ɗaya kawai za a iya zaɓar) Baturi Port: 3.5V ~ 5V
Yawanci 433MHz tsoho ne 400MHz ~ 520MHz daidaitacce
RF watsa iko Tsohuwar: 20dBm / 100mW
Amfanin Wuta T (yanayin fifikon wutar lantarki) @12V DC RF Power: 20dBm
Mafi girman halin yanzu na watsa bayanai ≈60mA
Mafi kyawun karɓar bayanai na yanzu ≈20mA
Matsakaicin Rago aiki na yanzu ≈15uA
  @3.7V BAT RF Power: 20dBm
Mafi girman halin yanzu na watsa bayanai ≈140mA
Mafi kyawun karɓar bayanai na yanzu ≈15mA
Matsakaicin Rage aiki a halin yanzu ≈50uA
Nisa watsa mara waya Yanayin fifikon wutar lantarki 3Km
Daidaitaccen yanayin aiki 6km
Yanayin fifiko na nisa 8Km
*An auna nisa cikin buɗaɗɗen yanayi da bayyane.
Yawan watsawa 0.018 ~ 37.5Kbps
Karɓi hankali -139dBm Max
Antenna Connector 50Ω SMA mace
Sigar tashar tashar jiragen ruwa RS232/RS485 matakin, Baudrate:1200~38400bps, Data bits: 7/8,
Daidaituwa: N/E/O, Tsayawa rago: 1/2bits
Zazzabi da kewayon zafi Yanayin aiki: -25 ℃ ~ + 70 ℃
Adana zafin jiki: -40 ℃ ~ + 85 ℃
Dangantakar zafi: <95%, babu tauri
Halayen jiki Tsawon: 90.5mm, nisa: 62.5mm Tsayi: 23.5mm


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