IDQ Science DT-UNIT-4 Manual mai amfani da Sensor mara waya

An tsara hanyar sadarwa ta firikwensin firikwensin mara waya ta DT don babban sauri, \ tattara bayanan firikwensin da tsarin cibiyar sadarwa. Kowane tsarin ya ƙunshi kumburin firikwensin firikwensin mara waya, ƙofar mai tattara bayanai, da dandamalin software. Sadarwar mara waya ta hanyoyi biyu tana ba da damar tattara bayanai da daidaita su daga nesa zuwa kilomita biyu.

Node Overview

DT-UNIT-4 ƙarami ne, mara waya, shigarwar analog na tashoshi biyu \ kumburin firikwensin dacewa da haɗin OEM. Yana fasalta tarin bayanai masu girma a sampMatsakaicin adadin har zuwa 1 kHz. Kullin ya dace don haɗi zuwa nau'ikan firikwensin daban-daban.

Interface da Manuniya

Alamar halin kumburi tana ba da bayani kan halin na'urar:

KASHE: Node yana kashe
Koren walƙiya cikin sauri akan farawa: Node yana tashi sama
1 (hankali) koren bugun jini a sakan daya: Node ba shi da aiki kuma yana jiran umarni
Koren kiftawa 1 kowane daƙiƙa 2: Node shine sampling
Blue LED a lokacin sampling: Node yana sake daidaitawa
Red LED: Kuskuren gwaji da aka gina a ciki

Hanyoyin Aiki na Node

Ƙungiyoyin firikwensin suna da hanyoyin aiki guda uku:

Mai aiki: Node shine sampbayanai
Barci: Node yana cikin yanayin barci mai ƙarancin ƙarfi
Rashin aiki: Node ba shi da aiki kuma ana iya amfani dashi don saita saituna

Tambayoyin da ake yawan yi

Tambaya: Yaya nisan hanyar sadarwar firikwensin mara waya za ta iya tattara bayanai daga?
- A: Cibiyar sadarwa ta firikwensin waya na iya tattara bayanai daga na'urori masu auna firikwensin har zuwa kilomita biyu daga nesa.

Tambaya: Wadanne nau'ikan na'urori masu auna firikwensin zasu iya haɗa kumburin DT-UNIT-4 zuwa?
- A: Kullin DT-UNIT-4 na iya haɗawa da na'urori masu auna firikwensin daban-daban da suka haɗa da ma'auni, na'urori masu auna matsa lamba, ƙwayoyin kaya, da na'urori masu motsi.

Wireless Sensor Network Overview

Cibiyar firikwensin firikwensin DT Wireless cibiyar sadarwa ce mai saurin gaske, tarin bayanan firikwensin firikwensin da tsarin cibiyar sadarwar firikwensin. Kowane tsarin ya ƙunshi kumburin firikwensin firikwensin mara waya, ƙofa mai tattara bayanai da dandamalin software wanda ya dogara da kwamfutar mai masaukin baki. Sadarwar mara waya ta hanyoyi biyu tsakanin nodes da ƙofofin ƙofofin yana ba da damar tattara bayanan firikwensin da daidaitawa daga nesa zuwa kilomita biyu. Ana iya haɗa ƙofa ta gida zuwa kwamfutar mai ɗaukar hoto don tattara bayanai da bincike na lokaci-lokaci. Wasu ƙofofin kuma suna da ƙarfin fitarwa na analog wanda zai iya watsa bayanan firikwensin kai tsaye zuwa na'urar sayan bayanai ta tsaye ko \ kai tsaye tare da kayan sarrafa masana'antu kamar PLCs. Zaɓin nodes ɗin da ke akwai yana ba da damar yin hulɗa tare da nau'ikan na'urori masu auna firikwensin, gami da accelerometers, ma'aunin nauyi, na'urori masu auna matsa lamba, sel masu ɗaukar nauyi, na'urori masu auna firikwensin ƙarfi da rawar jiki, magnetometer, firikwensin 4 zuwa 20 mA, thermocouples, na'urori masu auna firikwensin RTD, danshi ƙasa da na'urori masu auna humidity, inclinometers. da na'urori masu auna motsi. Wasu nodes suna zuwa tare da haɗe-haɗe na'urorin ji kamar na'urorin accelerometers. Ƙofar guda ɗaya na iya daidaita nodes da yawa na kowane nau'i, kuma ana iya sarrafa ƙofofin da yawa daga kwamfuta ɗaya ta amfani da dandamalin software na kwamfuta.

