1. samfurin gabatarwa

Wannan samfurin ne na'urar auna bayani PH darajar (hydrogen ion concentration index, acidity alkalinity), tare da atomatik zafin jiki diyya aiki, atomatik zafin jiki da kuma hannu zafin jiki za a iya canzawa. Wannan samfurin ya dace da masana'antu tsabtace ruwa, rayuwa tsabtace ruwa, aikin gona, kiwon ruwa masana'antu da sauran yanayi a karkashin ba lalata da rauni acid da rauni alkali muhalli.

1.1 Ayyuka Features

• pH ma'auni kewayon 0 ~ 14pH, ƙuduri 0.01pH.
• Yankin ma'aunin zafin jiki 0 ~ 80 ℃, ƙuduri 0.1 ℃ (iyakance kayan aiki tare da zaɓin zafin jiki).
• Tare da aikin daidaitaccen zafin jiki na atomatik, ana iya canzawa daidaitaccen hannu da daidaitaccen hannu.
• Sadarwa ta S485: Yarjejeniyar sadarwa ta MODBUS RTU tana sauƙaƙa haɗin kwamfuta don saka idanu da sadarwa.
• Za a iya saita adireshin sadarwa na ModBus, za a iya gyara farashin Porter.
• Na'urorin suna amfani da kewayon ƙarfin lantarki don samar da DC 10 ~ 30V.

1.2 fasaha sigogi na kayan aiki

wutar lantarki	DC 10 ~ 30V
ikon amfani	0.6W
sadarwa dubawa	S485； A daidaitaccen MODBUS-RTU yarjejeniya; Sadarwa Porter Rate: 2400, 4800, 9600 samuwa
pH auna kewayon	0~14.00pH ; ƙuduri: 0.01pH
Kuskuren auna pH	± 0.15pH
Maimaita kuskure	± 0.02pH
Temperature auna kewayon	0~80℃; ƙuduri: 0.1 ℃ (Manual zafin jiki diyya lokacin da aka saita zafin jiki, tsoho 25 ℃)
Kuskuren auna zafin jiki	±0.5℃
Kayan aiki yanayi	yanayin zafin jiki: 0-60 ℃ dangi zafi: <85%
Electrode aikace-aikace zazzabi	0~80℃
lantarki juriya	0.6MPa
tsawon wayar lantarki	Tsohon 5m (10m, 15m, 20m za a iya tsara)
Electrode amfani da cycle	1 shekara

1.3 Zaɓin samfurin

da					Lambar Kamfanin
	PH-				Masana'antu PH mai watsawa
		N01-			S485 (Yarjejeniyar Modbus-RTU)
			2-		Wall sanyaya sarki shell
				201	Babu zafin jiki compensation yau da kullun hadaddun lantarki
				201T	Na yau da kullun hadaddun lantarki tare da zafin jiki compensation

1.4 Jerin samfuran

◆ Masana'antu PH mai watsawa 1 na'ura
◆ PH electrode 1 (tare da zafin jiki diyya, babu zafin jiki diyya)
◆ takardar shaida, katin garanti, da dai sauransu
◆ 2 abubuwa na fadada, 2 abubuwa na kai
◆ PH buffer 4.01, 6.86, 9.18 kowane kunshin (ba tare da tsoho, za a iya saya daban)

1.5 na'urar size

1.6 Electrode size da kuma shigarwa

1.6.1 Electrode iri da girma

Wannan samfurin yana amfani da na yau da kullun hadaddun lantarki, wanda ya dace da ma'auni na yau da kullun datti, ruwan famfo, muhalli mai tsabta datti, rayuwa datti da sauran mafita.

1.6.2 lantarki shigarwa

1. Shigarwa mai nutsuwa: wayoyin pH na lantarki suna fita daga bututun bakin karfe, kuma 3/4 threads a saman pH na lantarki suna haɗuwa da 3/4 threads na bakin karfe tare da band mai ban sha'awa. Tabbatar da cewa lantarki saman da kuma lantarki line ba shiga ruwa.
3. bututun shigarwa: haɗe da bututun ta hanyar 3/4 na pH lantarki.

