Daviteq MBRTU-PODO Optical Narkar da Oxygen Sensor tare da fitowar Modbus
Gabatarwa
Sensor Narkar da Oxygen Na gani tare da fitowar Modbus MBRTU-PODO
- Daidaitaccen da ƙarancin kulawa narkar da fasahar iskar oxygen (luminescent quenching).
- RS485/Modbus fitarwa siginar.
- Ma'auni na masana'antu, ƙaƙƙarfan gidaje na jiki tare da 3⁄4 "NPT a gaba da baya.
- Madaidaicin kebul na USB: kafaffen kebul (0001) da kebul mai iya cirewa (0002).
- Haɗaɗɗen firikwensin matsi mai hana ruwa.
- Matsakaicin zafin jiki na atomatik da ramuwa.
- Diyya ta salinity ta atomatik tare da ƙimar shigar da mai amfani/salinity.
- Sauyawan hular firikwensin firikwensin tare da haɗaɗɗen daidaitawa.
AUNA RUWAN OZYGEN A RUWA
Ƙayyadaddun bayanai
| Rage | DO jikewa%: 0 zuwa 500%. DO Hankali: 0 zuwa 50 mg/L (ppm). Yanayin aiki: 0 zuwa 50 ° C. Adana Zazzabi: -20 zuwa 70 ° C. Matsin yanayi mai aiki: 40 zuwa 115 kPa. Matsakaicin Matsakaicin Matsayi: 1000 kPa. |
| Lokacin Amsa | YI: T90 ~ 40s na 100 zuwa 10%. Zazzabi: T90 ~ 45s don 5 - 45oC (w/ motsawa). |
| Daidaito | YI: 0-100% <± 1%. 100-200% <± 2 %. Zazzabi: ± 0.2 °C. Matsa lamba: ± 0.2 kPa. |
| Input /output/protocol | Shigarwa: 4.5 - 36 V DC. Amfani: matsakaita 60 mA a 5V. Fitarwa: RS485/Modbus ko UART. |
| Daidaitawa |
|
| DO Abubuwan Ramuwa | Zazzabi: atomatik, cikakken kewayo.
Salinity: atomatik tare da shigarwar mai amfani (0 zuwa 55 ppt). Matsi:
|
| Ƙaddamarwa | Ƙananan iyaka (<1 mg/L): ~ 1 ppb (0.001 mg/L). Tsakanin iyaka (<10 mg/L): ~ 4-8 ppb (0.004-0.008 mg/L). Babban kewayon (> 10 mg/L): ~10ppb (0.01 mg/L)* *Mafi girman kewayon, ƙaramin ƙuduri. |
| Rayuwar Sensor Cap da ake tsammani | Rayuwa mai amfani har zuwa shekaru 2 yana yiwuwa a cikin mafi kyawun yanayi. |
| Wasu | Mai hana ruwa: IP68 rating tare da tsayayyen kebul. Takaddun shaida: RoHs, CE, C-Tick (a cikin tsari). Materials: Ryton (PPS) jiki. Tsawon igiya: 6 m (akwai zaɓuɓɓuka). |
Hotunan samfur
TSARIN RUWAN TUSHEN NURARAR Oxygen SENSOR MBRTU-PODO
MBRTU-PODO-H1 .PNG
Waya
Da fatan za a kunna wayoyi kamar yadda aka nuna a kasa:
| Waya launi | Bayani |
| Ja | Wutar lantarki (4.5 ~ 36V DC) |
| Baki | GND |
| Kore | UART_RX (don haɓakawa ko haɗin PC) |
| Fari | UART_TX (don haɓakawa ko haɗin PC) |
| Yellow | Saukewa: RS485A |
| Blue | Saukewa: RS485B |
Lura: Za a iya yanke wayoyi biyu na UART idan ba haɓakawa / bincike na shirye-shirye ba.
Calibration da Aunawa
DO Calibration a Zabuka
Sake saita daidaitawa
a) Sake saita daidaitawa 100%.
