Babban 10

na Injin Duwatsu na kasar Sin

English

Kafaffen nunin LCD mai watsa gas guda ɗaya (4-20mARS485)

Gabatarwa

AcronymsALA1 Ƙararrawa1 ko Ƙaramar Ƙararrawa2 Alarm2 ko Babban ƘararrawaCal CalibrationNum NumberNa gode da amfani da ƙayyadaddun watsawar gas ɗin mu.Karatun wannan jagorar na iya ba ku da sauri fahimtar aikin da amfani da hanyar wannan samfurin.Da fatan za a karanta littafin a hankali kafin aiki.

Cikakken Bayani

Tags samfurin

Bayanin Tsarin

Tsarin tsari

Table 1 lissafin kayan don daidaitaccen tsari na ƙayyadaddun iskar gas guda ɗaya

Daidaitaccen tsari

Serial number

Suna

Jawabi

1

Mai watsa iskar gas

  

2

Littafin koyarwa

  

3

Takaddun shaida

  

4

Ikon nesa

  

Da fatan za a duba ko na'urorin haɗi da kayan sun cika bayan an kwashe kaya.Daidaitaccen tsari shine na'ura mai mahimmanci don siyan kayan aiki.
1.2 Tsarin tsarin
● Girman gabaɗaya: 142mm × 178.5mm × 91mm
● Nauyi: kusan 1.35Kg
● Nau'in firikwensin: nau'in sinadaran lantarki (gas mai ƙonewa shine nau'in konewa na catalytic, in ba haka ba a kayyade)
● Gane gas: oxygen (O2), iskar gas mai ƙonewa (Ex), gas mai guba da cutarwa (O3, CO, H2S, NH3, Cl2, da dai sauransu)
● Lokacin amsawa: oxygen ≤ 30s;carbon monoxide ≤ 40s;gas mai ƙonewa ≤ 20s;(an bar wasu)
● Yanayin aiki: ci gaba da aiki
● Wutar lantarki mai aiki: DC12V ~ 36V
● Siginar fitarwa: RS485-4-20ma (wanda aka saita bisa ga bukatun abokin ciniki)
● Yanayin nuni: LCD mai hoto , Turanci
● Yanayin aiki: maɓalli, infrared ramut
● Siginar sarrafawa: 1 rukuni na fitarwa mai canzawa, matsakaicin nauyi shine 250V AC 3a
● Ƙarin ayyuka: nunin lokaci da kalanda, na iya adana bayanan 3000 +
● Yanayin zafi: - 20 ℃～ 50 ℃
● Yanayin zafi: 15% ~ 90% (RH), maras ƙarfi
● Takaddun shaida na fashewa No.: CE20.1671
● Alamar tabbatar da fashewa: Exd II CT6
● Yanayin Waya: RS485 tsarin waya ne guda hudu, 4-20mA waya ce uku
● Kebul na watsawa: ƙaddara ta hanyar sadarwa, duba ƙasa
● Nisan watsawa: kasa da 1000m
Ana nuna ma'auni na iskar gas na gama gari a cikin Tebura 2 na ƙasa

Table 2Tya auna jeri na gama gari

Gas

Sunan gas

Fihirisar fasaha

Kewayon aunawa

Ƙaddamarwa

Alamar ƙararrawa

CO

Carbon monoxide

0-1000pm

1ppm ku

50ppm ku

H2S

Hydrogen sulfide

0-100ppm

1ppm ku

10ppm ku

EX

Gas mai ƙonewa

0-100% LEL

1% LEL

25% LEL

O2

Oxygen

0-30% vol

0.1% vol

Ƙananan 18% vol

Babban 23% vol

H2

Hydrogen

0-1000pm

1ppm ku

35ppm ku

CL2

Chlorine

0-20pm

1ppm ku

2ppm ku

NO

Nitric oxide

0-250pm

1ppm ku

35ppm ku

SO2

Sulfur dioxide

0-20pm

1ppm ku

5ppm ku

O3

Ozone

0-5pm

0.01pm

1ppm ku

NO2

Nitrogen dioxide

0-20pm

1ppm ku

5ppm ku

NH3

Ammonia

0-200ppm

1ppm ku

35ppm ku

Lura: na'urar zata iya gano ƙayyadaddun iskar gas kawai, kuma nau'in da kewayon iskar gas da za'a iya aunawa za su kasance ƙarƙashin ainihin samfurin.
Ana nuna girman kayan aikin waje a cikin Hoto 1

