M'mafakitale amakono, makina amagalimoto, ndi ntchito zapakhomo, kuyang'anira kuchuluka kwamadzimadzi ndikofunikira kuti pakhale chitetezo, magwiridwe antchito, komanso magwiridwe antchito odalirika. Zida ziwiri zomwe zimagwiritsidwa ntchito kwambiri pazifukwa izi ndizosintha ma level ndi ma transmitters. Ngakhale zonse zidapangidwa kuti ziziyezera ndikuwunika kuchuluka kwamadzi kapena zolimba, zimagwira ntchito zosiyanasiyana ndipo zimagwira ntchito mosiyanasiyana. Kumvetsetsa kusiyana pakati pa mitundu iwiri ya zida izi ndikofunikira kuti mainjiniya, ogwiritsa ntchito, ndi opanga makina asankhe njira yoyenera pazosowa zawo.
A kusintha kwa mlingo kwenikweni ndi chipangizo chodziwira pamlingo wa point-level chomwe chimayambitsa kuchitapo kanthu, monga kuyatsa kapena kuzimitsa pampu, kutsegula kapena kutseka valavu, kapena kuyatsa alamu pamene madzi enaake kapena mulingo wolimba wafika. Mosiyana ndi izi, cholumikizira mulingo chimapereka kuwunika kosalekeza kwa kuchuluka kwamadzimadzi ndikutulutsa chizindikiro cha analogi kapena digito kumakina owongolera makina kuti muyezedwe bwino ndikuwongolera njira.
M'nkhaniyi, tiwona matanthauzo, mfundo zogwirira ntchito, ntchito, zabwino, ndi kusiyana kwakukulu pakati pa masiwichi amlingo ndi ma transmitters. Tidzaperekanso chitsogozo pakusankha chipangizo choyenera cha mafakitale, magalimoto, ndi ntchito zapakhomo.
1. Kumvetsetsa Kusintha kwa Level
Kusintha kwa mulingo ndi chipangizo chomwe chimapangidwa kuti chizindikire kupezeka kapena kusakhalapo kwa madzi kapena kulimba pamalo enaake mu chidebe ndikupereka chizindikiro chowunikira / kuzimitsa. Kusintha kwa magawo kumagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana chifukwa cha kuphweka, kudalirika, komanso kutsika mtengo.
1.1 Tanthauzo ndi Cholinga
Cholinga chachikulu cha kusintha kwa mulingo ndikuwunika kuchuluka kwamadzi kapena kulimba ndikuyambitsa kuwongolera. Izi zingaphatikizepo kutsegula mpope, kutseka valavu, kapena kuyambitsa alamu pamene zinthuzo zifika pamtunda wocheperapo kapena wopambana.
Mosiyana ndi zida zoyezera mosalekeza, kusintha kwa mulingo kumangozindikira mulingo winawake kapena 'malo oikirapo,' kupangitsa kuti ikhale yabwino kwa mapulogalamu omwe kuyeza kwenikweni sikufunikira kwenikweni koma chitetezo kapena kuwongolera kachitidwe ndikofunikira.
1.2 Momwe Masinthidwe Amagwirira Ntchito
Kusintha kwa ma level kumatha kugwira ntchito pogwiritsa ntchito mfundo zingapo kutengera kugwiritsa ntchito:
Kusintha kwa Mulingo wa Float : Gwiritsani ntchito chinthu choyandama chomwe chimakwera kapena kugwa ndi mulingo wamadzimadzi, ndikuyambitsa masinthidwe pomwe malo okhazikitsidwa afika.
Kusintha kwa Capacitive Level : Dziwani kusintha kwa mphamvu chifukwa cha kupezeka kwa zinthu zamadzimadzi kapena zolimba.
Mawotchi a Optical Level : Gwiritsani ntchito kuwunikira kapena kuwunikira kuti muwone kupezeka kwamadzi.
Kusintha kwa Level Vibrating : Dziwani zolimba kapena zamadzimadzi zowoneka bwino kutengera kusintha kwa ma frequency a vibration.
Chinthu chofunika kwambiri pazitsulo zonse zazitsulo ndizomwe zimapereka kutulutsa kwapadera, nthawi zambiri mu mawonekedwe a ON / OFF chizindikiro chosavuta, chosonyeza ngati madzi kapena olimba afika pamlingo wodziwikiratu.
