1. Chiyambi cha Zamalonda
Mita ya LMU mndandanda wa ultrasonic levelNdi chipangizo choyezera chaching'ono cha waya ziwiri chomwe chinayambitsidwa ndi Lanry Instruments. Chili ndi sensa yolumikizirana ya probe ndi chipangizo choyezera zamagetsi chokhala ndi kapangidwe kotsekedwa bwino kosalola kutuluka kwa madzi, zomwe zimathandiza kuwunika kosalekeza kwa madzi ndi zinthu zolimba kuti zisakhudze madzi. Choyenera kugwiritsidwa ntchito movutikira m'mafakitale a zitsulo, mankhwala, magetsi, mafuta ndi mafakitale ena, chimathandizira kuyika ma screw ndi flange. Pogwiritsa ntchito mfundo yoyezera nthawi yokwanira yowuluka, yokhala ndi chiwongola dzanja chokhazikika cha kutentha komanso ukadaulo wanzeru wokonza ma signal, imatulutsa ma signal analog a 4-20mA mokhazikika, omwe amagwira ntchito ngati yankho lapadziko lonse lapansi la kuwunika kwa thanki ndi silo.
Mndandanda wa LMUIli ndi mitundu isanu ndi iwiri yomwe ili m'magulu malinga ndi kuchuluka kwakukulu kwa miyeso: LMU4, LMU6, LMU8, LMU12, LMU15, LMU20 ndi LMU30, ndipo miyeso yamadzimadzi imafikira mamita 4 mpaka 30. Pazinthu zolimba, mafunde a ultrasonic amafalikira mosavuta ndikuyamwa ndi ufa, kotero kuchuluka koyenera kwa miyeso ndi 50% yokha ya komweko mumikhalidwe yogwira ntchito yamadzimadzi. Kusankha kwa chitsanzo kuyenera kufanana ndi malo oyikapo ndi mawonekedwe azinthu. Chipangizo chonsecho chimafika pamlingo wotetezedwa wa IP67; chivundikiro chake chakunja chachitsulo chimakhala ndi mpweya wokwanira komanso kukana kwa alkali, zomwe zimapangitsa kuti chizigwira ntchito bwino kwa nthawi yayitali pansi pa -40℃ ~ 80℃ ndi ±0.1MPa.
2. Mfundo Yoyesera Pakati
Chipangizochi chimamaliza kuyeza mtunda kudzera munjira yolumikizira mawu nthawi yowuluka: sensa imatulutsa ma pulse a ultrasonic pansi. Pambuyo pogunda pamwamba pa chinthucho, mafunde amamveka kubwerera ku probe. Meter imalemba nthawi yomwe t pakati pa kutumiza ndi kulandira, ndikuwerengera mtunda D kuchokera ku probe kupita pamwamba pa chinthucho pamodzi ndi liwiro la mawu c, motsatira njira iyi: D=c·t/2.
Ogwiritsa ntchito amaika kutalika konse kwa kukhazikitsa H (mtunda wopanda thanki) wa thanki pasadakhale, ndipo mitayo imasintha yokha mulingo wa L = HD munthawi yeniyeni. Sensor yolumikizira kutentha yomangidwa mkati imakonzanso kusintha kwa liwiro la mawu komwe kumachitika chifukwa cha kusintha kwa kutentha munthawi yeniyeni kuti athetse zolakwika zoyezera kuchokera kutentha kozungulira.
Chidachi chili ndi mtunda wopanda kanthu (dera lakufa B), komwe ma echo sangadziwike. Seti yonse ya sikelo ya F panthawi yowerengera siyenera kufalikira mpaka mtunda wopanda kanthu. Mtunda wopanda kanthu wa chitsanzo chilichonse umawonjezeka kuchoka pa 0.2m mpaka 1.2m, ndipo mitundu yayitali imafuna malo osungiramo zinthu. Ma seti awiri okha a magawo (kutalika kwa thanki yopanda kanthu ndi sikelo yonse) amafunika kulowetsedwa kuti awerenge mwachangu. Mabatani atatu olowetsa ndi chiwonetsero chachikulu cha LCD cha manambala anayi amathandizira kukonza zolakwika ndi kuwerenga mosavuta pamalopo.