Node Overview

DT-UNIT-4 ƙarami ne, mara waya, mai ƙarancin farashi, kumburin shigar da firikwensin analog na tashoshi biyu a shirye don haɗin OEM. Yana nuna mabanbanta ɗaya da tashar shigar da analog guda ɗaya mai ƙarewa ɗaya da firikwensin zafin jiki na ciki, DT-UNIT-4 yana da ikon tattara babban ƙuduri, ƙananan bayanan amo a s.ampMatsakaicin adadin har zuwa 1 kHz. Sauran fasalulluka na DT-UNIT-4 sun haɗa da PGA mai daidaitacce, matattarar ƙima ta dijital, ƙwaƙwalwar walƙiya, daidaita ma'aunin ma'auni ta atomatik ta amfani da masu tsayayyar shunt kan-jirgi, da tashar shigar da bugun jini don ma'aunin RPM. Wannan firikwensin mara waya ya dace don haɗawa da nau'ikan firikwensin iri-iri, gami da ma'aunin ma'auni, na'urori masu auna matsa lamba, ƙwayoyin kaya, da na'urori masu motsi. Don samun bayanan firikwensin, ana amfani da DT-UNIT-4 tare da ƙofar DT-UNIT-BASE.

Interface da Manuniya

Mai nuna alama	Hali	Matsayin Node
Alamar halin na'urar	KASHE	An KASHE Node
	Koren walƙiya cikin sauri akan farawa	Node yana tashi
	1 (hankali) koren bugun jini a sakan daya	Node ba shi da aiki kuma yana jiran umarni
	1 kore yana kiftawa kowane daƙiƙa 2	Node shine sampling
	Blue LED a lokacin sampling	Node yana sake daidaitawa
	Red LED	Kuskuren gwaji na ciki

Hanyoyin Aiki na Node

Ƙungiyoyin firikwensin suna da hanyoyin aiki guda uku: aiki, barci, da kuma mara aiki. Lokacin da kumburi ya kasance sampling, yana cikin yanayin aiki. Lokacin sampling yana tsayawa, an canza kumburin zuwa yanayin aiki, wanda ake amfani dashi don daidaita saitunan kumburi, kuma yana ba da damar juyawa tsakanin s.ampling da yanayin barci. Kullin zai shiga ta atomatik zuwa yanayin barci mai ƙarancin ƙarfi bayan ƙayyadadden lokacin rashin aiki mai amfani

Haɗa zuwa Base Station da Nodes

Shigar da Software

Kafin haɗa kowane hardware, da farko shigar da mai masaukin kwamfuta DT software Wireless a kan mai masaukin kwamfuta. Don samun kunshin shigarwa na software, tuntuɓi injiniyan tallace-tallace masu dacewa ko injiniyan sabis na fasaha

Gateway Communications Portland

Ana haɗa direbobi don ƙofar USB tare da shigar da software mara waya ta DT. Bayan shigar da software, muddin aka toshe ƙofar, za a gano hanyar USB ta atomatik.

Ƙaddamar da ƙofar ta hanyar haɗin USB. Tabbatar da cewa hasken yanayin ƙofar yana kunne, yana nuna cewa an haɗa ƙofar kuma an kunna shi.

Bude software mara waya ta DT.
Ƙofar ya kamata ta bayyana ta atomatik a cikin taga mai sarrafawa tare da sanya tashar sadarwa. Idan ba a gano ƙofa ta atomatik ba, tabbatar da cewa tashar tashar jiragen ruwa tana aiki sannan cire haɗin kebul ɗin kuma sake sakewa.

Haɗa zuwa Nodes

A cikin software mara waya ta DT, zaku iya amfani da hanyoyi da yawa don kafa sadarwa tare da nodes: gano kumburi ta atomatik akan mitar guda ɗaya, gano kumburi ta atomatik akan mitoci daban-daban, da ƙari kumburin hannu.

Gano Node ta atomatik akan Mita iri ɗaya

Idan tashar tushe da kumburi suna kan mitar aiki iri ɗaya, kumburin zai bayyana ta atomatik a ƙarƙashin jerin tashar tushe lokacin da kumburin ya kunna.