Mai amfani ya rubuta 0x0220 = 8
b) Sake saita 0% daidaitawa.
Mai amfani ya rubuta 0x0220 = 16
c) Sake saita daidaita yanayin zafi.
Mai amfani ya rubuta 0x0220 = 32
daidaita maki 1
1-point calibration na nufin calibrating bincike a cikin batu na 100% jikewa, wanda za a iya samu ta daya daga cikin wadannan hanyoyi:
a) A cikin ruwa mai cike da iska (daidaitaccen hanya).
Ruwa mai cike da iska (misaliample na 500 ml) za a iya samu ta ci gaba (1) tsaftace ruwa da iska ta amfani da iska bubbler ko wani nau'i na aeration game da 3 ~ 5 minutes, ko (2) motsa ruwa ta Magnetic stirrer karkashin 800 rpm for 1 hour.
Bayan an shirya ruwa mai cike da iska, a nutsar da hular firikwensin da firikwensin zazzabi na binciken a cikin ruwan da ya cika iska, sannan a daidaita bincike bayan karatun ya tsaya tsayin daka (yawanci mintuna 1 ~ 3).
Mai amfani ya rubuta 0x0220 = 1, sannan jira 30 seconds.
Idan karatun ƙarshe na 0x0102 baya cikin 100 ± 0.5%, da fatan za a duba idan kwanciyar hankali na yanayin gwaji na yanzu ko gwada sakewa.
b) A cikin iska mai cike da ruwa (hanyar da ta dace).
A madadin, ana iya yin gyaran gyare-gyaren 1-pt cikin sauƙi ta amfani da iskar da ta cika ruwa, amma ana iya haifar da kuskuren 0 ~ 2% dangane da ayyuka daban-daban. An ba da shawarar hanyoyin kamar ƙasa:
i) nutsar da hular firikwensin da firikwensin zafin jiki na binciken a cikin ruwan famfo sabo/sabon minti 1 ~ 2.
ii) Fitar da binciken kuma da sauri tsoma ruwan a saman hular firikwensin ta kyallen takarda.
iii) shigar da ƙarshen firikwensin a cikin kwalban daidaitawa / ajiya tare da soso mai jika a ciki. Guji tuntuɓar hular firikwensin kai tsaye tare da kowane ruwa a cikin kwalaben daidaitawa/ajiye yayin wannan matakin daidaitawa. Rike nisa tsakanin hular firikwensin da rigar soso kasancewa ~ 2 cm.
v) jira karatun ya daidaita (minti 2 ~ 4) sannan a rubuta 0x0220 = 2.
2-maki daidaitawa (100% da 0% jikewa maki)
(i) Sanya binciken a cikin ruwa mai cike da iska, rubuta 0x0220 = 1 bayan karatun DO ya daidaita.
(ii) Bayan karatun DO ya zama 100%, matsar da binciken zuwa ruwan oxygen sifili (amfani da sodium sulfide wanda aka ƙara fiye da haka zuwa
ruwa sample).
(iii) Rubuta 0x0220 = 2, bayan karatun DO yana daidaitawa (~ akalla 2 mins).
- (iv) Mai amfani yana karanta jikewa a 0x0102 don daidaita maki 1, 0x0104 don daidaitawa maki 2.
2-point cal ba lallai ba ne don yawancin aikace-aikacen, sai dai idan masu amfani suna buƙatar ma'auni daidai a cikin ƙananan DO (<0.5 ppm). - Ba a yarda da aiwatar da "0% calibration" ba tare da "daidaitawa 100%" ba.
Daidaita maki don zafin jiki
i) Mai amfani ya rubuta 0x000A = yanayin zafi x100 (Misali: Idan yanayin yanayi = 32.15, to mai amfani ya rubuta 0x000A=3215).
ii) zafin karatun mai amfani a 0x000A . Idan daidai yake da abin da kuka shigar, an yi ma'auni. Idan ba haka ba, da fatan za a sake gwada Mataki na 1.