Hoto 1 girman waje na kayan aiki

umarnin shigarwa

2.1 Kafaffen bayanin
Nau'in da aka ɗora bango: zana ramin shigarwa akan bangon, yi amfani da 8mm × 100mm faɗaɗa faɗakarwa, gyara murfin faɗaɗa akan bango, shigar da mai watsawa, sannan gyara shi da goro, kushin roba da kushin lebur, kamar yadda aka nuna a hoto 2.
Bayan an gyara mai watsawa, cire murfin babba da gubar a cikin kebul daga mashigai.Haɗa tasha bisa ga tabbataccen polarity mara kyau (Nau'in nau'in haɗin da aka nuna a cikin zane) kamar yadda aka nuna a zanen tsarin, sannan ku kulle haɗin gwiwa mai hana ruwa, sannan ƙara murfin babba bayan an duba duk hanyoyin haɗin gwiwa daidai.
Lura: dole ne firikwensin ya kasance ƙasa yayin shigarwa.

Hoto 2 fayyace girma da zanen ramin shigarwa na mai watsawa

2.2 Umarnin waya
2.2.1 RS485 yanayin
(1) igiyoyi za su kasance rvvp2 * 1.0 da sama, wayoyi 2-core guda biyu ko rvvp4 * 1.0 da sama, da waya guda 4-core.
(2) Waya yana goyan bayan hanyar hannu-da-hannu kawai.Hoto na 3 yana nuna jimlar tsarin wayoyi, kuma Hoto na 4 yana nuna cikakken zanen waya na ciki.

Hoto na 3 gabaɗaya zane-zanen wayoyi

(1) Fiye da 500m, buƙatar ƙara mai maimaitawa.Bugu da ƙari, lokacin da aka haɗa mai watsawa da yawa, ya kamata a ƙara wutar lantarki mai sauyawa.
(2) Ana iya haɗa shi da majalisar kula da bas ko PLC, DCS, da sauransu. Ana buƙatar ka'idar sadarwar Modbus don haɗa PLC ko DCS.
(3) Don tashar tashar tasha, kunna jajayen jujjuyawar mai watsawa zuwa kan alkibla.

Hoto na 4 na haɗin bas RS485

Yanayin 2.2.2 4-20mA
(1) Kebul ɗin zai zama RVVP3 * 1.0 da sama, 3-core waya.

Hoto 5 4-20mA haɗin gwiwa

Umarnin aiki

Kayan na'urar na iya nunawa a mafi yawan ma'aunin ƙimar gas ɗaya.Lokacin da fihirisar iskar gas ɗin da za a gano tana cikin kewayon ƙararrawa, za a rufe relay ɗin.Idan an yi amfani da hasken ƙararrawar sauti da haske, za a aika sauti da ƙararrawar haske.
Na'urar tana da mu'amalar hasken sauti guda uku da kuma maɓallin LCD guda ɗaya.
Kayan aiki yana da aikin ajiyar lokaci na ainihi, wanda zai iya rikodin yanayin ƙararrawa da lokaci a ainihin lokacin.Da fatan za a koma zuwa umarni masu zuwa don takamaiman aiki da bayanin aiki.
3.1 Bayani mai mahimmanci
Kayan aikin yana da maɓalli uku, kuma ana nuna ayyukan a cikin Tebur 3
Bayanin maɓalli na 3

Maɓalli

Aiki

Jawabi

KEY1

 Zaɓin menu Maɓallin hagu

KEY2

 Shigar da menu kuma tabbatar da ƙimar saitin Maɓalli na tsakiya

KEY3

 Duba sigogi
Samun dama ga aikin da aka zaɓa		 Maɓallin dama

Lura: wasu ayyuka suna ƙarƙashin nuni a ƙasan allon kayan aiki.
Hakanan ana iya sarrafa shi ta infrared remot.Maɓallin aikin infrared mai nisa yana nunawa a hoto na 6.

