I-SEN0246 iiSensoli ze-Soil Conductivity kunye nezinye iindlela eziphucukileyo

Ukujongwa okuchanekileyo kwemeko yomhlaba ngundoqo kwimpumelelo kwezolimo ezikrelekrele, igadi ephucukileyo, kunye neemeko zophando. Namhlanje, izixhobo ezikhethekileyo ezifana ne isivamvo seconductivity yomhlaba SEN0246 kunye nezinye iiparamitha ezizezinye ezibonelela ngomfanekiso ocacileyo wendawo ephantsi komhlaba apho izityalo zethu zikhula khona. Ezi zixhobo ziye zayiguqula indlela esilawula ngayo ukunkcenkceshela, ukufaka izichumisi, kunye nokuphucula ukusebenza kwezolimo nenzululwazi.

Ngombulelo kwinkqubela phambili yezobuchwepheshe, ngoku kunokwenzeka ukubeka iliso kwiiparamitha ezibalulekileyo zomhlaba, ezifana ukuhanjiswa kombane (EC), la umswakama, la lobushushu kunye pH, kunye kunye ukuchaneka okuchukumisayo kunye nokuzinzaUkuhlalutya le datha kunye akuncedi kuphela ukunciphisa ukusetyenziswa kwamanzi kunye nesichumiso, kodwa sikwandise impilo yezityalo kunye nemveliso. Kulo lonke eli nqaku, siza kuphonononga nzulu ukuba ezi zinzwa zisebenza njani, zeziphi iingenelo ezibonelela ngazo, kunye nazo zonke izitshixo zobuchwephesha bokufumana uninzi lwazo, ukudibanisa eyona nkcazelo ifanelekileyo kunye neyomhla ikhoyo yobugcisa obukhoyo.

Yintoni inzwa ye-conductivity yomhlaba kwaye isetyenziselwa ntoni?

Un isivamvo se-conductivity yomhlaba Sisixhobo sombane esenzelwe ukulinganisa inqanaba letyuwa okanye i-ion ekhoyo emhlabeni, idatha eguqulela kuyo. conductivity yombaneLe parameter ibalulekile, kuba ukuhanjiswa okuphezulu kungabonisa iityuwa ezinyibilikayo ezigqithisileyo, ukuphazamisa ukufunxwa kwamanzi kunye nezondlo zizityalo. Ngoko ke, ukulawula i-conductivity kusinceda sithintele uxinzelelo lwamanzi kunye nokusilela kwezondlo. ukwandisa ukukhula kwezityalo kunye nempilo.

Kule mihla kukho zombini izinzwa ezilula ezilinganisa kuphela ukuhanjiswa, kunye nezixhobo ezintsonkothileyo. iinzwa ezininzi ekwaziyo ukurekhoda ngaxeshanye ukufuma, ubushushu, i-pH kunye ne-ECIimodeli ezipheleleyo zibandakanya iteknoloji yonxibelelwano lwedijithali (RS485, MODBUS-RTU) yokudibanisa kwiinethiwekhi zenzwa okanye iinkqubo ezizenzekelayo.

Iindidi zezinzwa ze-conductivity zomhlaba: ezinye iindlela eziphambili

• Abenzi boluvo be-CE abalula. Iimodeli zodidi lwe-“impervious conductivity detectivity” yomhlaba, ezisetyenziswa ngokubanzi kunkcenkceshelo olusebenzayo kunye nolawulo olusisiseko lwetyuwa.
• I-3-in-1 kunye ne-4-in-1 sensors. Izixhobo eziphambili ezilinganisa kuphela ukuhanjiswa kombane, kodwa kwakhona ukufuma, ubushushu kunye ne-pH, ukwenza lula ukufakela kunye ne-wiring ngokufuna i-probe enye kuphela kwiiparameters eziphambili.
• Izinzwa zobuchwephesha ezinonxibelelwano lwedijithali. I-RS485 okanye iinguqulelo ze-SDI-12, ezenzelwe indawo zoshishino, uphando, kunye nezolimo ezichanekileyo, zivumela iinzwa ezininzi ukuba zidityaniswe kwaye zidlulise idatha ngokuthembeka okuphezulu.