Hoto na 5 – An Gano Node akan Mita iri ɗaya

Gano Node ta atomatik akan Mitoci daban-daban

Idan da'irar ja mai lamba ta bayyana kusa da tashar tushe, ƙila kumburin yana aiki akan mitar rediyo daban

Zaɓi tashar tushe sannan zaɓi tayal ɗin kumburi akan mitar daban. Danna sabon kumburin da za a ƙara kuma zaɓi "Aiwatar" don matsar da kumburin zuwa mita

Kanfigareshan Sensor mara waya

Kanfigareshan Hardware

Ana adana saitunan node a cikin ƙwaƙwalwar da ba ta da ƙarfi kuma ana iya saita ta ta amfani da software na Wireless DT. Wannan babin yana bayyana saitunan da za a iya daidaita mai amfani

Range na shigarwa

Saita ribar da za a iya aiwatarwa amplifier (PGA) don iyakance kewayon shigar da firikwensin. Ƙara yawan riba zai inganta ƙudurin sigina, yayin da raguwar riba zai ba da damar faɗaɗa shigarwar shigarwa. Wuraren da ake samuwa sune ± 2.5 V, ± 1.25 V, ± 625 mV, ± 312.5 mV, ± 156.25 mV, ± 78.125 mV, ± 39.0625 mV ko ± 19.5313 mV.

Tace Karamar Wucewa

Ana amfani da matatar ƙarancin wucewa na dijital na SINC4 don rage hayaniya. Saita tacewa zuwa babban mita don saurin daidaitawa da tsawon rayuwar baturi. Saita tace zuwa ƙasa

Tsarin daidaitawa

Ana iya daidaita tashoshi na analog da kansu ta amfani da madaidaitan daidaitawa na layi. Yi amfani da mayen kayan aikin Calibration don sauƙaƙe ma'aunin ma'auni ko na'urori masu auna firikwensin mV/V, ko fitar da danyen raka'a kamar volts da ƙididdigar ADC.

Sampling Kanfigareshan

DT-UNIT-4 yana da s guda biyu masu daidaitawaampZaɓuɓɓukan ling, gami da ɓataccen lokacin ƙarewar fitila da tazarar bayanan bincike. Ana iya shigar da shi daga menu mai zuwa: Kanfigareshan> Sampmenu menu

Power atomatik

DT-UNIT-4 yana da zaɓuɓɓukan wutar lantarki mai iya saita mai amfani da yawa, gami da tsoho yanayin aiki a kumburin mara waya, lokacin rashin aiki mai amfani, duba tazarar rediyo da watsa wutar lantarki. Kanfigareshan > Menu na Wuta

Yanayin aiki na asali

Bayan kunnawa, kumburin zai shigar da tsoho yanayin aiki. A cikin yanayin aiki, idan kumburin bai karɓi kowane umarni a cikin lokacin da aka zaɓa ba, zai shiga yanayin bacci ta atomatik. Idan an zaɓi mai aiki a cikin tsohuwar yanayin aiki, kumburin zai sake shigar da s ta atomatikampYanayin ling ya ƙare tare da duk saitunan yanzu.

Lokacin rashin aikin mai amfani

Kashe lokacin ƙarewar rashin aikin mai amfani don guje wa yanayin canza yanayin ta atomatik.

Duba Tazarar Radiyo

A cikin barci da sampHar ila yau, duba sau nawa kullin saitin tazarar rediyo ke bincika tashar rediyo don umarnin “saitin zuwa mara amfani”. Rage tazarar rajistan rediyo zai rage lokacin da ake buƙata don tayar da kumburin zuwa yanayin aiki mara amfani, amma tare da rage rayuwar baturi. Ƙara tazarar rajistan rediyo na iya tsawaita rayuwar baturi amma a farashin ƙara lokacin da ake buƙata don tayar da kumburin cikin yanayin rashin aiki.

Isar da Wuta

Saita ƙarfin fitarwar rediyo zuwa ƙima tsakanin 0dBm da +20dBm. Ikon watsawa yana shafar kewayon sadarwa da rayuwar baturi.

Sensor mara waya Sampling Kanfigareshan

Fara Tattara Bayanai

Akwai hanyoyi da yawa don tattara bayanai daga nodes, gami da daga kumburi guda ɗaya, hanyar sadarwar nodes, ko sake kunna s na ƙarshe da aka yi amfani da su.ampyanayin ling.