Hoto 6 Bayanin maɓalli na nesa

3.2 Nuni dubawa
Bayan an kunna kayan aikin, shigar da ƙirar nunin taya.Kamar yadda aka nuna a hoto na 7:

Hoto 7 taya nunin dubawa

Wannan keɓancewa shine jira sigogin kayan aiki don daidaitawa.Wurin gungurawa a tsakiyar LCD yana nuna lokacin jira, kusan 50s.X% shine ci gaban gudu na yanzu.A cikin ƙananan kusurwar dama na nuni shine lokacin kayan aiki na yanzu (ana iya canza wannan lokacin kamar yadda ake buƙata a cikin menu).

Lokacin da adadin lokacin jira ya kasance 100%, kayan aikin za su shiga wurin nunin iskar gas na saka idanu.Dauki carbon monoxide a matsayin misali, kamar yadda aka nuna a hoto na 8.

Hoto 8 na lura da nunin iskar gas

Idan kana buƙatar duba sigogin gas, danna maɓallin dama.
1) Gane nunin dubawa:
Nuni: nau'in gas, ƙimar maida hankali gas, naúrar, jihar.Kamar yadda aka nuna a hoto na 8.
Lokacin da iskar gas ya wuce abin da aka yi niyya, za a nuna nau'in ƙararrawa na naúrar a gaban naúrar (nau'in ƙararrawa na carbon monoxide, hydrogen sulfide da iskar gas mai ƙonewa shine matakin 1 ko matakin 2, yayin da nau'in ƙararrawa na oxygen shine babba ko ƙananan iyaka), kamar yadda aka nuna a hoto na 9.

Hoto na 9 tare da ƙararrawar gas

1) Matsakaicin nuni na nuni:
A cikin hanyar gano iskar gas, danna-dama don shigar da ma'aunin nunin iskar gas.
Nuni: nau'in gas, yanayin ƙararrawa, lokaci, ƙimar ƙararrawa matakin farko (ƙananan ƙararrawa), ƙimar ƙararrawa matakin na biyu (ƙararrawa mafi girma), kewayo, ƙimar maida iskar gas na yanzu, naúrar, matsayin gas.
Lokacin danna maɓallin (maɓallin dama) a ƙarƙashin “dawowa”, ƙirar nuni za ta canza zuwa ƙirar nunin iskar gas.

Hoto na 10 carbon monoxide

3.3 Menu umarni
Lokacin da mai amfani yana buƙatar saita sigogi, danna maɓallin tsakiya.
Ana nuna babban mahallin menu a cikin hoto na 11:

Hoto na 11 babban menu

Icon ➢ yana nufin aikin da aka zaɓa a halin yanzu.Danna maɓallin hagu don zaɓar wasu ayyuka, kuma danna maɓallin dama don shigar da aikin
Ayyuka:
★ Saitin lokaci: Saitin lokaci
★ Saitunan sadarwa: ƙimar baud ɗin sadarwa, adireshin na'ura
★ Shagon ƙararrawa: Duba rikodin ƙararrawa
★ Saita bayanan ƙararrawa: Saita ƙimar ƙararrawa, ƙimar ƙararrawa ta farko da ta biyu
★ Calibration: Sifili da daidaita kayan aiki
★ Baya: Komawa ga ganowar iskar gas nuni.