2. Kumvetsetsa Level Transmitter
Ngakhale kusintha kwa mulingo kumazindikira mfundo zinazake, chowulutsira mulingo chimapereka kuyeza kosalekeza kwa milingo yamadzimadzi kapena yolimba mkati mwa chidebe. Ma transmitters ndi ofunikira pamapulogalamu omwe amafunikira kuwunika bwino, kudula mitengo, kapena kuphatikiza ndi makina owongolera okha.
2.1 Tanthauzo ndi Cholinga
Ma transmitter amapangidwa kuti aziyesa mulingo mosalekeza ndikutulutsa chizindikiro cha analogi kapena digito, kulola oyendetsa ndi makina kuti aziyang'anira kuchuluka kwake nthawi iliyonse. Izi zimapangitsa kuti ma transmitters akhale ofunikira pakuwongolera njira, kasamalidwe kazinthu, komanso kuphatikiza makina azida.
2.2 Momwe Ma Level Transmitters Amagwirira Ntchito
Ma Level transmitters amatha kugwira ntchito pogwiritsa ntchito mfundo zingapo kutengera muyeso wofunikira:
Ma Radar Level Transmitters : Gwiritsani ntchito ma siginecha a radar ya microwave kuti mudziwe kuchuluka kwamadzimadzi kutengera nthawi yowuluka.
Akupanga Level Transmitters : Gwiritsani ntchito mafunde akupanga kuyeza mtunda kuchokera ku sensa kupita kumadzimadzi pamwamba.
Ma Transmitters Otengera Kupanikizika : Yesani kuthamanga kwa hydrostatic pansi pa thanki kuti muwerenge kuchuluka kwa madzi.
Capacitive and Guided Wave Radar : Dziwani milingo kutengera kusintha kwa mphamvu kapena ma siginecha owongolera.
Mosiyana ndi masinthidwe amtundu, ma transmitters amaperekedwa mosalekeza, nthawi zambiri ngati 4-20 mA siginecha ya analogi kapena kulumikizana kwa digito monga HART, Profibus, kapena Modbus, yomwe ingagwiritsidwe ntchito pamakina owongolera, kuyang'anira deta, ndi kusanthula ndondomeko.
3. Kusiyana Kwakukulu Pakati pa Level Switch ndi Level Transmitter
Ngakhale masiwichi onse awiri ndi ma transmitters amagwiritsidwa ntchito kuyang'anira kuchuluka kwamadzi kapena olimba, amagwira ntchito zosiyanasiyana ndipo amagwira ntchito m'njira zosiyanasiyana. Kumvetsetsa kusiyana kumeneku ndikofunikira pakusankha chipangizo choyenera cha ntchito inayake, kuwonetsetsa kuti chitetezo chikugwira ntchito, kuchita bwino, komanso kudalirika.
3.1 Kutulutsa kwa Signal
Mbali |
Level Switch |
Level Transmitter |
Mtundu wa Signal |
Zosiyana (ZOYA / WOZImitsa) |
Zopitilira (Analogi/Digital) |
Control Action |
Amayambitsa ma alarm, mapampu, ma valve |
Amapereka deta yolondola yoyezera |
Kuphatikiza ndi PLC |
Zochepa |
Zophatikizidwa mosavuta ndi machitidwe olamulira |
Kusintha kwamasinthidwe kumapereka chizindikiro chodziwikiratu, kutanthauza kuti amangowonetsa ngati madzi kapena olimba afika pamalo enaake. Chizindikiro ichi cha ON / OFF ndi chokwanira kuyambitsa mapampu, ma valve, kapena ma alarm, kuwapangitsa kukhala abwino kwa ntchito zotetezera ndi makina osavuta.
Ma transmitters amasinthidwe, mosiyana, amapereka kutulutsa kwa siginecha kosalekeza, kaya analogi (mwachitsanzo, 4-20 mA) kapena digito (mwachitsanzo, HART, Modbus), yomwe imapereka miyeso yolondola, yeniyeni ya mulingo wamadzimadzi kapena wolimba. Deta yosalekezayi itha kugwiritsidwa ntchito pakuwongolera njira zapamwamba, kuyang'anira zinthu, kapena kuphatikiza ndi makina opangira makina kuti muwunike mwatsatanetsatane.
