Liindastering tsa sejoale-joale, lits'ebetso tsa likoloi le lits'ebetso tsa lapeng, ho lekola maemo a mokelikeli ho bohlokoa bakeng sa polokeho ea ts'ebetso, ts'ebetso e sebetsang hantle le ts'ebetso e tšepahalang. Lisebelisoa tse peli tse sebelisoang haholo molemong ona ke li-switches tsa boemo le li-transmitters tsa boemo. Leha ka bobeli li etselitsoe ho lekanya le ho hlokomela maemo a mokelikeli kapa a tiileng, a sebeletsa merero e fapaneng mme a sebetsa ka mekhoa e fapaneng. Ho utloisisa phapang lipakeng tsa mefuta ena e 'meli ea lisebelisoa ho bohlokoa ho lienjineri, li-operators, le baqapi ba sistimi ho khetha tharollo e nepahetseng bakeng sa litlhoko tsa bona.
A switjha ya boemo haholo-holo ke sesebelisoa sa ho lemoha boemo ba ntlha se hlahisang ketso, joalo ka ho bulela kapa ho tima pompo, ho bula kapa ho koala valve, kapa ho kenya alamo ha ho fihleloa boemo bo itseng ba mokelikeli kapa bo tiileng. Ka lehlakoreng le leng, transmitter ea boemo e fana ka tlhahlobo e tsoelang pele ea maemo a mokelikeli 'me e hlahisa lets'oao la analog kapa dijithale ho litsamaiso tse ikemetseng tsa taolo bakeng sa tekanyo e nepahetseng le taolo ea ts'ebetso.
Sengoliloeng sena, re tla hlahloba litlhaloso, melao-motheo ea ts'ebetso, lits'ebetso, melemo, le phapang ea bohlokoa lipakeng tsa li-switches tsa boemo le li-transmitters tsa boemo. Hape re tla fana ka tataiso mabapi le ho khetha sesebelisoa se nepahetseng bakeng sa lits'ebetso tse ikhethileng tsa indasteri, likoloi le tsa malapeng.
1. Ho Utloisisa Phetoho ea Boemo
Switch level ke sesebelisoa se etselitsoeng ho bona boteng kapa ho se be teng ha mokelikeli kapa se tiileng sebakeng se itseng ka har'a sets'oants'o le ho fana ka lets'oao la ho tima / ho tima. Li-switches tsa maemo li sebelisoa haholo liindastering tse fapaneng ka lebaka la bonolo, ts'epahalo le ho baballa litšenyehelo.
1.1 Tlhaloso le Sepheo
Morero oa mantlha oa phetoho ea boemo ke ho beha leihlo maemo a itseng a mokelikeli kapa a tiileng le ho qala ketso ea taolo. Sena se ka kenyelletsa ho kenya pompo, ho koala valve, kapa ho qala alamo ha thepa e fihla bonyane kapa boholo ba moeli.
Ho fapana le lisebelisoa tse sa khaotseng tsa ho metha, switch ea boemo e lemoha feela boemo bo itseng kapa 'setpoint,' e etsang hore e be e loketseng lits'ebetso moo tekanyo e nepahetseng e seng ea bohlokoa haholo empa polokeho kapa taolo ea ts'ebetso e bohlokoa.
1.2 Kamoo Liphetoho tsa Boemo li Sebetsang Kateng
Li-switch tsa maemo li ka sebetsa ho sebelisa melaoana e fapaneng ho latela ts'ebeliso:
Liphetoho tsa Boemo ba Phallo : Sebelisa ntho e phaphametseng e nyolohang kapa e theohang ka boemo ba mokelikeli, ka mokhoa o ts'oanelang ho etsa hore ho be le switch ha ho fihleloa ntlha e behiloeng.
Liphetoho tsa Boemo ba Capacitive : Fumana liphetoho tsa bokhoni bo bakoang ke ho ba teng ha lintho tse metsi kapa tse tiileng.
Liphetoho tsa Boemo ba Optical : Sebelisa khanya e khanyang kapa e bonahatsang ho bona boteng ba mokelikeli.
Liphetoho tsa Boemo ba Vibrating : Lemoha lintho tse tiileng kapa lino tse tahang tse ipapisitseng le liphetoho tsa maqhubu a vibrate.
Ntho e ka sehloohong ea li-switches tsohle tsa boemo ke hore li fana ka tlhahiso ea discrete, hangata e le ka mokhoa o bonolo oa ON / OFF, o bontšang hore na mokelikeli kapa o tiileng o fihlile boemong bo boletsoeng esale pele.
