Pantchito zamafakitale masiku ano, masensa ochititsa chidwi kuti azindikire malo ndi ofunikira. Poyerekeza ndi masiwichi amakina, amatha kupanga pafupifupi mikhalidwe yabwino: kuzindikira kosalumikizana, kusavala, kusinthasintha kwakukulu komanso kulondola kwakusintha kwakukulu. Kuphatikiza apo, samakhudzidwa ndi kugwedezeka, fumbi ndi chinyezi. Masensa ochititsa chidwi amatha kuzindikira zitsulo zonse zomwe sizikukhudzana. Amadziwikanso kuti inductive proximity switches kapena inductive sensors.
Amagwiritsidwa ntchito kwambiri ndipo amatha kuchepetsa kuwerengera
Masensa ochititsa chidwi ali ndi ntchito zosiyanasiyana, makamaka pozindikira ndi kuyang'anira malo azitsulo. Masensa ochititsa chidwi ndi oyenerera makamaka kumakampani opanga magalimoto, makampani azakudya, makampani opanga zida zamakina, ndi zina zotere. Kusintha kwapafupipafupi kwa inductive kungagwiritsidwe ntchito m'malo owopsa. Tekinoloje yake ya NAMUR kapena casing yolimba imatha kutsimikizira kuti pali kuthekera kwakuti kuphulika.
Zopangira nyumba za masensa ochititsa chidwi nthawi zambiri zimakhala nickel-copper alloy kapena chitsulo chosapanga dzimbiri. Pakati pawo, chotsiriziracho ndi choyenera makamaka kwa chinyezi chachikulu kapena malo owononga. Ndi mawonekedwe awo olimba komanso mfundo zogwirira ntchito zopanda kuvala, masensa awa atha kugwiritsidwa ntchito ngati mayankho odalirika pamapulogalamu ambiri. Pazogwiritsa ntchito pomwe pali slag spatter, masensa ochititsa chidwi amathanso kuphimbidwa ndi zokutira zapadera, monga zokutira za PTFE kapena zida zofananira.
Mfundo yogwira ntchito ya masensa inductive
Masensa ochititsa chidwi amazindikira zinthu zachitsulo pozindikira kusintha kwa magawo a electromagnetic. Amagwira ntchito motengera mfundo ya electromagnetic induction: mphamvu ya maginito ikasintha, magetsi opangidwa amapangidwa mu conductor.
Kumayambiriro kwa sensor iyi kumatulutsa minda yamagetsi yamagetsi yamagetsi. Chinthu chachitsulo chikayandikira, mphamvu ya maginito ya sensa idzakhudzidwa ndi chinthucho ndikusintha. Kusintha kumeneku kudzazindikirika ndi sensa ndikusandulika kukhala chizindikiro chowonetsera kukhalapo kwa chinthu.
Mapangidwe a masensa ochititsa chidwi ndi osiyanasiyana, ndipo mtunda woyenderana nawo umasiyananso. Kukula kwa mtunda wosinthira, kukulitsa kuchuluka kwa ntchito kwa sensor. Mwachitsanzo, itha kugwiritsidwa ntchito m'mapulogalamu omwe sensa siyingayikidwe mwachindunji pafupi ndi chinthucho.
Pomaliza, masensa ochititsa chidwi amakhala olondola kwambiri komanso odalirika. Chifukwa cha mfundo zawo zogwirira ntchito zosalumikizana komanso mitundu yosiyanasiyana yamapangidwe, ndi zida zofunika kwambiri pakugwiritsa ntchito makina ambiri opanga mafakitale.
Mfundo yogwira ntchito ya masensa inductive
Masensa ochititsa chidwi amazindikira zinthu zachitsulo pozindikira kusintha kwa magawo a electromagnetic. Amagwira ntchito motengera mfundo ya electromagnetic induction: mphamvu ya maginito ikasintha, magetsi opangidwa amapangidwa mu conductor.
Kumayambiriro kwa sensor iyi kumatulutsa minda yamagetsi yamagetsi yamagetsi. Chinthu chachitsulo chikayandikira, mphamvu ya maginito ya sensa idzakhudzidwa ndi chinthucho ndikusintha. Kusintha kumeneku kudzazindikirika ndi sensa ndikusandulika kukhala chizindikiro chowonetsera kukhalapo kwa chinthu.
Mapangidwe a masensa ochititsa chidwi ndi osiyanasiyana, ndipo mtunda woyenderana nawo umasiyananso. Kukula kwa mtunda wosinthira, kukulitsa kuchuluka kwa ntchito kwa sensor. Mwachitsanzo, itha kugwiritsidwa ntchito m'mapulogalamu omwe sensa siyingayikidwe mwachindunji pafupi ndi chinthucho.