2. Ayyukan amfani da umarnin

2.1 Bayanin wayarwa

	Bayani	Bayani
lantarki tushen	Brown	Wutar lantarki mai kyau (10 ~ 30V DC)
	Black	Wutar lantarki negatives
Tong Saƙo	kore	485-A
	Blue	485-A

2.2 Bayanan sigogi

Bude kunshin, zaɓi "debugging software" - "485 sigogi saita software", samu
Ka buɗe.
1) Zaɓi hakkin COM tashar jiragen ruwa ("My kwamfutar - Properties - Na'urar Manajan - tashar jiragen ruwa" don duba COM tashar jiragen ruwa a ciki), hoton da ke ƙasa ya lissafa sunayen direbobi na daban-daban 485 masu juyawa.

2) kawai haɗa daya na'ura da kuma wutar lantarki, danna software ta gwaji port rate, software zai gwada yanzu na'urar port rate da adireshin, tsoho port rate ne 4800bit / s, tsoho adireshin ne 0x01.
3) gyara adireshin da Porter Rate bisa ga bukatun amfani, yayin da za a iya bincika yanayin aiki na yanzu na'urar.
4) Idan gwajin bai yi nasara ba, don Allah sake duba na'urar wayoyin da kuma 485 direba shigarwa.

2.3 Bayani na lantarki

1) Shirya nau'ikan madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaici

1. Bude da saita software.

3) Zaɓi lambar kalmar sirri mai dacewa, zaɓi adireshin na'urar da ya dace (adireshin tsoho shine 1) da ƙimar port (ƙimar port ta tsoho shine 4800) sa'an nan kuma buɗe tashar jirgin ruwa ta serial, gano shafin PH, alama zaɓuɓɓukan atomatik.

4) A cikin yanayin zafin jiki na ɗaki (kusan 25 ℃) don sanya pH lantarki a cikin daidaitaccen maganin buffer mai ƙananan darajar PH (misali, zaɓi 4.01 lokacin amfani da 4.01 da 9.18), shigar da darajar pH na daidaitaccen maganin buffer a wurin daidaitawa, an soke shi ta atomatik bayan daidaitawa ta kwanciyar hankali, danna "daidaitawa" na daidaitawa na farko don daidaitawa na farko.

5) Bayan kammala daidaitawar farko, tsabtace lantarkin lantarki na pH kuma bushe ƙarin ruwa tare da takarda ko masana'antu mai laushi (kada ku lalata kwalliyar gilashin lantarkin lantarki, in ba haka ba lantarkin lantarki zai kashe), sake duba zaɓuɓɓukan atomatik, sanya daidaitaccen maganin buffer mai darajar PH mai girma (misali zaɓi 9.18 lokacin amfani da 4.01 da 9.18 biyu), shigar da daidaitaccen maganin buffer mai darajar pH a wurin daidaitawa, soke shi ta atomatik bayan daidaitawar daidaitawa, danna "daidaitawa" na daidaitawa na biyu na daidaitawa na biyu. Calibration kammala.

2.4 Bayanan Sadarwa da Rajista na ModBus

2.4.1 Basic sigogi na na'urar sadarwa

lambar	8-bit biyu
Bits na bayanai	8 daga
Matsayin Parity	Babu
dakatar da bit	1 Bit
Tabbatar da Kuskure	CRC (lambar zagaye mai yawa)
Porter Rate	2400bit / s, 4800bit / s, 9600 bit / s samuwa, masana'antu tsoho 4800bit / s

2.4.2 Bayanai frame Format ma'anar

Ta amfani da tsarin sadarwa na Modbus-RTU, a cikin tsarin da ke ƙasa:
Farawa tsari ≥4 bytes lokaci
Lambar adireshin = 1 byte
lambar aiki = 1 byte
Yankin bayanai = N bytes
Kuskure tabbatarwa = 16 bit CRC lambar
Ƙarshen tsari ≥4 bytes na lokaci
Lambar adireshin: Adireshin mai watsawa ne na musamman a cikin sadarwar sadarwa (masana'antar tsoho 0x01).
lambar aiki: umarnin aikin umarnin da mai karɓar baƙi ya bayar.
Data yankin: Data yankin ne takamaiman sadarwa data, lura da 16bits data high bytes a gaba! CRC code: lambar tabbatarwa na bytes biyu.