3.2 Mtundu Woyezera
Masinthidwe amasinthidwe amapangidwa kuti adziwike pamlingo wamalo, zomwe zikutanthauza kuti amangoyang'anira ngati gawo linalake lafikira-pang'ono, pazipita, kapena pakatikati. Samapereka chidziwitso chokhudza milingo pakati pa mfundozi.
Kumbali ina, ma transmitter amapereka mulingo wopitilira, kupatsa ogwiritsa ntchito kapena makina opangira chithunzi chathunthu chamadzimadzi kapena voliyumu yolimba nthawi iliyonse. Izi zimalola kasamalidwe kolondola kachitidwe ndi kupanga zisankho kutengera zolondola zenizeni zenizeni.
3.3 Mapulogalamu
Kusintha kwa magawo nthawi zambiri kumagwiritsidwa ntchito ngati chitetezo ndi chitetezo, kuphatikiza kupewa kusefukira, chitetezo chowuma, kapena zidziwitso zotsika. Amagwiritsidwanso ntchito m'mawonekedwe osavuta a automation pomwe kuwongolera kwa ON/OFF kokha kumafunikira.
Ma transmitters amagwiritsidwa ntchito m'mapulogalamu ovuta kwambiri, monga kuwongolera njira, kasamalidwe ka zinthu, ndi machitidwe omwe amafunikira kuwunika kosalekeza. Ndizofunikira pamene kulondola, kujambula deta, ndi kugwirizanitsa dongosolo kumafunika kuti zikhale zogwira mtima komanso zodalirika.
3.4 Kuvuta ndi Mtengo
Ma transmitters am'magulu nthawi zambiri amakhala ovuta komanso okwera mtengo chifukwa cha kuthekera kwawo koyezera, njira zoyankhulirana zapamwamba za digito, komanso kulondola kwambiri. Mosiyana ndi izi, masinthidwe amasinthidwe ndi osavuta, osavuta kuyika ndi kuwongolera, komanso otsika mtengo, kuwapangitsa kukhala abwino kwa mapulogalamu omwe amangofunika kuyang'anira kapena chitetezo chokha.
4. Nthawi Yomwe Mungagwiritsire Ntchito Level Switch vs. Level Transmitter
Kusankha pakati pa kusintha kwa mulingo ndi transmitter kutengera zofunikira za pulogalamuyo.
4.1 Chitetezo ndi Chitetezo
Kwa mapulogalamu omwe cholinga chachikulu ndikuletsa kusefukira, kuthamanga kowuma, kapena kuwonongeka kwa dongosolo, kusintha kwa mlingo ndikoyenera. Chizindikiro chake cha ON / OFF ndi chokwanira kuyambitsa mapampu, ma valve, kapena ma alarm.
4.2 Njira Yowongolera ndi Kuwunika
Pakafunika kuyeza kolondola kwamadzi, kuyang'anira kosalekeza, ndi kuphatikiza ndi makina odzichitira pakufunika, cholumikizira mulingo ndiye chisankho chomwe chimakonda. Imalola ogwiritsa ntchito kutsata milingo yeniyeni, kupanga zosintha, ndi kusonkhanitsa deta kuti aunike.
4.3 Malangizo Osankha
Mfundo zofunika kuziganizira ndi izi:
Mtundu wamadzimadzi : Oyendetsa, owononga, owoneka bwino, kapena ozungulira.
Kutalika kwa Tank : Matanki aatali angafunike mitundu yotumizira ma transmitter kuti ikhale yolondola.
Kulondola Koyezera : Kuzindikira mfundo ndi kuyeza kosalekeza.
Zofunikira Zophatikizira : Kufunika kowongolera zokha ndikudula mitengo.
5. Ubwino wa Kusintha kwa Mlingo
Kusintha kwa magawo kumapereka maubwino angapo, makamaka kuphweka, kudalirika, komanso kutsika mtengo.
5.1 Chitetezo ndi Kudalirika
Kusintha kwa mlingo kumapereka chidziwitso chodalirika cha msinkhu, kuonetsetsa kuti mapampu ndi ma valve amagwira ntchito mkati mwa malire otetezeka, kuteteza kuwonongeka kwa zipangizo ndi kulephera kwa dongosolo.
5.2 Kusavuta Kuyika ndi Kukonza
Zidazi nthawi zambiri zimakhala zophatikizana, zimafuna mawaya ochepa, ndipo ndizosavuta kuziyika. Kukonza ndikosavuta, komwe kumawapangitsa kukhala abwino m'malo omwe chisamaliro chambiri sichingatheke.