Isivamvo sokusebenza komhlaba SEN0246

El SEN0246 I-DFRobot's DFRobot sisalathiso esithandwa kakhulu kwimilinganiselo yokuhanjiswa komhlaba, ngakumbi kwindawo ye-DIY, iiprojekthi ze-automation yezolimo, kunye nohlolo lobungcali. Yenzelwe ukulinganisa umgama we-ultrasonic, kodwa kuqwalaselo olufanelekileyo okanye ngokudityaniswa nezinye ii-sensors ze-DFRobot, inokuba yinxalenye yezisombululo ezipheleleyo zokubeka iliso kwiparameters zomhlaba. Ngezantsi, sicalula izinto zayo eziphambili ngokwamaxwebhu obugcisa:

• Izindlu ezitywinwe ngokupheleleyo, eyenziwe ngetsimbi ukwenzela ukhuseleko oluphezulu kuthuli, amanzi kunye nee-agent ezitshabalalisayo.
• RS485 unxibelelwano, evumela uxhulumaniso kwimigama emide kunye nofakelo kunye nokuphazamiseka kombane okuphezulu, okuxhaphake kakhulu emaphandleni.
• Inkxaso yeprotocol ye-Modbus-RTU, ukuququzelela ukuhlanganiswa kwiinkqubo zoshishino kunye neenethiwekhi ezininzi.
• Umgama kunye namandla okufunda ubushushu, kunye nembuyekezo yangaphakathi yokuchaneka okukhulu.
• Uluhlu olubanzi lokusebenza (35-550 cm umgama, -10 ukuya +70 iqondo lobushushu).
• IP65 inqanaba lokhuseleko, ukuqinisekisa ukunganyangeki kwamanzi (okulungele ukusetyenziswa kwangaphandle kunye neendawo ezinzima).

Ukongezelela, i-SEN0246 inokudibaniswa lula kwiibhodi ze-Arduino ngokusebenzisa abaguquli be-TTL-RS485, okwenza esi sixhobo sikhethe kuzo zombini iiprojekthi zemfundo kunye nophuhliso olukhulu lwamashishini.

Umzekelo wobomi bokwenyani: i-4-in-1 yomswakama, ubushushu, i-pH kunye ne-EC sensors

Imarike ngoku ibonelela abenzi boluvo abaninzi ezibonelela ngesisombululo esibanzi, ngaxeshanye ukuhlalutya izinto eziphambili eziphembelela uphuhliso lwezityalo. umzekelo omele iquka abenzi boluvo abane:

• Uluhlu olubanzi lwamandla ombane (5-30 V) kunye nokuhanjiswa kwedatha nge-RS485 kunye ne-MODBUS-RTU protocol.
• Iprobe eyomeleleyo, yenziwe kwi 316 intsimbi engenasici, ukumelana nokugqwala, amanzi kunye nomhlwa, naphantsi kokuvezwa ixesha elide.
• Ukhuseleko lwe-IP68 kwaye itywinwe kwi-epoxy resin engenamlilo, evumela ukuba ingcwatywe ixesha elide ngaphandle kokulahlekelwa buvakalelo okanye umonakalo wokusingqongileyo.
• Imbuyekezo yobushushu obuzenzekelayo ukuqinisekisa ukufundwa kwe-conductivity echanekileyo phantsi kweenguqu zendalo.
• Ukufunda ngobutyuwa: Umlinganiselo we-EC unikezela ngolwazi malunga nokuxinwa kweetyuwa ezinyibilikayo, okuvumela ukuchongwa kweengozi ze-salinization ezinokuchaphazela ukufunxa kwamanzi.
• Ulawulo lwe-pH: Ukwazi ukuba umhlaba uneasidi, ungathathi hlangothi, okanye unealkaline kunceda ukulungelelanisa ukuchumisa, ukukhulisa ukukhula kunye nokufunxa izondlo.

Ezi zixhobo zenza kube lula ukubeka iliso ngokuphelisa imfuno yeenzwa ezininzi ezizimeleyo., ukuququzelela ukuyilwa kweenkqubo zolawulo nokunika ulwazi oluxabisekileyo kwezolimo, uphando kunye nolawulo lokusingqongileyo.

Ukubaluleka kwembuyekezo ezenzekelayo kunye nokulinganisa

Olunye uphawu olubalulekileyo kwi-sensor ezikumgangatho ophezulu imbuyekezo lobushushu oluzenzekelayoLe nkqubo ilungisa imilinganiselo ye-conductivity ngokusekelwe kwiqondo lokwenene lomhlaba, ukuphepha iimpazamo ezibangelwa ukuguquguquka kweqondo lokushisa. Olu phawu lwenza ukuba idatha efunyenwe ichaneke ngakumbi kwaye ithembekile, ibe nefuthe ngokuthe ngqo kulawulo lwe-agronomic kunye nokwenziwa kwezigqibo zobugcisa.