2.4.3 Adireshin rajista

Adireshin rajista	aiki	Bayani
0x0000	0x03/0x04	pH darajar (sau 100 na ainihin darajar)
0x0001	0x03/0x04	zazzabi (sau 10 na ainihin darajar)
0x0050	0x03 / 0x04 / 0x06	PH karkatarwa darajar (sau 100 na ainihin darajar)
0x0051	0x03 / 0x04 / 0x06	Dabarar zafin jiki (sau 10 na ainihin darajar)
0x0060	0x03 / 0x04 / 0x06	Ko manu diyya (1: a 0: a'a)
0x0061	0x03 / 0x04 / 0x06	Manual biyan zafin jiki (10 sau na ainihin darajar)
0x0120, 0x0121	0x10	Electrode daidaitawa (sau 100 na ainihin darajar)

2.4.4 Misali da Bayani na Yarjejeniyar Sadarwa

Misali 1: Karanta pH na yanzu da zafin jiki na na'urar da adireshin 01
Bayar da frame:

Lambar adireshin	Ayyuka Code	Adireshin rajista	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x01	0x00 0x00	0x00 0x02	0xc4	0x0b

Amsa frame: (Misali karanta pH ne 7.90 da zafin jiki ne 26.5 ℃)

Lambar adireshin	Ayyuka Code	Adadin bytes mai inganci	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x01	0x04	0x03 0x16 0x01 0x09	0xb8	0xbe

pH lissafi: 316H (hexadecimal) = 790 => pH = 7.90
zafin jiki lissafi: 109H (hexadecimal) = 265 => zafin jiki = 26.5 ℃
Misali na 2: Gyara ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar ƙimar
Bayar da frame: (Idan na'urar na yanzu fitarwa pH ne 7.90, don gyara darajar zuwa 8.00, bambancin darajar ne 8.00-7.90 = 0.10, fadada sau 100 zuwa 10 => 0xa (hexadecimal), rubuta abun ciki na rajista 00 0a)

Lambar adireshin	Ayyuka Code	Adireshin rajista	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x06	0x00 0x50	0x00 0x0a	0x09	0xdc

Amsa frame: (Amsa sakon madubi da aka fitar da frame bisa ga ka'idodin MODBUS)

Lambar adireshin	Ayyuka Code	Adireshin rajista	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x06	0x00 0x50	0x00 0x0a	0x09	0xdc

2.4.5 rajista daidaitawa lantarki

Idan ana buƙatar daidaita lantarki, ana iya daidaitawa ta hanyar rubuta sigogi zuwa rajistar 0x0120 da 0x0121 ta hanyar lambar aiki ta 0x10.
Wannan na'urar tana amfani da ma'auni biyu kuma ana buƙatar shirya nau'ikan bayani biyu na misali na PH da aka sani. Lokacin daidaitawa na farko, rubuta 0x0001 zuwa rejista na 0x0120, sau 100 na daidaitaccen darajar PH na farko zuwa rejista na 0x0121; Lokacin daidaitawa na biyu, rubuta 0x0002 zuwa rajistar 0x0120, sau 100 daga daidaitaccen darajar PH na maki na biyu zuwa rajistar 0x0121. Calibration kammala.
Misali: Zaɓi madaidaicin bayani na PH na 4.01 don daidaita maki na farko.
Bayar da frame: 4.01 * 100 = 401 canza zuwa 16th zuwa 0x191

Lambar adireshin	Ayyuka Code	Adireshin rajista	Tsawon rajista	Tsawon byte	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x10	0x01 0x20	0x00 0x02	0x04	0x00 0x01 0x01 0x91	0x6d	0xdB

Amsa frame: (Amsa sakon madubi da aka fitar da frame bisa ga ka'idodin MODBUS)

Lambar adireshin	Ayyuka Code	Adireshin rajista	Tsawon rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x10	0x01 0x20	0x00 0x02	0x41	0xfi

Sa'an nan zaɓi bayanin misali na PH na 9.18 don daidaita maki na biyu.
Bayar da frame: 9.18 * 100 = 918 canza zuwa 16th zuwa 0x396