2. Ho utloisisa Level Transmitter
Ha sesebelisoa sa boemo se lemoha lintlha tse itseng, mochine o fetisang molaetsa o fana ka tekanyo e tsoelang pele ea boemo ba metsi kapa bo tiileng ka har'a setshelo. Li-transmitters tsa maemo li bohlokoa bakeng sa lits'ebetso tse hlokang tlhahlobo e nepahetseng, ho rengoa ha data, kapa ho hokahana le litsamaiso tse ikemetseng tsa taolo.
2.1 Tlhaloso le Sepheo
Transmitter ea boemo e etselitsoe ho lekanya boemo bo sa khaotseng le ho hlahisa lets'oao la analog kapa la dijithale, ho lumella basebelisi le litsamaiso ho beha leihlo boemo bo nepahetseng neng kapa neng. Sena se etsa hore li-transmitter tsa maemo li be bohlokoa bakeng sa taolo ea ts'ebetso, taolo ea thepa, le ho kopanya sistimi e ikemetseng.
2.2 Kamoo Li-Level Transmitters li Sebetsang Kateng
Li-transmitters tsa boemo li ka sebetsa li sebelisa melaoana e mengata ho latela litlhoko tsa tekanyo:
Li-Transmitters tsa Boemo ba Radar : Sebelisa matšoao a radar ea microwave ho fumana boemo ba mokelikeli ho latela nako ea sefofane.
Ultrasonic Level Transmitters : Sebelisa maqhubu a ultrasonic ho lekanya sebaka ho tloha ho sensor ho ea holim'a metsi.
Li-transmitters tse thehiloeng ho khatello : Lekanya khatello ea hydrostatic ka tlase ho tanka ho bala boemo ba mokelikeli.
Capacitive and Guided Wave Radar : Lekola maemo a ipapisitseng le liphetoho tsa matla kapa mats'oao a radar a tataisoang.
Ho fapana le li-switches tsa boemo, li-transmitters tsa boemo li fana ka tlhahiso e tsoelang pele, hangata e le lets'oao la analog ea 4-20 mA kapa puisano ea digital e kang HART, Profibus, kapa Modbus, e ka sebelisoang mekhoeng ea ho laola e ikemetseng, ho hlahloba lintlha le ho hlahloba ts'ebetso.
3. Liphapang tse ka Sehloohong Pakeng tsa Level Switch le Level Transmitter
Leha li-switches tsa maemo le li-transmitters tsa boemo li sebelisoa ho lekola maemo a mokelikeli kapa a tiileng, li sebeletsa merero e fapaneng mme li sebetsa ka mekhoa e fapaneng haholo. Ho utloisisa liphapang tsena ho bohlokoa bakeng sa ho khetha sesebelisoa se nepahetseng bakeng sa ts'ebeliso e itseng, ho netefatsa polokeho ea ts'ebetso, katleho le ts'epahalo.
3.1 Sephetho sa Letshwao
Sebopeho |
Level Switch |
Level Transmitter |
Mofuta oa Letšoao |
E ikhethang (E ON/OFF) |
E tswelapele (Analog/Digital) |
Ketso ea ho Laola |
E hlahisa li-alarm, lipompo, li-valve |
E fana ka lintlha tse nepahetseng tsa tekanyo |
Ho kopanya le PLC |
Moedi |
E kopantsoe habonolo le litsamaiso tsa taolo |
Li-switches tsa maemo li fana ka lets'oao le ikhethileng, ho bolelang hore li bontša feela hore na mokelikeli kapa o tiileng o fihlile sebakeng se itseng. Letšoao lena la ON / OFF le lekane ho tsosa lipompo, li-valve, kapa li-alarm, e leng se etsang hore e be tse loketseng bakeng sa lits'ebetso tsa ts'ireletso le li-automation tse bonolo.
Li-transmitters tsa boemo, ka lehlakoreng le leng, li fana ka tlhahiso e tsoelang pele ea pontšo, ebang ke analog (mohlala, 4-20 mA) kapa digital (mohlala, HART, Modbus), e fanang ka tekanyo e nepahetseng, ea nako ea sebele ea boemo ba mokelikeli kapa bo tiileng. Lintlha tsena tse tsoelang pele li ka sebelisoa bakeng sa taolo e tsoetseng pele ea ts'ebetso, tlhahlobo ea thepa, kapa ho kopanngoa le litsamaiso tse ikemetseng bakeng sa tlhahlobo e felletseng.
3.2 Mofuta oa Tekanyo
Li-switches tsa boemo li etselitsoe ho lemoha boemo ba ntlha, ho bolelang hore li hlahloba feela hore na moeli o itseng o fihletsoe - bonyane, boholo, kapa ntlha e itseng ea bohareng. Ha ba fane ka tlhahisoleseling mabapi le maemo lipakeng tsa lintlha tsena tse behiloeng.
