Ka ine te mita rere hikohiko (mita rere aukume) i te tere rere o ngā wai kawe hiko i runga i te Ture a Faraday mō te Whakaoho Hikohiko. He rerekē ki ngā mita rere miihini, kāore he wāhanga neke, ā, kāore e aukati i roto i te paipa, nā reira e whakamahia whānuitia ana mō te wai, te wai para, ngā matū, te paru, me ētahi atu tono wai kawe hiko.
Ko te kaupapa matua, ina neke te wai kawe hiko i roto i te papa aukume, ka puta he ngaohiko hiko iti. Ka kitea tēnei ngaohiko e te mita rere hikohiko, ka hurihia hei tere rere me te uara tere rere.
Te Mātāpono Mahi o te Mita Rere Hikohiko
E toru ngā wāhanga matua o te tukanga ine:
1. Te whakaputanga o te papa aukume
2. Te kimi hiko mā ngā irahiko
3. Te tatau rere mā te kaitahuri
1. Te Waihanga i tētahi Papa Aukume i Roto i te Ngongo Ine
I roto i te pūoko mita rere hikohiko, ka hangaia e ngā koiri hikohiko he papa aukume puta noa i te ngongo ine.
Ka wehea te wai mai i te tinana paipa whakarewa e te arai pūoko hiko, ā, e rua ngā irahiko e tāutahia ana ki ngā taha rerekē o te ngongo ine hei kimi i te ngaohiko kua whakaputaina.
Ki te kore he wai e rere ana, kāore he nekehanga o ngā matūriki arataki i roto i te papa aukume, nō reira kāore he ngaohiko e puta he ine.
2. Te Whakaputa i tētahi Tohu Hiko mai i te Nekehanga Wai
Ina rere te wai kawe hiko mā roto i te papa aukume, ka neke ngā matūriki kua utua i roto i te wai mā roto i ngā rārangi papa aukume.
E ai ki te Ture a Faraday:
* He rite te mahi a te wai arataki e neke ana ki te arataki.
* Ka puta he tohu ngaohiko i te papa aukume.
* He rite te ngaohiko ki te tere o te wai.
Ka kitea tēnei tohu ngaohiko e ngā irahiko kua tāutahia ki te pūoko.
Ka tere ake te rere o te wai, ka teitei ake te ngaohiko whakaputa.
3. Te Tahuri i te Tohu ki te Rere Rere
Ka whiwhi te kaitahuri i te tohu ngaohiko iti rawa mai i ngā irahiko ka tukatuka mā roto i ngā ara iahiko hiko.
Ka tatau te kaitahuri:
* Te tere o te rere
* Te tere rere ohorere
* Te tapeke o te rōrahi kua kohia
Ka taea te whakaatu i te putanga whakamutunga i te rohe, te tuku rānei mā roto i ngā atanga whakawhitiwhiti kōrero pēnei i:
* 4–20 mA
* RS485 Modbus
* HĀTI
* Putanga pātere
* Ngā kawa whakawhitiwhiti kōrero matihiko
He aha ngā āhuatanga e pā ana ki te ine i te rere o te hikohiko?
Ahakoa he tino pono ngā mita rere hikohiko, he maha ngā āhuatanga e tika ana mō te ine tika.
1. Te Arahi Wai
Me rawaka te kawe hiko o te wai hei whakaputa i tētahi tohu e taea te ine.
Te whakaritenga noa:
Te kawe hiko ≥ 5 μS/cm
Ko ngā wai e tika ana ko:
* Wai
* Wai Para
* Ngā otinga matū
* Paraihe
* Pūmua
Kāore i te tika:
* Hinu
* Wahie
* Penehīni
* Ētahi atu wai kore-arahi
2. Me Kī tonu te Paipa
Me whakakī tonu te ngongo ine ki te wai.
Mena he iti noa te wai o te paipa:
* Kāore pea ngā hiko e tino pā ki te wai.
* Ka kore e pumau te tohu.
* Ka heke te tika o te ine.
Mō tēnei take, kaua e tāuta i ngā mita rere hikohiko:
* I te wāhi tino teitei o te paipa.
* I mua i te putanga tukunga kore utu.
* I ngā wāhi ka taea e te hau te kohikohi.
