Masensa odalirika a NPK a nthaka ya mafakitale pa ulimi wanzeru ayenera kuika patsogolo kulimba kwa zida ndi kugwirira ntchito limodzi kwa deta. Magulu ogula ayenera kulamula kuti pakhale IP68 yosalowa madzi komanso RS485 Modbus-RTU yokhazikika kuti zitsimikizire kuti zimayikidwa nthawi yayitali komanso kuti zigwirizane bwino ndi makina odzipangira okha. Mayunitsi olondola kwambiri, omwe nthawi zambiri amagwiritsa ntchito kapangidwe ka electrode ya singano zitatu, amapereka kukhazikika kwa deta mkati mwa sekondi imodzi kuchokera pakuwunika kogwira ntchito. Masensawa amapangidwa kuti azigwira ntchito mosalekeza maola 24 pa sabata, okhala ndi ma circuitry amkati otetezedwa ndi epoxy resin yochuluka kuti apewe dzimbiri m'malo okhala ndi mchere wambiri kapena chinyezi chambiri.
Magawo aukadaulo a Sensor ya Dothi la Mafakitale NPK
Magulu ogula zinthu ayenera kusankha zinthu zofunika kwambiri kuti atsimikizire kuti makinawo amagwira ntchito bwino komanso kuti zinthu zikuyenda bwino m'malo ovuta kwambiri:
| Chizindikiro | Kufotokozera | Tsatanetsatane |
| Chiwerengero cha Muyeso | 0 ~ 1999 mg/kg | Imagwira ntchito pa Nayitrogeni (N), Phosphorus (P), ndi Potaziyamu (K) iliyonse. |
| Kulondola kwa Muyeso | ± 2% FS | Kuwunika bwino kwambiri kwa nthaka kuti kufufuze michere ya nthaka moyenera. |
| Mawonekedwe | 1 mg/Kg (mg/L) | Imapereka deta yofunikira kuti isinthidwe molondola. |
| Kutentha kwa Ntchito | -30°C ~ 70°C | Yopangidwa kuti ikhale yokhazikika m'malo otentha kwambiri komanso m'malo otentha kwambiri. |
| Chizindikiro Chotulutsa | RS485 (Modbus-RTU) | Ndondomeko yokhazikika; adilesi yokhazikika ya chipangizo ndi 01. |
| Mphamvu Yopereka | 12 ~ 24V DC | Yokhazikika pa zomangamanga zamagetsi za IoT zamafakitale. |
| Nthawi Yoyankha | < sekondi imodzi | Kuchuluka kwa data yotsitsimutsidwa nthawi yeniyeni sensa ikayamba kugwira ntchito. |
| Nthawi Yokhazikika | Mphindi 5 ~ 10 | Nthawi yofunika kwambiri yoti "mutenthetse" pambuyo poyatsa kuti makina azitha kugwira ntchito bwino. |
| Kusindikiza Zinthu | Pulasitiki ya ABS / Epoxy Resin | Kutseka kwamphamvu kwambiri kuti ziteteze zamagetsi zamkati kuti zisalowe. |
| Kalasi Yosalowa Madzi | IP68 | Kapangidwe kotha kumizidwa m'madzi; kamathandizira kubisa nthaka kosatha maola 24 pa tsiku, masiku 7 pa sabata. |
| Chingwe Kufotokozera | Mita Yokhazikika 1 | Itha kusinthidwa mpaka mamita 1200 kuti igwiritsidwe ntchito popanga malo akuluakulu a pafamu. |
Chifukwa Chake Kutseka kwa IP68 ndi Kapangidwe ka Epoxy Resin Ndikofunikira Kwambiri pa Dothi la IoT
Mu kupanga ndi kuyesa kwathu zida za IoT za nthaka, tazindikira kuti kulowa kwa chilengedwe—makamaka chinyezi ndi mchere wa nthaka—ndizo zomwe zimayambitsa kusokonekera kwa masensa. Pofuna kuchepetsa izi, masensa a NPK amafakitale amagwiritsa ntchito njira yotsekera vacuum ya epoxy resin yokhala ndi kuchuluka kwakukulu pamodzi ndi mapulasitiki aukadaulo a ABS. Izi sizimangoteteza madzi okha; ndi chofunikira cha uinjiniya kuti titeteze ma circuitry amkati ku zotsatira zowononga za michere ya nthaka ndi ma electrolyte pazaka zitatu za moyo.
Chiyeso cha IP68 chimatsimikizira kuti sensa ikhoza kubisika kwathunthu kuti iwunikiridwe nthawi zonse maola 24 pa tsiku, masiku 7 pa sabata. Kulimba kumeneku kumapangitsa sensa kukhala yoyenera kugwiritsidwa ntchito kupatula ulimi, kuphatikizapo kuyang'anira kutuluka kwa mafuta/mapaipi a gasi komanso mapulojekiti oletsa dzimbiri. Kuphatikiza apo, mayunitsi awa adapangidwa ndi chitetezo cha mphezi komanso chitetezo ku ma radiation amagetsi a wailesi kuti asunge umphumphu wa deta m'malo opangira mafakitale.