Ka lehlakoreng le leng, li-transmitters tsa boemo li fana ka tekanyo e tsoelang pele ea boemo, ho fa li-operators kapa li-automated systems setšoantšo se feletseng sa molumo oa metsi kapa o tiileng ka nako efe kapa efe. Sena se lumella taolo e nepahetseng ea ts'ebetso le ho etsa liqeto ho ipapisitsoe le data e nepahetseng ea nako ea nnete.
3.3 Likopo
Li-switches tsa maemo li sebelisoa haholo bakeng sa polokeho le ts'ireletso, ho kenyeletsoa ho thibela ho tlala, ts'ireletso e ommeng, kapa litlhokomeliso tsa boemo bo tlase. Li boetse li sebelisoa maemong a bonolo a boiketsetso moo ho hlokahalang taolo ea ON/OFF feela.
Li-transmitters tsa maemo li sebelisoa lits'ebetsong tse rarahaneng ho feta, joalo ka taolo ea ts'ebetso, taolo ea thepa, le lits'ebetso tse hlokang tlhahlobo e tsoelang pele. Li bohlokoa ha ho nepahala, ho rekota data, le ho kopanngoa ha sistimi ho hlokahala ho boloka ts'ebetso le ts'epahalo.
3.4 Ho rarahana le Litšenyehelo
Li-transmitters tsa maemo hangata li rarahane ebile li theko e boima ka lebaka la bokhoni ba tsona ba ho lekanya khafetsa, likhetho tse tsoetseng pele tsa puisano tsa dijithale, le ho nepahala ho holimo. Ka lehlakoreng le leng, li-switches li bonolo, ho bonolo ho li kenya le ho li hlokomela, 'me li boloka chelete e ngata, li etsa hore e be tse loketseng lits'ebetso tseo ho tsona ho hlokahalang tlhokomelo ea motheo kapa tšireletso ea tšireletso.
4. Nako ea ho Sebelisa Level Switch khahlano le Level Transmitter
Ho khetha pakeng tsa switch ea boemo le mochini o fetisang boemo ho ipapisitse le litlhoko tse ikhethileng tsa ts'ebeliso.
4.1 Polokeho le Tšireletso
Bakeng sa lits'ebetso moo sepheo sa mantlha e leng ho thibela ho tlala, ho sebetsa ka mokhoa o omileng, kapa tšenyo ea sistimi, phetoho ea boemo e loketse. Letšoao la eona la discrete ON / OFF le lekane ho kenya tšebetsong lipompo, li-valve kapa lialamo.
4.2 Taolo le Tlhokomelo ea Ts'ebetso
Ha ho hlokahala tekanyo e nepahetseng ea mokelikeli, tlhahlobo e tsoelang pele, le ho kopanngoa le lisebelisoa tse ikemetseng, khetho e ratoang ke transmitter. E lumella basebelisi ho latela maemo a nepahetseng, ho etsa liphetoho tsa ts'ebetso, le ho bokella lintlha bakeng sa tlhahlobo.
4.3 Litaelo tsa Khetho
Lintlha tsa bohlokoa tse lokelang ho nahanoa li kenyelletsa:
Mofuta oa Mokelikeli : E tsamaisang, e senyang, e nang le viscous, kapa particulate.
Bophahamo ba Tanka : Litanka tse telele li ka hloka mefuta e ikhethileng ea li-transmitter bakeng sa ho nepahala.
Melato e Nepahetseng : Ho lemoha ntlha ho bapisoa le tekanyo e tsoelang pele.
Litlhoko tsa ho kopanya : Tlhokahalo ea taolo e ikemetseng le ho rengoa ha data.
5. Melemo ea Liphetoho tsa Boemo
Liphetoho tsa maemo li fana ka melemo e mengata, haholo-holo mabapi le bonolo, ho tšepahala, le ho boloka litšenyehelo.
5.1 Polokeho le Botšepehi
Li-switches tsa maemo li fana ka mokhoa o ka tšeptjoang oa ho lemoha boemo ba ntlha, ho netefatsa hore lipompo le li-valve li sebetsa ka har'a meeli e sireletsehileng, ho thibela tšenyo ea thepa le ho hlōleha ha tsamaiso.
5.2 Bonolo ba ho Kenya le Tlhokomelo
Lisebelisoa tsena ka kakaretso li kopane, li hloka lithapo tse fokolang, 'me ho bonolo ho li kenya. Tlhokomelo e otlolohile, e etsa hore e tšoanele libaka tseo tlhokomelo ea khafetsa e ke keng ea khoneha.