3. Zinthu Zazikulu Zamalonda
- Kapangidwe kakang'ono kogwirizana: Sensa ndi chipangizo chamagetsi zimaphatikizidwa ngati chinthu chimodzi, ndi njira zomangira zomangira/zomangira kuti zikhale zosavuta kusokoneza ndi kuyika popanda mawaya osiyana.
- Chitetezo cha ma multicircuit: Ma module oteteza overvoltage, overcurrent ndi mphezi omwe ali mkati, omwe amasintha malinga ndi malo ovuta amagetsi m'mafakitale.
- Mphamvu yabwino kwambiri yoletsa kusokoneza: Algorithm yanzeru ya digito imasefa zinthu zosafunikira zomwe zimapangidwa ndi nthunzi, fumbi, zothandizira ndi zoyambitsa thanki, ndikuyika mikhalidwe yovuta yogwirira ntchito ya thanki.
- Kutulutsa kwa chizindikiro chokhazikika: Kutulutsa kwamphamvu kwa 4-20mA yokhala ndi mphamvu yonyamula katundu ya 0~500Ω, yolumikizidwa mwachindunji ku PLC, zojambulira ndi zida zina zowongolera mafakitale; 4mA ikufanana ndi thanki yopanda kanthu pomwe 20mA ikufanana ndi thanki yonse.
- Kusinthasintha kwa magwiridwe antchito: Nyumba yamagetsi yachitsulo, chowunikira cha ABS, chosalowa fumbi cha IP67, chosalowa madzi komanso chosagwira ntchito ya alkali, chogwiritsidwa ntchito pa kutentha kochepa/kwapamwamba komanso malo omwe ali ndi mpweya wochepa.
- Ngodya yosinthasintha ya chitsulo: Ngodya ya chitsulo ya 8° (3dB) ya zitsanzo zazifupi za 4/6/8m; Ngodya ya chitsulo ya 5° (3dB) ya zitsanzo zazitali za 12~30m, kuchepetsa kusokoneza kwa ma echo kuchokera ku makoma a thanki ndikuwonjezera kukhazikika kwa kuyeza mtunda wautali.
4. Zochitika Zogwiritsira Ntchito
Ndi ubwino wa kusakhudzana, magwiridwe antchito osavala komanso kugwirizana ndi zinthu zolimba ndi zamadzimadzi, mndandanda wa LMU umagwiritsidwa ntchito kwambiri poyang'anira malo osiyanasiyana osungiramo zinthu m'mafakitale:
- Makampani opanga mankhwala: Kuyang'anira kuchuluka kwa matanki osungiramo zinthu okhala ndi asidi, matanki owongolera zinyalala ndi matanki obwezeretsanso madzi;
- Makampani opanga magetsi: Matanki ozungulira madzi, malo osungira phulusa ndi matanki osungunula phulusa;
- Makampani opanga zitsulo: Maiwe ozizira amadzi, malo osungiramo zinthu zamchere ndi matanki a slag slag;
- Makampani opanga mafuta: Matanki osungira mafuta osakonzedwa ndi maiwe otayira zinyalala olekanitsa mafuta;
- Kusungirako zinthu: Kuyeza mulingo wokwanira wa malo osungira tirigu, zitini za pulasitiki ndi mayadi amchenga.
5.Chidule
Mndandanda wa LMUChotumizira cha ultrasonic level chophatikizidwa ndi chipangizo cha waya ziwiri choyezera madzi ndi mulingo wolimba chomwe sichikhudzana m'mafakitale a mankhwala, mphamvu, zitsulo ndi mafuta. Potsatira mfundo ya nthawi yowuluka komanso kutentha, chimakhala ndi IP67 housing, mphezi ndi overvoltage protection, 4-20mA output ndi 0.2%FS kulondola. Makona osiyanasiyana a beam amagwirizana ndi miyeso yosiyanasiyana. Chopanda dzimbiri ndi kumamatira kwa zinthu, chimapereka kuwunika kosakwanira kwa matanki, maiwe ndi malo osungiramo zinthu omwe amagwira ntchito molimbika.
Nthawi yotumizira: Julayi-29-2026