3.3.1 Saitin lokaci
A cikin babban menu na mahallin, danna maɓallin hagu don zaɓar saitunan tsarin, danna maɓallin dama don shigar da jerin saitunan tsarin, danna maballin hagu don zaɓar Saitunan lokaci, sannan danna maɓallin dama don shigar da tsarin saitin lokaci, kamar yadda aka nuna a ciki. Hoto na 12:

Hoto 12 saitin lokaci

Icon ➢ yana nufin lokacin da aka zaɓa a halin yanzu don daidaitawa.Danna maɓallin dama don zaɓar wannan aikin, kuma za a nuna lambar da aka zaɓa kamar yadda aka nuna a hoto na 13. Sannan danna maɓallin hagu don canza bayanan.Danna maɓallin hagu don daidaita wasu ayyukan lokaci.

Hoto na 13 saitin Ayyukan Shekara

Ayyuka:
★ Shekara ta 20 ~ 30
★ Ragewar Watan daga 01~12
★ Rana daga 01~31
★ Tsawon Sa'a daga 00~23
★ Tsawon Minti daga 00~59
★ Komawa zuwa babban menu na mahallin

3.3.2 Saitunan sadarwa
Ana nuna menu na saitin sadarwa a hoto na 14 don saita sigogi masu alaƙa da sadarwa

Hoto 14 saitunan sadarwa

Adireshin Saita kewayon: 1 ~ 200, kewayon adiresoshin da na'urar ta mamaye shine: adireshin farko ~ (adireshin farko + jimlar gas -1)
Baud rate Saitin kewayon: 2400, 4800, 9600, 19200. Default: 9600, gabaɗaya babu buƙatar saiti.
Protocol Karanta kawai, ba daidai ba kuma RTU, wanda ba daidai ba shine don haɗa ma'aikatar kula da bas ɗin kamfaninmu da sauransu. RTU shine haɗa PLC, DCS da dai sauransu.

Kamar yadda aka nuna a hoto na 15, saita adireshin, danna maɓallin hagu don zaɓar bit ɗin saiti, danna maɓallin dama don canza darajar, danna maɓallin tsakiya don tabbatarwa, ƙirar sake tabbatarwa ta bayyana, danna maɓallin hagu don tabbatarwa.

Hoto na 15 saita adireshin

Kamar yadda aka nuna a cikin Hoto 16, zaɓi ƙimar Baud da ake so, danna maɓallin dama don tabbatarwa, kuma maɓallin sake tabbatarwa ya bayyana.Danna maɓallin hagu don tabbatarwa.

Hoto 16 Zaɓi ƙimar Baud

3.3.3 Rikodi ajiya
A cikin babban menu na mahallin, danna maɓallin hagu don zaɓar abin aikin "ajiya mai rikodin", sannan danna maɓallin dama don shigar da menu na ajiyar rikodin, kamar yadda aka nuna a hoto 17.
Jimlar ajiya: jimlar adadin rikodin ƙararrawa waɗanda kayan aikin zasu iya adanawa.
Adadin sake rubutawa: Idan adadin bayanan da aka adana a cikin na'urar ya fi yawan adadin ma'adana, za a sake rubuta shi tun daga farkon bayanan.
Serial number na yanzu: adadin bayanan da aka ajiye a halin yanzu.Hoto na 20 ya nuna cewa an ajiye shi zuwa lamba 326.
Da farko nuna sabon rikodin, danna maɓallin hagu don duba rikodin na gaba, kamar yadda aka nuna a Figure18, kuma danna maɓallin dama don komawa zuwa babban menu.

Hoto 17 adadin bayanan da aka adana

Hoto 18Yi rikodin bayanai

3.3.4 Saitin ƙararrawa
A karkashin babban menu na mahallin, danna maɓallin hagu don zaɓar aikin "Ƙararrawar Ƙararrawa", sannan danna maɓallin dama don shigar da saitunan zaɓin gas na ƙararrawa, kamar yadda aka nuna a hoto 22. Danna maballin hagu don zaɓar nau'in iskar gas zuwa. saita ƙimar ƙararrawa, kuma danna maɓallin dama don shigar da zaɓaɓɓen ƙimar ƙararrawar iskar gas.Mu dauki carbon monoxide.