Kudi ɗaya

Na'ura/Zaɓi ID na kumburi daidai> Sampling > Aikace-aikace don kammala tattara bayanai na kumburi guda ɗaya

Cibiyar sadarwa na Node

Na'ura> Tashar Tushe> Sampling > Duba kumburi don zama sampjagoranci > Aiwatar kuma fara sampling. Cikakkun tarin bayanai masu aiki tare na nodes da yawa a cikin tsarin cibiyar sadarwar mara waya

Mai duba bayanai na lokaci-lokaci

Bayanai > Ƙara View > Duba tashoshin bayanan da kuke so view

Bayanin FCC

Gargadi na FCC

Wannan na'urar ta bi Sashe na 15 na Dokokin FCC. Aikin yana ƙarƙashin sharuɗɗa biyu masu zuwa:

Wannan na'urar bazai haifar da tsangwama mai cutarwa ba, kuma
dole ne wannan na'urar ta karɓi duk wani tsangwama da aka samu, gami da tsangwama wanda zai iya haifar da aiki maras so.

NOTE 1: An gwada wannan kayan aikin kuma an same shi da bin ƙa'idodi don na’urar dijital na Class B, bisa ga sashi na 15 na Dokokin FCC. An tsara waɗannan iyakokin don ba da kariya mai dacewa daga tsoma baki mai cutarwa a shigarwar mazaunin. Wannan kayan aiki yana samarwa, yana amfani kuma yana iya haskaka ƙarfin mitar rediyo kuma, idan ba'a shigar dashi ba kuma yayi amfani dashi daidai da umarnin, na iya haifar da tsangwama mai cutarwa ga sadarwar rediyo. Koyaya, babu garantin cewa tsangwama ba zai faru a cikin shigarwa na musamman ba. Idan wannan kayan aikin yana haifar da tsangwama mai cutarwa ga rediyo ko karɓar talabijin, wanda za'a iya ƙaddara ta kashe kayan aikin da kashewa, ana ƙarfafa mai amfani don ƙoƙarin gyara tsangwama ta ɗaya ko fiye daga cikin matakan masu zuwa:

Sake daidaitawa ko matsar da eriya mai karɓa.
Ƙara rabuwa tsakanin kayan aiki da mai karɓa.
Haɗa kayan aiki zuwa wani mashigar da ke kewaye daban da wanda aka haɗa mai karɓa zuwa gare shi.
Tuntuɓi dila ko gogaggen masanin rediyo/TV don taimako.

NOTE 2: Duk wani canje-canje ko gyare-gyare ga wannan naúrar da ƙungiyar da ke da alhakin aiwatarwa ba ta amince da su ba na iya ɓata ikon mai amfani na sarrafa kayan aikin.

Bayanin Bayyanar RF

Don ci gaba da bin ka'idojin bayyanar da FCC'S RF, ya kamata a shigar da wannan kayan aikin tare da mafi ƙarancin nisa na 20cm tsakanin radiyo da jikin ku. Wannan na'urar da eriya (s) ba dole ne su kasance tare ko aiki tare da kowane eriya ko mai watsawa ba.

Umarnin haɗin kai don masana'antun samfura bisa ga KDB 996369 D03OEM Manual v01

Jerin dokokin FCC masu aiki

FCC Sashe na 15 Ƙarshen C 15.249 & 15.209 & 15.207.

Musamman yanayin amfani na aiki

Ana iya amfani da tsarin don aikace-aikacen hannu tare da iyakar eriya 1dBiMax. Mai ƙera rundunar da ke shigar da wannan ƙa'idar a cikin samfuran su dole ne su tabbatar da cewa samfurin haɗe-haɗe na ƙarshe ya dace da buƙatun FCC ta hanyar kimanta fasaha ko kimanta dokokin FCC, gami da aikin watsawa. Mai sana'anta ya kamata ya sani kar ya ba da bayani ga mai amfani na ƙarshe game da yadda ake girka ko cire wannan RF ɗin a cikin littafin mai amfani na ƙarshen samfurin wanda ya haɗa wannan ƙirar. Littafin jagorar mai amfani na ƙarshe zai haɗa da duk bayanan tsari da ake buƙata / faɗakarwa kamar yadda aka nuna a cikin wannan jagorar.

Hanyoyi masu iyakataccen tsari

Na'urar wani nau'i ne guda ɗaya kuma ya dace da buƙatun FCC Sashe na 15.212.