Modbus RTU Protocol
Tsarin umarni:
- Kada a aika da umarni da wuri fiye da 50mS daga kammala amsa ta ƙarshe.
- Idan ba a ga martanin da ake tsammani daga bawa ba don> 25mS, jefa kuskuren sadarwa.
- Binciken yana bin ƙa'idodin Modbus don ayyuka 0x03, 0x06, 0x10, 0x17
Tsarin watsa Serial:
- Nau'o'in bayanai suna da girma-endian sai dai idan an lura da su.
- Kowane watsa na RS485 zai kasance yana da: farkon farawa ɗaya, 8 data ragowa, babu daidaito bit, da ragowa biyu tasha;
- Default Baud rate: 9600 (wasu daga cikin binciken na iya samun Baudrate na 19200);
- Adireshin Bawa na asali: 1
- Ragowar bayanan 8 da aka watsa bayan fara bit sune mafi mahimmancin farkon.
- Jerin Bit
| Fara kadan | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Dakatar kadan |
Lokaci
- Sabuntawar firmware dole ne a gudanar da shi a cikin daƙiƙa 5 na wuta a kunne ko kuma sake saiti mai laushi Tip tip LED zai zama shuɗi mai ƙarfi a wannan lokacin.
- Ba za a iya gudanar da umarni na farko a baya fiye da daƙiƙa 8 daga kunnawa ko sake saiti mai laushi ba
- Idan babu wani martani da ake tsammanin daga lokacin kayyade umarni na faruwa bayan 200ms
Modbus RTU yarjejeniya:
| Yi rijista # | R/W | Cikakkun bayanai | Nau'in | Bayanan kula |
| 0 x0003 | R | LDO (mg/L) x100 | Uint16 | |
| 0 x0006 | R | Saturation% x100 | Uint16 | |
| 0 x0008 | R/W | Salinity (ppt) x100 | Uint16 | |
| 0 x0009 | R | Matsa lamba (kPa) x100 | Uint16 | |
| x000A | R | Zazzabi (°C) x100 | Uint16 | |
| 0x000F ku | R | Baud Rate | Uint16 | Bayanan kula 1 |
| 0 x0010 | R | Address Bawa | Uint16 | |
| 0 x0011 | R | Binciken ID | Uint32 | |
| 0 x0013 | R | Sensor Cap ID | Uint32 | |
| 0 x0015 | R | Bincika Tsarin Firmware x100 | Uint16 | Bayanan kula 2 |
| 0 x0016 | R | Bincika Ƙananan Gyaran Firmware | Uint16 | Bayanan kula 2 |
| 0 x0063 | W | Baud Rate | Uint16 | Bayanan kula 1 |
| 0 x0064 | W | Address Bawa | Uint16 | |
| 0 x0100 | R | LDO (mg/L) | Yawo | |
| 0 x0102 | R | jikewa % | Yawo | |
| 0 x0108 | R | Matsi (kPa) | Yawo | |
| 0x010A | R | Zazzabi (°C) | Yawo | |
| 0x010c ku | R/W | Lokacin Bincike na Yanzu | 6 bytes | Bayanan kula 3 |
| 0x010F ku | R | Kuskure bits | Uint16 | Bayanan kula 4 |
| 0 x0117 | R | Salinity (ppt) | Yawo | |
| 0 x0132 | R/W | Yanayin Zazzabi | Yawo | |
| 0 x0220 | R/W | Calibration Bits | Uint16 | Bayanan kula 5 |
| 0x02CF | R | Lambar Serial Cap Membrane | Uint16 | |
| 0 x0300 | W | Sake farawa mai laushi | Uint16 | Bayanan kula 6 |
Lura:
- Bayanan kula 1: Ƙimar Baud: 0= 300, 1= 2400, 2= 2400, 3= 4800, 4= 9600, 5= 19200, 6=38400, 7= 115200.
- Bayanan kula 2: Sigar Firmware shine adireshi 0x0015 wanda aka raba ta 100, sannan adadin decimal sannan adireshin 0x0016. Example: idan 0x0015 = 908 da 0x0016 = 29, to, sigar firmware shine v9.08.29.