Hoto 19 zaɓi gas saitin ƙararrawa

Hoto 20 saitin ƙimar ƙararrawar carbon monoxide

A cikin adadi na 23, danna maɓallin hagu don zaɓar ƙimar ƙararrawa "level I" carbon monoxide, sannan danna dama don shigar da menu na Saituna, kamar yadda aka nuna a adadi na 24, a wannan lokacin danna maɓallin hagu na sauya bayanan bits, danna dama da ƙimar flicker da ƙari. daya, ta maballin hagu da dama don saita darajar da ake buƙata, saitin ya ƙare, danna maɓallin tsakiya don shigar da ƙimar ƙararrawa da aka tabbatar na lamba, danna maɓallin hagu don tabbatarwa a wannan lokacin, idan saitin ya yi nasara, zai nuna " saitin nasara” a tsakiyar layuka a mafi ƙanƙanta matsayi, in ba haka ba tip “saitin gazawar”, kamar yadda aka nuna a hoto na 25.
Lura: Saitin ƙimar ƙararrawa dole ne ya zama ƙasa da ƙimar masana'anta (ƙananan iyakar oxygen dole ne ya fi darajar masana'anta), in ba haka ba saitin zai gaza.

Hoto 21 saita ƙimar ƙararrawa

Hoto 22 mai nasara saitin saiti

3.3.5 Daidaitawa
Lura: 1. Za'a iya yin gyare-gyaren sifili bayan fara kayan aiki da kuma kammala farawa.
2. Oxygen na iya shigar da menu na "Gas Calibration" a ƙarƙashin ma'aunin yanayin yanayi.Ƙimar nunin daidaitawa shine 20.9% vol.Kada ku yi ayyukan gyara sifili a cikin iska.
Gyaran sifili
Mataki 1: A cikin babban menu na mahallin, danna maɓallin hagu don zaɓar aikin "Device Calibration", sannan danna maballin dama don shigar da menu na kalmar wucewar shigarwa, kamar yadda aka nuna a hoto na 23. Bisa ga gunkin da ke ƙarshe. layin da ke dubawa, danna maɓallin hagu don canza bit data, danna maɓallin dama don ƙara 1 zuwa ƙimar bit mai walƙiya na yanzu, shigar da kalmar sirri 111111 ta hanyar haɗin waɗannan maɓallan guda biyu, sannan danna maɓallin tsakiya don canzawa zuwa daidaitawa da dubawar zaɓi, kamar yadda aka nuna a hoto na 24.

Hoto 23 shigar da kalmar sirri

Hoto 24 zaɓi nau'in gyarawa

Mataki na 2: danna maballin hagu don zaɓar abubuwan aikin gyara sifili, sannan danna maɓallin dama don shigar da menu na sifili, ta maɓallin hagu don zaɓar nau'in iskar gas kamar yadda aka nuna a cikin adadi na 25, sannan danna maɓallin dama don shigar da zaɓin tsabtace sifirin gas ɗin. Menu, ƙayyade gas na yanzu 0 PPM, danna maɓallin hagu don tabbatarwa, bayan nasarar daidaitawa tsakanin kasan allon zai nuna nasara, in ba haka ba nuna gazawar calibration, kamar yadda aka nuna a adadi na 26.

Hoto 25 zaɓi na nau'in gas don gyaran sifili

Hoto na 26 ya tabbatar da bayyane

Mataki na 3: Danna maɓallin dama don komawa zuwa wurin zaɓin nau'in gas ɗin bayan an gama gyaran sifili.A wannan lokacin, zaku iya zaɓar nau'in iskar gas don yin gyaran sifili.Hanyar ita ce ta sama.Bayan share sifili, danna menu har sai kun dawo kan hanyar gano iskar gas, ko fita ta atomatik daga menu kuma komawa wurin gano iskar gas bayan babu maɓalli da aka rage zuwa 0 akan ƙirar ƙidayar.