Pomaliza, masensa ochititsa chidwi amakhala olondola kwambiri komanso odalirika. Chifukwa cha mfundo zawo zogwirira ntchito zosalumikizana komanso mitundu yosiyanasiyana yamapangidwe, ndi zida zofunika kwambiri pakugwiritsa ntchito makina ambiri opanga mafakitale.
Mapangidwe osiyanasiyana amathandizira kuzindikira kosinthika
Chifukwa cha kulolerana kwakung'ono, masensa ochititsa chidwi amatha kuonetsetsa kuti apezeka odalirika. Mtunda wosinthira wa masensa ochititsa chidwi umasiyanasiyana kutengera kapangidwe kake. Mwachitsanzo, mtunda wosinthika wa masensa akuluakulu ochititsa chidwi amatha kufikira 70mm. Masensa ochititsa chidwi amabwera m'mitundu yosiyanasiyana yoyika: Masensa a Flush amathamangitsidwa ndi malo oyikapo, pomwe masensa osasunthika amatuluka mamilimita angapo, kukwaniritsa mtunda waukulu wosinthira.
Mtunda wodziwikiratu wa masensa ochititsa chidwi umakhudzidwa ndi coefficient yokonza, ndipo mtunda wosinthira zitsulo zina osati zitsulo ndizochepa. LANBAO imatha kupereka masensa osasunthika omwe ali ndi chowongolera cha 1, chomwe chimakhala ndi mtunda wosinthira yunifolomu pazitsulo zonse. Masensa ochititsa chidwi nthawi zambiri amagwiritsidwa ntchito ngati PNP/NPN nthawi zambiri amatsegula kapena otseka. Mitundu yokhala ndi zotsatira za analogi imatha kukwaniritsa zofunikira zapadera.
Mapangidwe osiyanasiyana amathandizira kuzindikira kosinthika
Chifukwa cha kulolerana kwakung'ono, masensa ochititsa chidwi amatha kuonetsetsa kuti apezeka odalirika. Mtunda wosinthira wa masensa ochititsa chidwi umasiyanasiyana kutengera kapangidwe kake. Mwachitsanzo, mtunda wosinthika wa masensa akuluakulu ochititsa chidwi amatha kufikira 70mm. Masensa ochititsa chidwi amabwera m'mitundu yosiyanasiyana yoyika: Masensa a Flush amathamangitsidwa ndi malo oyikapo, pomwe masensa osasunthika amatuluka mamilimita angapo, kukwaniritsa mtunda waukulu wosinthira.
Mtunda wodziwikiratu wa masensa ochititsa chidwi umakhudzidwa ndi coefficient yokonza, ndipo mtunda wosinthira zitsulo zina osati zitsulo ndizochepa. LANBAO imatha kupereka masensa osasunthika omwe ali ndi chowongolera cha 1, chomwe chimakhala ndi mtunda wosinthira yunifolomu pazitsulo zonse. Masensa ochititsa chidwi nthawi zambiri amagwiritsidwa ntchito ngati PNP/NPN nthawi zambiri amatsegula kapena otseka. Mitundu yokhala ndi zotsatira za analogi imatha kukwaniritsa zofunikira zapadera.
Yolimba komanso yodalirika - Mulingo wapamwamba wachitetezo woyenera malo ovuta
Pokhala ndi kutentha kwakukulu kogwiritsira ntchito komanso chitetezo chapamwamba, masensa awa ndi abwino kwambiri kuti agwiritsidwe ntchito m'madera ovuta a mafakitale. Mwa iwo, masensa ochititsa chidwi okhala ndi mulingo wachitetezo wa IP68 amakhala ndi ntchito yosindikiza kwambiri m'mafakitale monga chakudya, mankhwala, ndi makina omanga. Kutentha kwawo kumatha kufika 85 ° C nthawi zambiri.
Cholumikizira cha M12 chimatsimikizira kukhazikitsa kosavuta
Cholumikizira cha M12 ndiye mawonekedwe olumikizirana ma sensor chifukwa amatha kutsimikizira kuyika mwachangu, kosavuta komanso kolondola. LANBAO imaperekanso masensa ochititsa chidwi okhala ndi ma chingwe, omwe nthawi zambiri amaikidwa m'mapulogalamu okhala ndi malo ochepa. Chifukwa chakugwiritsa ntchito kwake komanso kudalirika kwakukulu, masensa ochititsa chidwi ndi ofunika kwambiri paukadaulo wamakono wama automation ndipo amagwiritsidwa ntchito m'mafakitale ambiri.
Nthawi yotumiza: Sep-03-2025