Kwi-3-in-1 sensors, iteknoloji yembuyekezo inceda ukuphelisa ukuphazamiseka phakathi kweeparameters ezifana ne-conductivity yamanzi kunye neqondo lokushisa, ukuvumela umswakama oyinyaniso ukuba uhlolwe nakwimihlaba enomxholo ophezulu we-saline kunye nokuphepha ukufundwa kwe-skewed.

Iiprothokholi zonxibelelwano kunye neefomathi: RS485 kunye neMODBUS-RTU

Uninzi lwabenzi boluvo oluphezulu lusebenzisa RS485 njengomjelo wonxibelelwano, ovumela izixhobo ezininzi ukuba zidibaniswe kwikhonkco (imo yebhasi). Oku kuququzelela ukufakwa kwe uthungelwano olusasazwa kwiindawo ezinkulu okanye iigreenhouses. Ngokusebenzisa i Iprotocol yeMODBUS-RTU Idatha ethembekileyo ihanjiswa kwaye izicwangciso, ukulinganisa kunye needilesi zilawulwa ukusuka kwinkqubo ephakathi, njenge-datalogger okanye i-microcontroller ehambelanayo.

Ungaqhagamshela iiprobe ezininzi kwizibuko elinye okoko nje nganye inedilesi eyahlukileyo, ivumela ukubekwa esweni kwamanqaku okanye iiploti ezahlukeneyo ngaphandle kokwenza imilinganiselo ephindaphindiweyo ngesandla.

Ukutolikwa kwedatha kunye neeparamitha ezinokufumaneka

Iinzwa zanamhlanje zibonelela ngombono obanzi wemeko yomhlaba ngokusebenzisa iiparamitha eziphambili, ezisivumela ukuba siqonde amandla kunye nempilo ye-substrate. Iimodeli ezivela kubavelisi abanje ngeAlphaOmega Electronics zisivumela ukuba sifumane:

• Ubushushu bomhlaba ngeziCelsius nakwiFahrenheit.
• RH, ngokwepesenti okanye amaxabiso aqhelekileyo 0-1.
• Ukuqhutywa koMbane (S/m), ebonisa ubutyuwa obusebenzayo.
• umhlaba pH, umboniso we-acid-base balance.
• Imvume yeDielectric, luncedo ekuhlalutyeni ukusebenzisana kwamanzi nomhlaba kunye nesakhiwo se-substrate.

Ezi datha zinceda ukuqonda i amandla okukhula kwezityalo, ukuthathwa kwezondlo kunye nokuphendula kwiindlela zokunkcenkceshela kunye nokuchumisa.

Indibano, ukudibanisa kunye nokusetyenziswa imizekelo

Ukudibanisa i-RS485 kunye ne-MODBUS izinzwa kwiiplatifomu ezivulekileyo ezifana ne-Arduino kunye neenkqubo ezizenzekelayo zezolimo ziqondile. Amanyathelo oqhagamshelwano aquka:

• Unikezelo lwamandla (ngokuqhelekileyo phakathi kwe-5V kunye ne-30V).
• I-GND kunye neentambo ezimbini zedatha kwi-RS485 (A kunye ne-B).

Ulungelelwaniso kunye nokunikezelwa kwedilesi kwenziwa kusetyenziswa imiyalelo ethile, ekuvumela ukuba ulawule izinzwa ezininzi kwinethiwekhi kwaye ucwangcise ukufundwa ngokuzenzekelayo, ii-alamu kunye nokugcinwa kwelifu.

Izicelo kwezolimo, uphando kunye nolawulo lokusingqongileyo

Impembelelo yezi zinzwa ibonakala kwizicelo ezahlukeneyo:

• Ukulima ngokuchanekileyo: ukuphuculwa kokunkcenkceshela, ukongiwa kwezibonelelo kunye nokusebenza okuphuculweyo.
• Iindawo zokugcina izityalo kunye neendawo zokuhlala: ulawulo kunye nohlengahlengiso lweemeko zokusingqongileyo ngexesha langempela.
• Uphando lwezenzululwazi: uhlalutyo lomhlaba kwizifundo ze-agronomy, i-ecology kunye nokubuyisela.
• Ukulinywa kwegadi kunye nokulungisa umhlaba: ukubeka esweni kwiipaki, kwiigadi zembali kunye namabala egalufa.
• Iinkqubo zokunkcenkceshela ezizenzekelayo: ukudibanisa kubalawuli bokunkcenkceshela okuhlakaniphile ngokusekelwe kwidatha yangempela.