- Bayanan kula 3: Binciken ba shi da RTC, idan ba a samar da bincike mai ci gaba ba ko aka sake saita duk ƙimar za ta sake saitawa zuwa 0.
Kwanan lokaci bytes shine shekara, wata, rana, rana, sa'a, minti, da biyu. Mafi mahimmanci zuwa kalla.
Example: idan mai amfani ya rubuta0x010C=0x010203040506, to za a saita ranar zuwa 3 ga Fabrairu, 2001 4:05:06 na safe. - Lura 4: Ana ƙidaya ragowa kaɗan ga mafi yawan, farawa daga 1:
- Bit 1 = Kuskuren Ma'auni.
- Bit 3 = Binciken Zazzabi daga kewayon, matsakaicin 120 ° C.
- Bit 4 = Tattaunawa daga kewayon: mafi ƙarancin 0 mg/L, matsakaicin 50 mg/L. o Bit 5 = Kuskuren Matsalolin Matsalolin Bincike.
- Bit 6 = Sensor matsa lamba daga kewayon: mafi ƙarancin 10 kPa, matsakaicin 500 kPa.
Bincike zai yi amfani da tsoho matsa lamba = 101.3 kPa. - Bit 7 = Kuskuren Sadarwa na Sensor Matsa lamba, Bincike zai yi amfani da tsoho matsa lamba = 101.3 kPa.
Bayanan kula 5:Rubuta (0x0220) 1 Gudanar 100% calibration. 2 Gudanar 0% calibration. 8 Sake saita daidaitawa 100% 16 Sake saita daidaitawa 0% 32 Sake saita daidaita yanayin zafi.
- Note 6: Idan an rubuta 1 zuwa wannan adireshin ana sake kunnawa mai laushi, duk sauran karantawa/rubutu ba a watsi da su.
Bayanan kula 7: idan binciken yana da ginanniyar firikwensin matsa lamba wannan adireshi ne kawai karantawa.
Bayanan kula 8: Waɗannan ƙimar sakamako ne na daidaita ma'auni 2, yayin da adireshi na 0x0003 da 0x0006 ke gabatar da sakamakon daidaitawar maki 1.
Exampda Watsawa
CMD: Karanta Bayanan Bincike
Raw Hex: 01 03 0003 0018 B5C0
| Adireshi | Umurni | Fara Adireshin | # na masu rijista | CRC |
| 0 x01 | 0 x03 | 0 x0003 | 0 x0018 | 0xB5C0 |
| 1 | Karanta | 3 | 0 x18 |
Example 1 amsa daga bincike:
Raw Hex: 01 03 30 031B 0206 0000 2726 0208 0BB8 27AA 0AAA 0000 0000 0000 0BB8 0005 0001 0001 0410 0457 0000 038 0052 0001 FAD031
Example 2 amsa daga bincike:
Raw Hex: 01 03 30 0313 0206 0000 26F3 0208 0000 27AC 0AC8 0000 0000 0000 0000 0005 0001 0001 0410 0457
0000 038C 0052 0001 031A 2748 0000 5BC0
| Natsuwa (mg/L) | jikewa % | Salinity (ppt) | Matsi (kPa) | Zazzabi (°C) | Hankali 2pt (mg/L) | Saturation% 2pt |
| 0 x0313 | 0x26F3 ku | 0 x0000 | 0x27AC ku | 0x0AC8 ku | 0x031A | 0 x2748 |
| 7.87 mg/L | 99.71% | 0 ppt | 101.56 kPa | 27.60 °C | 7.94 mg/L | 100.56% |
CMD: Guda 100% Calibration
Raw Hex: 01 10 0220 0001 02 0001 4330
| Adireshi | Umurni | Fara Adireshin | # na masu rijista | # na Bytes | Daraja | CRC |
| 0 x01 | 0 x10 | 0 x0220 | 0 x0001 | 0 x02 | 0 x0001 | 0 x4330 |
| 1 | Rubuta Multi | 544 | 1 | 2 | Kunna 100% Cal |
Example 1 amsa daga bincike:
Raw Hex: 01 10 0220 0001 01 BB Nasara!