5.3 Tšebeliso e ntle ea litšenyehelo
Li-switches tsa maemo li theko e tlase ho feta lisebelisoa tse tsoelang pele tsa ho metha, tse fanang ka tharollo e sebetsang bakeng sa litlhoko tsa mantlha tsa tlhahlobo le ts'ireletso ntle le ho beha polokeho.
6. Melemo ea Li-Level Transmitters
Li-transmitters li fana ka ho nepahala, ho beha leihlo ho tsoelang pele, le ho hokahana le litsamaiso tsa sejoale-joale tsa taolo, e leng se etsang hore e be tsa bohlokoa haholo lits'ebetsong tse tsoetseng pele.
6.1 Tekanyo e Tsoelang Pele
Li fana ka data ea nako ea sebele ea mokelikeli kapa e tiileng, e lumellang basebetsi ho shebella mekhoa, ho lemoha lintho tse sa tloaelehang, le ho arabela ka potlako liphetohong.
6.2 Boiketsetso le Kopanyo
Li-transmitters tsa maemo li ka kopanngoa le li-PLC, litsamaiso tsa SCADA, kapa litharollo tsa ho lekola tse hole, tse nolofalletsang taolo e ikemetseng le taolo e tsoetseng pele ea ts'ebetso.
6.3 Ho Nepaha ha Phahameng le ho Fetolana
Li-transmitters li fana ka litekanyo tse nepahetseng tlas'a maemo a fapaneng 'me li ka fetoloa bakeng sa lino tse fapaneng, boholo ba litanka kapa maemo a tikoloho, li fana ka tharollo e fapaneng bakeng sa lits'ebetso tse rarahaneng.
7. Qetello
Ka kakaretso, phetoho ea boemo e loketse bakeng sa ho lemoha boemo ba ntlha, ho fana ka matšoao a bonolo a ON / OFF bakeng sa ts'ireletso le ts'ireletso ea lisebelisoa, ha mochine oa boemo o fana ka tekanyo e tsoelang pele ka tlhahiso ea analog kapa ea digital, e nolofalletsang ho beha leihlo ka nepo, ho laola ts'ebetso, le ho kopanya le mekhoa e ikemetseng. Ho khetha sesebelisoa se nepahetseng ho ipapisitse le ts'ebeliso ea hau e khethehileng, ho nepahala ho hlokahalang, le litlhoko tsa sistimi.
Bakeng sa mehato e ka tšeptjoang ea tšireletso, li-switches tsa boemo bo botle li fana ka tharollo e sebetsang hantle, e theko e tlaase. Bakeng sa tlhahlobo e tsoelang pele le taolo e tsoetseng pele ea ts'ebetso, li-transmitters tsa boemo li fana ka ho nepahala ho holimo le ho kopanya ho se nang moeli. Bakeng sa baenjiniere, li-operators, le baqapi ba sistimi ba batlang tataiso ea litsebi, lihlahisoa tsa boleng bo holimo, kapa litharollo tse lokiselitsoeng, Bluefin Sensor Technologies Limited li fana ka lisebelisoa tse ngata tse tšepahalang tsa ho lemoha boemo ba mokelikeli. Sehlopha sa bona se ka u thusa ho tseba sesebelisoa sa boemo bo nepahetseng ka ho fetesisa kapa transmitter bakeng sa litlhoko tsa hau tsa ts'ebetso, ho netefatsa ts'ebetso e nepahetseng, polokeho le katleho lits'ebetsong tsohle tsa indasteri, tsa likoloi le tsa malapa.
8. FAQ
Na switch ea boemo bo ka nka sebaka sa transmitter ea boemo?
Che. Li-switches tsa boemo li nepahetse bakeng sa ho lemoha boemo ba ntlha, empa ha li khone ho fana ka lintlha tse tsoelang pele.
Na li-transmitters li fana ka mesebetsi ea polokeho?
Li ka khona, empa morero oa tsona o ka sehloohong ke ho beha leihlo kamehla; lialamo tse ling li ka hlokahala.
Ke efe e baballang chelete e ngata?
Li-switches tsa maemo hangata ha li theko e tlase ebile ho bonolo ho li boloka, li loketse lits'ebetso tsa mantlha.
Na lisebelisoa tseo ka bobeli li ka sebelisoa hammoho?
Ee. Lits'ebetsong tse rarahaneng, switch ea boemo e ka fana ka ts'ireletso ea ts'ireletso, ha mochini oa transmitter o fana ka tlhahlobo e nepahetseng.
U ka khetha joang pakeng tsa switjha ea boemo le transmitter ea boemo?
Nahana ka mofuta oa mokelikeli, litlhoko tse nepahetseng, tikoloho ea ho kenya, le hore na ho fumanoa ntlha kapa tekanyo e tsoelang pele ea hlokahala.
