Lipotolohong tsa likoloi, li-relay tsa likoloi ke likarolo tsa bohlokoa tsa taolo, tse netefatsang ts'ebetso e tloaelehileng le polokeho ea koloi. Ha li laole feela mesebetsi e fapaneng ea koloi empa hape ke sehokelo sa bohlokoa ho netefatsa ho khanna ho bolokehileng. Ho khetha lebelo le nepahetseng la koloi ho ka ntlafatsa ponahalo ea koloi ea hau feela, empa hape ho ka phetha karolo ea bohlokoa linakong tsa bohlokoa.
Bokahare ba likoloi bo boetse bo na le lisebelisoa tse tšoanang le li-switches-relays.
Ka mor'a moo, ha u khetha mochine oa ho tsamaisa koloi, litekanyetso tsa ho kenya le ho tsoa, hammoho le lintlha tsa tikoloho le polokeho, li tlameha ho nkoa ho finyella litlhoko tsa tšebeliso ea koloi. Nakong ea ts'ebetso ea khetho, re tlameha ho nahana ka botlalo ka likarolo tse ngata tse kang li-parameter tsa ho kenya letsoho, li-parameter tsa tlhahiso, li-parameter tsa nako, maemo a tikoloho, le melao ea tšireletso ho netefatsa hore relay e khethiloeng e lumellana hantle 'me e etsa mosebetsi oa eona.
Ha re khetha relay ea likoloi, re hloka ho nahana ka lintlha tse 'maloa tsa bohlokoa ho netefatsa ts'ebetso e tloaelehileng le polokeho ea koloi.
Kenya Melao-motheo ea Khetho ea Paramethara
► Tsepamiso ea mantlha ea Paramethara
Ha re khetha relay ea koloi, re hloka ho tsepamisa maikutlo ho li-parameter tse kentsoeng joalo ka coil rated voltage, performance voltage, relay voltage, coil power use, the maximum coil current current, le coil resistance. Nakong ea khetho, re lokela ho etsa bonnete ba hore li-parameter tsena li lumellana le litlhoko tsa sebele ho netefatsa ts'ebetso e tloaelehileng ea relay.
► Tšusumetso ea Mocheso oa Ambient
Mekhahlelo ea ts'ebetso ea li-relay e fapana tlas'a maemo a fapaneng a mocheso, a hlokang tlhokomelo e hlokolosi. Marang-rang a likoloi hangata a sebetsa ka har'a phaposi ea enjene le tikolohong ea phaposi ea baeti, e nang le moeli o phahameng oa mocheso oa likhato tse 125 le 85 ka ho latellana. Ho bohlokoa ho ela hloko hore khanyetso ea likhoele e fetoha ho latela mocheso o tikolohong, e amang ho huleloa ha li-relay-ka hare le ho lokolla maqhubu.
► Litlhokomelo tsa Tšebeliso ea Motlakase le Matla
Meralo e phahameng ea matla a ho sebetsa e tlameha ho nahana ka phello ea ho phahama ha mocheso holim'a coil. Ho fihlela litlhoko tse tlase tsa motlakase oa ts'ebetso, li-relay tsa likoloi hangata li entsoe ka tšebeliso e phahameng ea matla. Leha ho le joalo, motlakase o sebelisoang ho coil ka nako e telele o tlameha ho laoloa ka hare ho 120% ea motlakase o lekantsoeng. Haholo-holo libakeng tsa mocheso o phahameng-, mocheso oa coil o nyoloha ka potlako, 'me o potlakisa ho tsofala ha eona.
► Tlosa Setting ea Voltage
Matla a tokollo a li-relay tsa DC le AC a tlameha ho ba ka har'a sebaka se behiloeng. Haeba motlakase o setseng oa potoloho o feta moeli ona, relay e tla hlōleha ho lokolla hantle.
► Morao EMF le Mehato ea Tšireletso
Ho khetha likarolo tse loketseng tse kang li-resistor kapa li-freewheeling diode ho ka fokotsa tšusumetso ea EMF ea morao. Ho qoba tšenyo ea lipotoloho tsa elektroniki tse tsoang ka morao ho EMF, ho ka khethoa li-relay tse nang le li-resistors kapa li-freewheeling diode, empa phepelo e nepahetseng ea polarity e tlameha ho netefatsoa.
Melao-motheo ea Khetho ea Parameter ea Output
► Mofuta oa Lebitso le Mojaro
Ha u khetha li-relay tsa likoloi, liparamente tse ngata tse hlahisoang li tlameha ho nahanoa ka botlalo, ho kenyeletsoa palo ea lihlopha tsa ho ikopanya, mofuta oa ho ikopanya, mojaro oa ho ikopanya, lisebelisoa tsa ho ikopanya, bophelo ba motlakase le bophelo ba mochini. Litekanyetso tsena li ama ts'ebetso le katleho ea relay ka kotloloho. Mofuta oa ho ikopanya o khethiloe ho latela ts'ebeliso e khethehileng, e amang phello ea taolo ea potoloho.
► Mefuta e fapaneng ea meroalo
Li-relay li lokela ho ba le mehato e tobileng ea ho sebetsana le meroalo e fapaneng ho qoba tšenyo ea ho kopana. Mefuta e fapaneng ea meroalo e tla ba le litlamorao tse fapaneng ho mabitso. Ka mohlala, mabone a mabone a tla hlahisa inrush current; meroalo ea likoloi e tla hlahisa EMF morao; meroalo e matla e tla hlahisa li-electromagnetic induction surges, joalo-joalo. Lits'ebetsong tse sebetsang, tlhokomelo e khethehileng e lokela ho lefshoa ho litšobotsi tsa mofuta oa mojaro, 'me mehato e tsamaellanang e lokela ho nkuoa ho sireletsa mabitso.
► Lisebelisoa le Tšireletso
Lisebelisoa tsa ho ikopanya li lokela ho ba le litšobotsi tse kang khanyetso e tlaase ea ho kopana le ho hanyetsa kutu. Ha u khetha lisebelisuoa tsa ho kopana le li-relay, etsa bonnete ba hore litšupiso li lula li le tlase 'me li tsitsitse, le hore li na le thepa e thibelang ho bola le-ea ho khomarela.
Khetho ea Nako le Boemo ba Tikoloho
► Liparamente tsa Nako ea Bohlokoa
Ha u khetha li-relay, li-parameter tsa nako tse kang nako ea ts'ebetso ha li na tšusumetso e fokolang ho li-relay tsa likoloi, empa bakeng sa li-relay tse kopantsoeng, maqhubu a khanyang a lokela ho nkoa. Le hoja nako ea ts'ebetso hangata e se taba ea mantlha ea li-relay tsa likoloi, maqhubu a khanyang le nako ea ho lieha e fetoha lintlha tse kholo bakeng sa li-relay tse kopaneng.
► Ho sebetsana le Maemo a Tikoloho
Li-relay li hloka ho mamella mocheso o phahameng le maemo a mongobo, a hlokang moralo o tiisitsoeng. Ha re khetha li-relay, re tlameha ho nahana ka botlalo ka maemo a fapaneng a tikoloho ao ba tla tobana le ona, joalo ka mocheso o phahameng, mocheso o tlase le maemo a mongobo. Libaka tse phahameng tsa mocheso le mongobo, haholo-holo, li ka potlakisa botsofali ba relay; ho khetha moralo o tiisitsoeng ho ka sireletsa ka katleho botsitso ba ts'ebetso ea eona.