Alamar ƙirar eriya

Ba a zartar ba, Module ɗin yana da nasa eriya, kuma baya buƙatar runduna sprinted board micro strip trace eriya da dai sauransu.

Abubuwan la'akari da bayyanar RF

Dole ne a shigar da tsarin a cikin kayan aikin mai watsa shiri kamar yadda aƙalla 20cm ana kiyaye shi tsakanin eriya da masu amfani "jiki; kuma idan an canza bayanin bayyanar RF ko shimfidar tsarin, to, mai sana'anta samfurin da ake buƙata ya ɗauki alhakin tsarin ta hanyar canji a ID na FCC ko sabon aikace-aikacen FCC ID na module ɗin ba za a iya amfani da shi akan samfurin ƙarshe A cikin waɗannan yanayi ba, Mai masana'anta zai kasance da alhakin sake kimanta ƙarshen samfurin (ciki har da mai watsawa) da samun izinin FCC daban.

Antenna

Ƙayyadaddun Antenna sune kamar haka:
Nau'in eriya: AN1003 Multilayer Chip Eriya
Ribar eriya: 1dBiMax.

An yi nufin wannan na'urar don masana'antun baƙi kawai a ƙarƙashin sharuɗɗa masu zuwa: Ƙilawa ba za a iya haɗa nau'in mai watsawa tare da kowane mai watsawa ko eriya ba; Za'a yi amfani da tsarin ne kawai tare da eriya(s) na ciki wanda aka gwada da asali tare da wannan tsarin. Dole ne a haɗe eriya ta dindindin ko kuma a yi amfani da na'ura mai haɗawa da eriya "na musamman" muddin sharuɗɗan da ke sama sun cika, ba za a buƙaci ƙarin gwajin watsawa ba Duk da haka, masana'anta har yanzu suna da alhakin gwada samfuran ƙarshen su don kowane ƙarin buƙatun yarda. da ake buƙata tare da shigar da wannan ƙirar (don example, watsawar na'urar dijital, bukatun PC, da sauransu)

Alamar alama da bayanin yarda

Masu ƙera kayayyaki suna buƙatar samar da tambarin jiki ko e-tambarin da ke nuna "Ya ƙunshi ID na FCC: 2BFFE-DT-UNIT-4" tare da ƙãre samfurinsu.

Bayani kan hanyoyin gwaji da ƙarin buƙatun gwaji

Dole ne masana'anta mai watsa shiri suyi gwajin hayaki mai haske da gudanar da hayaki mai ban tsoro, da sauransu bisa ga ainihin hanyoyin gwaji don mai watsawa na yau da kullun a cikin runduna, da kuma na'urorin watsawa da yawa a lokaci guda ko wasu masu watsawa a cikin samfurin rundunar. Sai kawai lokacin da duk sakamakon gwajin yanayin gwaji ya bi ka'idodin FCC, to ana iya siyar da samfurin ƙarshe bisa doka.

Ƙarin gwaji, Sashe na 15 Ƙarƙashin Ƙaƙwalwar Sashe na B

Mai watsawa na yau da kullun FCC ce kawai ke da izini don FCC Sashe na 15 Subpart C 15.249 & 15.209 & 15.207 kuma cewa masana'anta samfurin suna da alhakin bin duk wasu ƙa'idodin FCC waɗanda suka shafi mai watsa shiri wanda ba a rufe ta hanyar bayar da takaddun shaida na zamani. Idan mai bayarwa ya tallata samfuran su azaman Sashe na 15 Subpart B mai yarda (lokacin kuma ya ƙunshi da'irar dijital ba da gangan ba), to mai bayarwa zai ba da sanarwar da ke nuna cewa samfurin ƙarshe na ƙarshe yana buƙatar gwajin yarda da Sashe na 15 Subpart B tare da na'urar watsawa ta zamani. shigar

Sanarwar Hukumar Sadarwa ta Tarayya (FCC,US)

An gwada wannan kayan aikin kuma an samo shi don biyan iyaka don na'urar dijital ta Class B, bisa ga Sashe na 15 na Dokokin FCC Waɗannan iyakokin an tsara su don ba da kariya mai ma'ana daga tsangwama mai cutarwa a cikin shigarwar mazaunin Wannan kayan yana haifar, yana amfani da shi kuma yana iya haskakawa. Ƙarfin mitar rediyo kuma, idan ba a shigar da shi ba kuma aka yi amfani da shi daidai da umarnin, na iya haifar da tsangwama mai cutarwa ga hanyoyin sadarwa na rediyo Duk da haka, babu tabbacin cewa tsangwama ba zai faru ba a cikin wani shigarwa na musamman Idan wannan kayan aikin ya haifar da kutse mai cutarwa ga rediyo ko liyafar talabijin, wanda za'a iya ƙaddara ta hanyar kashe kayan aiki da kunnawa, ana ƙarfafa mai amfani don ƙoƙarin gyara tsangwama ta ɗayan matakan masu zuwa:

Sake daidaitawa ko matsar da eriyar karɓa-Ƙara rabuwa tsakanin kayan aiki da mai karɓa
Haɗa kayan aiki zuwa wani mashigar da ke kewaye daban da wanda aka haɗa mai karɓa zuwa gare shi
Tuntuɓi dila ko gogaggen masanin rediyo/TV don taimako

Wannan na'urar ta bi Sashe na 15 na Ayyukan Dokokin FCC yana ƙarƙashin sharuɗɗa biyu masu zuwa: (1) Wannan na'urar bazai haifar da tsangwama mai cutarwa ba, kuma (2) dole ne wannan na'urar ta karɓi duk wani tsangwama da aka karɓa, gami da tsangwama wanda zai iya haifar da aikin da ba a so. canje-canje ko gyare-gyaren da ƙungiyar da ke da alhakin bin doka ba ta amince da su ba na iya ɓata ikon mai amfani na sarrafa wannan kayan aikin.

MUHIMMAN BAYANAI

Gargadin haɗin gwiwa:

Wannan mai watsawa dole ne a kasance tare ko aiki tare tare da kowane eriya ko mai watsawa

Umarnin haɗin OEM:

Anyi nufin wannan na'urar don masu haɗin OEM kawai a ƙarƙashin yanayi masu zuwa:

Ba za a iya kasancewa tare da tsarin watsawa tare da kowane mai watsawa ko eriya Za a yi amfani da na'urar ba tare da eriya (s) na waje kawai wanda aka gwada da asali tare da wannan tsarin.
Muddin sharuɗɗan da ke sama sun cika, ba za a buƙaci ƙarin gwajin watsawa ba. Koyaya, mai haɗin OEM har yanzu yana da alhakin gwada samfuran ƙarshen su don kowane ƙarin buƙatun yarda da ake buƙata tare da shigar da wannan ƙirar (don tsohonample, watsawar na'urar dijital, buƙatun PC na gefe, da sauransu).

Ingancin amfani da takaddun shaida:

A yayin da waɗannan sharuɗɗan ba za a iya cika su ba (misaliampwasu saitunan kwamfutar tafi-da-gidanka ko wurin haɗin gwiwa tare da wani mai watsawa), to, izinin FCC don wannan ƙirar a hade tare da kayan aikin ba a sake la'akari da inganci kuma ba za a iya amfani da ID na FCC na module ɗin akan samfurin ƙarshe A cikin waɗannan yanayi ba, Mai haɗin OEM zai kasance da alhakin sake kimanta ƙarshen samfurin (gami da mai watsawa) da samun izinin FCC daban.

Ƙarshen alamar samfur:

Dole ne a yi wa samfur na ƙarshe lakafi a wuri mai ganuwa tare da mai zuwa: "Ya ƙunshi Mai watsawa Module FCC ID: 2BFFE-DT-UNIT-4"

Bayanin da dole ne a sanya shi a cikin jagorar mai amfani na ƙarshe:

Mai haɗin OEM dole ne ya sani kar ya ba da bayani ga mai amfani na ƙarshe game da yadda ake girka ko cire wannan RF ɗin a cikin littafin mai amfani na ƙarshen samfurin wanda ya haɗa wannan ƙirar Jagoran mai amfani na ƙarshe zai haɗa da duk abin da ake buƙata na faɗakarwar bayanan tsari kamar yadda aka nuna. a cikin wannan littafin

Takardu / Albarkatu

IDQ Science DT-UNIT-4 Sensor mara waya [pdf] Manual mai amfani
2BFFE-DT-UNIT-4, 2BFFEDTUNIT4, DT-UNIT-4 Wireless Sensor, DT-UNIT-4, Wireless Sensor, Sensor

Magana

Manual mai amfani

IDQ Science DT-UNIT-4 Sensor mara waya

Ƙayyadaddun samfur

Umarnin Amfani da samfur