Gas calibration
Mataki 1: Kunna iskar gas ɗin.Bayan darajar gas ɗin da aka nuna ta tsaya cik, shigar da babban menu kuma zaɓi menu na zaɓi na daidaitawa.Takamammen hanyar aiki shine Mataki na 1 na sifili calibration.
Mataki 2: Zaɓi abin aikin Gas Calibration, danna maɓallin dama don shigar da mahallin zaɓin gas ɗin, hanyar zaɓin iskar gas iri ɗaya ce da hanyar zaɓin sifiri, bayan zaɓi nau'in gas ɗin da za a daidaita, danna maɓallin dama shigar da saitin saitin daidaita ƙimar gas ɗin da aka zaɓa, Kamar yadda aka nuna a hoto na 27, sannan yi amfani da maɓallan hagu da dama don saita ƙimar tattara iskar gas ɗin.A zaton cewa calibration yanzu carbon monoxide gas, maida hankali darajar da calibration gas ne 500ppm, sa'an nan saita shi zuwa '0500′.Kamar yadda aka nuna a hoto na 28.

Hoto 27 gyara nau'in gas zaɓi

Hoto na 28 yana saita ƙimar ƙimar daidaitaccen iskar gas

Mataki na 3: Saita bayan ƙaddamarwar iskar gas, danna maɓallin tsakiya, a cikin mahaɗin zuwa ƙirar ƙirar iskar gas, kamar yadda aka nuna a cikin hoto na 29, ƙirar tana da ƙima wacce ita ce gano ƙwayar iskar gas a halin yanzu, lokacin da ke dubawa zuwa 10, na iya danna maɓallin hagu don daidaitawa na hannu, iskar gas ta atomatik bayan s10, bayan nasarar nunin mu'amala mai nasara ta XXXX, in ba haka ba nunin gyare-gyare na XXXX ya gaza, Tsarin nuni yana nunawa a cikin Hoto 30.'XXXX 'yana nufin nau'in gas ɗin da aka daidaita.

Hoto 29 gyaran gas

Hoto 30 saurin sakamakon daidaitawa

Mataki na 4: Bayan daidaitawa ya yi nasara, idan darajar gas ɗin da aka nuna ba ta tsaya ba, zaku iya maimaita calibration.Idan gyare-gyaren ya gaza, da fatan za a duba ko ƙaddamar da daidaitaccen iskar gas ya yi daidai da ƙimar saitin daidaitawa.Bayan an gama daidaita iskar gas, danna maɓallin dama don komawa zuwa wurin zaɓin nau'in iskar gas don daidaita sauran iskar gas.
Mataki na 5: Bayan an kammala duk daidaitawar iskar gas, danna menu har sai kun dawo wurin gano iskar gas, ko kuma ku fita ta atomatik daga menu ɗin ku koma wurin gano iskar gas bayan ƙirar ƙidayar ta rage zuwa 0 ba tare da latsa kowane maɓalli ba.

3.3.6 Komawa
A cikin babban mahallin menu, danna maɓallin hagu don zaɓar aikin 'Komawa', sannan danna maɓallin dama don komawa zuwa menu na baya.

Hankali

1. Guji yin amfani da kayan aiki a cikin yanayi mai lalacewa
2. Tabbatar da guje wa hulɗa tsakanin kayan aiki da ruwa.
3. Kar a yi waya da wutar lantarki.
4. Tsaftace tace firikwensin akai-akai don gujewa toshewar tacewa kuma kasa gano iskar gas akai-akai.

  • Na baya:
  • Na gaba:
    • Ku rubuta sakonku anan ku aiko mana

    Kwararren injiniyan fasaha da aka sadaukar don jagorantar ku

    Dangane da ainihin bukatun ku, zaɓi mafi madaidaicin ƙira da hanyoyin tsarawa gabaɗaya

    Danna shiga don bincika ko ESC don rufewa