Lambar adireshin	Ayyuka Code	Adireshin rajista	Tsawon rajista	Tsawon byte	Abubuwan da ke cikin rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x10	0x01 0x20	0x00 0x02	0x04	0x00 0x02 0x03 0x96	0xdd	0x79

Amsa frame: (Amsa sakon madubi da aka fitar da frame bisa ga ka'idodin MODBUS)

Lambar adireshin	Ayyuka Code	Adireshin rajista	Tsawon rajista	Ƙananan lambar tabbatarwa	Tabbatar da lambar high bit
0x01	0x10	0x01 0x20	0x00 0x02	0x41	0xfi

3. Kulawa da kuma Maintenance

◆ Kayan aikin kanta yawanci ba ya buƙatar kulawa na yau da kullun, a lokacin da ya bayyana gazawar, don Allah kada ku buɗe gyaran ku, tuntube mu da wuri-wuri!
◆ Ka'ida ya kamata a daidaita lantarki kafin kowane ma'auni, kuma ya kamata a daidaita lantarki a lokaci-lokaci don amfani da dogon lokaci.
◆ Akwai adadi mai dacewa a cikin kwalban karewa na lantarki gaban karshen, da kuma lantarki kai nutsewa a ciki don kiyaye gilashin kumfa da kuma aiki na ruwa. Lokacin ma'auni, cire kwalbar, cire ta da ruwa mai tsabta.
◆ tsari na electrode immersion ruwa: dauki phH4.00 buffer kunshin, narkewa a cikin 250 ml tsabta ruwa, ƙara 56 g nazarin tsabta potassium chloride, lantarki tanda dumama yadda ya kamata, kuma rage zuwa cikakken narkewa. Hakanan za a iya yin amfani da 3.3M potassium chloride mafita, tsara kamar yadda ke ƙasa: dauki 25g na nazarin tsabtace potassium chloride narkewa a cikin 100ml tsabtace ruwa.
◆ lantarki gaban karshen gilashin kumfa ba za a iya tuntuɓar da kayan aiki, duk wani karya da gogewa zai sa lantarki kashe.
◆ Ya kamata a cire kumfa a cikin kumfa na lantarki kafin ma'auni, in ba haka ba zai shafi ma'auni, lokacin ma'auni, ya kamata a sanya lantarki a matsayi mai tsayayye bayan motsawa a cikin bayanin da aka gwada don hanzarta amsa.
◆ Aikace-aikacen tsaftacewar lantarki mai tsabtace ruwa kafin da bayan ma'auni don tabbatar da daidaito.
◆ PH lantarki bayan dogon lokaci amfani da zai samar da passivation, da lamarin ne m gradient rage, amsa jinkiri, karatu ba daidai ba, a wannan lokacin za a iya nutsar da lantarki kasa karshen kumfa da 0.1M rare hydrochloric acid na sa'o'i 24 (0.1M rare hydrochloric acid tsari: 9ml hydrochloric acid da ruwa mai rarraba zuwa 1000ml), sa'an nan kuma nutsar da 3.3M potassium chloride bayani na sa'o'i 24, idan pH lantarki passivation ya fi tsanani, nutsar da 0.1M hydrochloric acid ba tare da wani tasiri, to, za a iya nutsar da pH lantarki kumfa karshen a cikin 4% HF (hydrofluoric acid) na sa'o'i 3-5, wanke da tsabtace ruwa, sa'an nan kuma nutsar da sa'o'i 24 a cikin 3.3M potassium chloride bayani
◆ Glass kumfa gurɓataccen ko ruwa iyakar toshewa, kuma zai sa lantarki passivation, a wannan lokacin, ya kamata a tsabtace da dace mafita bisa ga halayen gurɓataccen abu, duba cikakken bayani a cikin teburin da ke ƙasa (don tunani).
gurbataccen abu: Mai tsaftacewa:
inorganic karfe oxide kasa da 1M rare acid
Organic grease mai wankewa mai wankewa (mai rauni alkali)
resin polymer abubuwa baraya, acetone, ether
Protein jini sediments acidase mafita
pigment abubuwa Rare bleach, hydrogen peroxide