5.3 Kugwiritsa Ntchito Ndalama
Zosintha zamasinthidwe ndizotsika mtengo kuposa zida zoyezera mosalekeza, zomwe zimapereka yankho lothandiza pakuwunika koyambira komanso zofunikira zachitetezo popanda kuwononga chitetezo.
6. Ubwino wa Ma Level Transmitters
Ma transmitters amapereka mwatsatanetsatane, kuwunika kosalekeza, ndikuphatikizana ndi machitidwe amakono owongolera, kuwapangitsa kukhala ofunikira kwambiri pamapulogalamu apamwamba.
6.1 Kuyeza Mopitirira
Amapereka zenizeni zenizeni zamadzimadzi kapena zolimba, zomwe zimalola ogwiritsa ntchito kuyang'anira zomwe zikuchitika, kuzindikira zolakwika, ndikuyankha mwachangu kusintha.
6.2 Zochita zokha ndi Kuphatikiza
Ma transmitters amatha kuphatikizidwa ndi ma PLC, machitidwe a SCADA, kapena njira zowunikira patali, zomwe zimathandizira kuwongolera kokhazikika komanso kasamalidwe kaukadaulo.
6.3 Kulondola Kwambiri ndi Kusinthasintha
Ma transmitters amapereka miyeso yolondola pansi pamikhalidwe yosiyanasiyana ndipo amatha kusinthidwa kuti akhale amadzimadzi osiyanasiyana, kukula kwa matanki, kapena chilengedwe, kupereka mayankho osunthika pamagwiritsidwe ovuta.
7. Mapeto
Mwachidule, kusintha kwa mulingo ndikwabwino kuti muzindikire pamlingo, kupereka zidziwitso zosavuta za ON / OFF zotetezedwa ndi chitetezo cha zida, pomwe cholumikizira mulingo chimapereka kuyeza kosalekeza ndi kutulutsa kwa analogi kapena digito, kumathandizira kuwunika kolondola, kuwongolera njira, ndikuphatikiza ndi makina odzipangira okha. Kusankha chipangizo choyenera kumatengera pulogalamu yanu, kulondola kofunikira, ndi zosowa zamakina.
Kwa njira zodalirika zotetezera, kusintha kwa mlingo kumapereka mayankho ogwira mtima, otsika mtengo. Pakuwunika mosalekeza komanso kuwongolera njira zapamwamba, ma transmitters amaperekedwa molondola kwambiri komanso kuphatikiza kopanda msoko. Kwa mainjiniya, ogwira ntchito, ndi opanga makina omwe amafunafuna chitsogozo cha akatswiri, zinthu zapamwamba kwambiri, kapena mayankho ogwirizana, Malingaliro a kampani Bluefin Sensor Technologies Limited amapereka zida zingapo zodalirika zodziwira kuchuluka kwamadzimadzi. Gulu lawo litha kukuthandizani kuzindikira masinthidwe oyenera kwambiri kapena ma transmitter pazofunikira zanu, kuwonetsetsa kuti mukugwira ntchito bwino, chitetezo, komanso magwiridwe antchito pamafakitale, magalimoto, ndi ntchito zapakhomo.
8. FAQ
Kodi kusintha kwa mulingo kungalowe m'malo mwa chowulutsira mulingo?
Ayi. Masiwichi amasinthidwe ndi abwino kuti adziwike pang'onopang'ono koma sangathe kupereka chidziwitso chopitilira.
Kodi ma level transmitters amapereka ntchito zachitetezo?
Angathe, koma cholinga chawo chachikulu ndikuwunika mosalekeza; ma alarm owonjezera angafunike.
Ndi chiyani chomwe chili chotsika mtengo?
Masinthidwe a magawo nthawi zambiri amakhala otsika mtengo komanso osavuta kuwongolera, oyenera kugwiritsa ntchito zoyambira.
Kodi zida zonsezi zitha kugwiritsidwa ntchito limodzi?
Inde. M'makina ovuta, kusinthana kwa mlingo kungapereke chitetezo cha chitetezo, pamene transmitter mlingo amapereka kuwunika kolondola.
Kodi mungasankhire bwanji pakati pa kusintha kwa mlingo ndi transmitter level?
Ganizirani za mtundu wamadzimadzi, zofunikira zolondola, malo oyikapo, komanso ngati kudziwa malo kapena kuyeza kosalekeza kumafunika.