CMD: Guda 0% Calibration
Raw Hex: 01 10 0220 0001 02 0002 0331
| Adireshi | Umurni | Fara Adireshin | # na masu rijista | # na Bytes | Daraja | CRC |
| 0 x01 | 0 x10 | 0 x0220 | 0 x0001 | 0 x02 | 0 x0002 | 0 x0331 |
| 1 | Rubuta Multi | 544 | 1 | 2 | Kunna 0% Cal |
Example 1 amsa daga bincike:
Raw Hex: 01 10 0220 0001 01 BB Nasara!
CMD: Sabunta Salinity = 45.00 ppt, Matsi = 101.00 kPa, da Zazzabi = 27.00 °C
Raw Hex: 01 10 0008 0003 06 1194 2774 0A8C 185D
| Adireshi | Umurni | Fara Adireshin | # na masu rijista | # na Bytes | Daraja | CRC |
| 0 x01 | 0 x10 | 0 x0008 | 0 x0003 | 0 x06 | 0x1194 2774 0A8C | 0 x185d |
| 1 | Rubuta Multi | 719 | 1 | 2 | 45, 101, 27 |
Example 1 amsa daga bincike:
Raw Hex: 01 10 0008 0003 01CA Nasara!
| Adireshi | Umurni | Fara Adireshin | # na masu rijista | # na Bytes | Daraja | CRC |
| 0 x01 | 0 x10 | 0x02CF | 0 x0001 | 0 x02 | 0 x0457 | 0xD751 ku |
| 1 | Rubuta Multi | 719 | 1 | 2 | 1111 |
Example 1 amsa daga bincike:
Raw Hex: 01 10 02CF 0001 304E Nasara!
Girma
JININ GIRMA NA MBRTU-PODO (Raka'a: mm)
Kulawa
Kulawa da bincike ya haɗa da tsaftace hular firikwensin, da kuma yanayin daidaitawa, shirye-shirye, da ajiyar tsarin gwajin.
Lokacin da ba a amfani da binciken, ana ba da shawarar sosai don adana binciken tare da sanya hular firikwensin sa da kuma kwalaben daidaitawa/ajiye wanda aka haɗa a cikin marufi na asali, wanda aka zare akan binciken. Ƙaƙƙarfan ruwa mai tsafta ko injin ɗimi/danshi kuma zai iya ishi idan babu kwalban daidaitawa/ajiye. Soso da ke cikin kwalaben daidaitawa/ajiye ya kamata a kasance da ɗanshi don sakamako mafi kyau.
Guji hular firikwensin da ke taɓa kaushi na halitta, taɓo, da karo na cin zarafi don ƙarfafawa da tsawaita rayuwar aikin firikwensin. Ya kamata a ba da kulawa ta musamman don tsaftace murfin hula, don tsoma bincike da hula a cikin ruwa mai dadi, sannan a busar da saman da nama. Kada a goge saman rufin.
Sauya hular firikwensin, idan murfin hular ya dushe ko cire shi. KAR KA taɓa madaidaicin taga akan tip ɗin bincike bayan cire tsohuwar hular. Idan akwai wasu gurɓatattun abubuwa ko saura akan taga ko a cikin hular, a hankali cire su tare da gogewa kyauta. Sa'an nan kuma sake murƙushe sabon hular firikwensin akan binciken.
Takardu / Albarkatu
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Daviteq MBRTU-PODO Optical Narkar da Oxygen Sensor tare da fitowar Modbus [pdf] Jagorar mai amfani MBRTU-PODO Optical Narkar da Oxygen Sensor tare da Modbus fitarwa, MBRTU-PODO, Narkar da Oxygen Sensor na gani da Modbus fitarwa, Sensor tare da Modbus fitarwa, Modbus fitarwa |