Kukonza Kusonkhanitsa Deta: LoRaWAN ndi Ma Module Osagwiritsa Ntchito Ma Wire
Ulimi wanzeru wamakono umafuna njira "yopanda zomangamanga" kuti ulumikizane. Chilengedwe chathu cha masensa chimathandizira ma module osiyanasiyana otumizira opanda zingwe kuti athetse zopinga za mapangidwe achikhalidwe a waya:
- Ma Protocol Opanda Zingwe:Chithandizo chathunthu cha LoRaWAN, LORA, GPRS, 4G, WIFI, ndi NB-IoT.
- Osonkhanitsa a LoRaWAN Ogwiritsa Ntchito Mphamvu ya Dzuwa:Zokonzedwa kuti zigwiritsidwe ntchito pa malo akutali, zosonkhanitsazi zimagwiritsa ntchito mapanelo a dzuwa ophatikizidwa kuti zipereke mphamvu yodziyimira payokha yotumizira deta maola 24 pa sabata.
- Kulemba Deta ndi Kuwonetsa Zinthu M'deralo:Makina olembera deta omwe mungasankhe amakhala ndi malo osungira khadi la SD komanso zowonetsera zolumikizidwa kuti muthe kuthetsera mavuto pamalopo.
- Kapangidwe ka Zingwe Kokulirapo:Ngakhale chingwe chokhazikika ndi 1m, kapangidwe ka RS485 kamalola kusintha mpaka mamita 1200, zomwe zimathandiza kuti pakhale malo osungira deta pakati pa malo akuluakulu a ulimi.
Kuchita kwa Dziko Lenileni: Kusanthula Kukhazikika kwa Munda ndi Deta Yowerengera
Deta ya m'munda kuchokera ku Lipoti la Kuyesa Nthaka la India la 2025 ikutsimikizira kuthekera kwa sensa kusunga kulondola kwakukulu m'mafakitale osiyanasiyana a nthaka. Pa nthawi yotsimikizira, masensa adawonetsa kukhazikika kwakukulu mu mayankho a acidic (pH 4.00) ndi neutral-to-alkaline (pH 6.86–7.92).
Mfundo Zokhudza Choonadi Chachikulu:
- Kusamala kwa Zakudya:Nayitrogeni pa 194 mg/kg, Phosphorus pa 1000 mg/kg, ndi Potaziyamu pa 1546 mg/kg zinalembedwa mobwerezabwereza kwambiri.
- Kukhazikika kwa Zachilengedwe:Sensayi inasunga mawerengedwe olondola a EC (Conductivity) pafupifupi 496–500 µs/cm ndi kukhazikika kwa kutentha pakati pa 15°C ndi 17°C panthawi yovuta yamagetsi.
Kumvetsetsa Kukhazikika ndi Nthawi Yoyankha:Ogula ayenera kusiyanitsa pakati pa nthawi yokhazikika ya mphindi 5-10 (nthawi yoyamba yotenthetsera yomwe imafunika kuti zamagetsi zamkati zifike pamlingo wabwino pambuyo poyatsa) ndi nthawi yoyankha ya Kutsatira njira zoyendetsera ntchito (SOPs) izi ndikofunikira kuti zitsimikizire kuti deta ikuwonetsa momwe nthaka ilili. Chifukwa cha kupezeka kwa ma radiation a ma electromagnetic radiation a radio frequency, masensa sayenera kugwiritsidwa ntchito panja kwa nthawi yayitali. Ikani mphamvu pokhapokha ma probes atayikidwa mokwanira m'nthaka kapena muyeso kuti mupewe kuwonongeka kwa masensa ndikuwonetsetsa kuti ogwiritsa ntchito ali otetezeka. Masensa a NPK a nthaka ya mafakitale akuyimira ndalama zambiri zogulira mu 2026, zomwe zimapereka moyo wocheperako wa zaka zitatu komanso chitsimikizo cha chaka chimodzi. Ndi kutumiza mwachangu (masiku 1-3 ogwira ntchito), mayunitsi awa ndi muyezo wamakampani pa ulimi wolondola komanso kuyang'anira mapaipi. Kodi mwakonzeka kukweza kuwunika kwanu zachilengedwe? SOP Yokhazikitsa Munda: Kuonetsetsa Kuti ±2% FS Ndi Yolondola
Njira Yoyezera Pamwamba
Njira Yoyezera Yobisika
Mapeto & Kuyitanitsa Kuchitapo Kanthu kwa B2B
Nthawi yotumizira: Feb-09-2026