3. Te Whakatakotoranga Tika
Nā te iti rawa o te tohu ine, he mea nui te whakatū whenua.
Mā te whakatakoto whenua tika ka āwhina:
* Whakakorehia te pokanoa hiko.
* Whakau i te pūwāhi kore.
* Whakapai ake i te pono o te ine.
Tērā pea ka hiahiatia ngā mowhiti whenua mō:
* Ngā paipa kirihou.
* Ngā paipa kua whakakikoruatia ki te rapa.
* Ngā paipa kore-arahi hiko.
He aha te take kāore he ngaronga pēhanga o te mita rere hikohiko?
Ko tētahi painga nui o ngā mita rere hikohiko ko te korenga o ngā wāhanga neke, o ngā arai rānei o roto.
He tata rite te whānui o roto o te pūoko ki te whānui o te paipa, e āhei ai te wai kia rere noa.
Ko ngā painga ko:
* Kāore he mate pēhanga tāpiri.
* He pai mō ngā paipa nunui.
* He iti ngā whakaritenga tiaki.
* He pai te mahi me ngā wai kei roto ngā totoka whakatārewatia.
Nā tēnei ka tino pai ngā mita rere hikohiko mō:
* Ngā whare whakaora wai para.
* Ngā pūnaha tohatoha wai.
* Ngā tono keri.
* Ngā ahumahi pepa me te penupenu.
Ka taea e te Mita Rere Hikohiko te Ine i te Rere Whakamuri?
Āe.
Ka taea e te nuinga o ngā mita rere hikohiko te ine i te rere e rua ngā ahunga.
I runga i te whirihoranga, ka taea e te mita te:
* Whakaatuhia te rere whakamua.
* Whakaatuhia te rere whakamuri.
* Tātaihia te rere katoa i ngā ahunga rerekē.
He whai hua tēnei āhuatanga i ngā tono ka rerekē pea te ahunga o te rere, pēnei i:
* Ngā pūnaha tohanga wai.
* Whakamātautau papu.
* Ngā paipa tukanga ahumahi.
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Ngā Painga o ngā Mita Rere Hikohiko
He maha ngā painga o ngā mita rere hikohiko:
Teitei o te Tika
Ka taea e rātou te whakarato i te ine pumau me te tika ina tāuta tika.
Kāore he Wāhanga Nekeneke
Kāore he impeller, kāore hoki he wāhanga mīhini e pakaru.
He pai mō ngā wai paru
Ka taea e rātou te ine i ngā wai kei roto:
* Ngā mea totoka kua whakatārewatia
* Ngā muka
* Ngā matūriki paru
Whānuitanga o te tono
Ko ngā tono noa ko:
* Te puna wai ā-rohe
* Te tukatuka wai para
* Te tukatuka matū
* Kai me te inu
* Te maina
* Whakamakuku
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Ngā Here o ngā Mita Rere Hikohiko
Ahakoa ōna painga, he iti noa ngā ngoikoretanga o ngā mita rere hikohiko:
Kāore e taea te ine i ngā wai kore-arahi
Kāore e ranea ngā tohu hiko e whakaputaina ana e ngā wai pēnei i te hinu me te wahie.
Me tika te tāutanga
Ka pā kino pea te tāutanga hē, te whenua ngoikore, ngā mirumiru hau rānei ki te pumau o te ine.
Me whai pāpāho kawe
Me tirotirohia te kawe hiko o te wai i mua i te kōwhiringa.
Ka inehia te rere e te mita rere hikohiko mā te whakamahi i te Ture a Faraday mō te Whakaoho Hikohiko. Ina haere te wai kawe hiko mā roto i te papa aukume, ka puta he tohu ngaohiko ka kitea e ngā irahiko. Ka tukatukahia tēnei tohu e te kaitahuri, ka tatau i te tere rere me te tere rere.
Nā te mea kāore he wāhanga e neke ana, he iti ngā whakaritenga tiaki, ā, he tino pai te mahi me ngā wai kawe hiko, e whakamahia whānuitia ana te mita rere hikohiko i roto i te wai, te wai para, te matū, me ngā tono tukanga ahumahi.
Kia pono ai te ine, me whakarite kia rawaka te kawe hiko o te wai, kia kī tonu te paipa, ā, kia tika hoki te tūhono whenua.
Wā tuku: Hurae-27-2026