Ukomelela kunye nokuchasana: uninzi lweempawu zokwakha ezifunwayo

Iimpawu zomgangatho ophezulu woluvo IP68 okanye IP65 ukhuseleko, ukuqinisekisa ukusebenza okuthembekileyo nakwiindawo ezifumileyo okanye eziphantsi kwamanzi. Ukusetyenziswa kwe 316 intsimbi engenasici kunye ne-epoxy resins zikhusela kwi-corrosion kunye nokuhlaselwa kweekhemikhali, ukuvumela ukusetyenziswa kwayo kwimihlaba ye-saline-alkaline.

Iiprobes ezihlala zingcwatywa iiveki okanye iinyanga zinciphisa iindleko kunye nokugcinwa, ukugcina uvakalelo kunye nokuthintela ukungaphumeleli phantsi kweemeko ezimbi.

Imibuzo esebenzayo kunye nemibuzo ebuzwa rhoqo

• Kutheni ulinganisa ukuhanjiswa kombane (EC)? Ngenxa yokuba ityuwa ephezulu inokuthintela ukufunxa kwamanzi, kubangela uxinzelelo lwamanzi, ukubeka iliso kwe-EC kunceda ukulungelelanisa ukunkcenkceshela kunye nokuchumisa.
• Yintoni igalelo lokulinganisa i-pH? Ikuvumela ukuba ulungelelanise ukuchumisa, njengoko kuchaphazela ukufumaneka kwezondlo. Ezinye izityalo zifuna imihlaba enepH ethile ukuze zikhule ngokugqibeleleyo.
• Indlela yokutolika ukufuma kunye nobushushu? Ukufuma kwandisa ukunkcenkceshela, kwaye ubushushu bunceda ukuthintela uxinzelelo lobushushu okanye iqabaka, ukuququzelela izigqibo zolawulo.

Iiprothokholi zonxibelelwano kunye nemizekelo yomyalelo

Ezi luvo zinemiyalelo ebhaliweyo yokufunda kunye noqwalaselo, oluququzelela uphuhliso lwesoftware yesiko. Umzekelo, i-SEN0246 isebenzisa izakhelo ezinje 0x55 0xAA 0x11 0x00 0x02 0x12 umgama kunye 0x55 0xAA 0x11 0x00 0x03 0x13 kwiqondo lobushushu, ngokusebenzisa i-RS485 interface kunye ne-microcontroller ehambelanayo.

Ukulungelelaniswa okuthe ngqo, njengokutshintsha idilesi okanye isantya sokudlulisa, imiyalelo eyongezelelweyo ithunyelwa, ivumela ukulawulwa kwamanethiwekhi anzima kunye neenkqubo ezifakwe ngaphakathi.

Izinto eziluncedo kuluvo lwe-analog yemveli

Xa kuthelekiswa nezinzwa ezilula ze-analog, abenzi boluvo ezisebenzisa i-RS485 kunye nethekhnoloji yeeparamitha ezininzi zibonelela:

• Ukuchaneka okukhulu kunye nokuzinza kwimilinganiselo, nakwimimandla enzima.
• Ukungakhuseleki kukuphazamiseka kwe-electromagnetic, ngenxa yonxibelelwano olwahlukileyo.
• Ukulula ukwenza uthungelwano loluvo kwaye uqokelele idatha kumanqaku amaninzi ngaphandle kwee-wiring ezinzima.
• Ulawulo olukude, uhlaziyo kunye noxilongo, ukuphucula ulawulo kunye nokulungiswa kofakelo.

Ezi zibonelelo zibenza babe lolona khetho lukhethwayo lwezicelo ezifuna ulawulo oluluqilima kunye nokuthembeka. Ngolwazi oluthe kratya malunga nezinzwa zomhlaba kunye nokudibanisa kwazo, sikwacebisa ukufunda Uyenza njani igadi yakho ye-hydroponic.

Ukusetyenziswa kwabo kwezinzwa zanamhlanje, ezifana nezo zisekwe kwitekhnoloji ye-SEN0246 okanye i-4-in-1 yezisombululo ze-multiparameter, zenze ezi zixhobo zibaluleke kakhulu kulimo oluphambili kunye nokulima. Ukuqina kwabo, ukuchaneka, ukulula ukudibanisa, kunye nokukwazi ukulawula iiparitha ezininzi kwi-probe enye iququzelele izigqibo ezisekelwe kwidatha, igalelo ekusebenzeni kakuhle kwamanzi, ukukhula okuzinzileyo, kunye nokutsha kwiindawo ezahlukeneyo zasemaphandleni, ezidolophini, kunye nezesayensi.