I-sensor yokucindezela okusele i-LEFOO LFM208 ingumkhiqizo ophakeme kakhulu othuthukiselwe ngokukhethekile ukulawulwa komehluko wokucindezela kwezinhlelo zokulawula intuthu ezakhiweni eziphakeme. Ingxenye eyinhloko yokulinganisa ukucindezela isebenzisa i-chip yomehluko wokucindezela ye-SM yase-US. Ngemva kokunxephezela kwe-zero, isilinganiso esigcwele kanye nezinga lokushisa, i-sensor yokucindezela okusele inembe eliphezulu nokuzinza okuhle ukuze ihlangabezane ngokugcwele nezidingo zokulawulwa komehluko wokucindezela wesistimu yomfutho omuhle, umkhiqizo ngokwawo unesibonisi sesimo esiluhlaza kanye nesibonisi esibomvu sesixwayiso sokucindezela. Umkhiqizo usebenzisa ugesi we-24 V DC wokuphepha ophansi kakhulu: usebenzisa indlela yomgwaqo omabili ongakhethwa noma indlela yokuxhumana engu-485, ukuxhumeka okulula, ukonga izindleko. Usayizi wokubukeka komkhiqizo ngu-86 * 86 * 38. Lo mkhiqizo ikakhulukazi wenziwele igumbi langaphambili lekheshi lesistimu yokuhambisa umoya omuhle kanye nezitebhisi ezikhethekile, ukucindezela kokusebenza komkhiqizo kanye nokucindezela kokusetha kabusha sekumisiwe embonini ngaphambilini, indawo ayidingi ukusetha indawo, kuthuthukisa kakhulu ukunemba kokulawulwa komkhiqizo, kuyilapho kunciphisa kakhulu umsebenzi wokwakha wendawo osetshenziselwa ikakhulukazi igumbi langaphambili lekheshi, igumbi langaphambili elabiwe, indawo yokuphephela evaliwe, izitebhisi, izitebhisi zentuthu kuhlelo lokulinganisa nokulawula umehluko wokucindezela; futhi ingasetshenziselwa ukutholwa komehluko wokucindezela ngaphakathi nangaphandle. Ingasetshenziswa futhi ohlelweni lokulinganisa nokulawula umehluko wokucindezela kwegesi eyomile njengohlelo lokuqapha ukuvimba isihlungi.
Izici
* Sebenzisa izingxenye ze-sensor zokucindezela ze-MEMS ezingenisiwe
* Sekela ukufakwa okushumekiwe kwebhokisi elingu-86
* Izinhlobo ezimbili zezindlela zokuxhumana zingakhethwa
* Ihlangabezana ngokugcwele nezinga likazwelonke elithi "Incazelo Yezobuchwepheshe Yohlelo Lokuvimbela Intuthu Nokukhipha Intuthu Ezakhiweni"
* Ukuqapha ukucindezela kwamagumbi angaphambili ekheshi nezitebhisi zezakhiwo eziphakeme, izitolo ezinkulu, izibhedlela nezinye izindawo zomphakathi
Umdluliseli
| Ukulingana | Ibanga 0 ~ ± 100Pa |
| Ukuqonda (a) | ± 1% F.S |
| Ukushisa okusebenzayo | (-20℃ ~ 75℃ |
| Izinga lokushisa elikhokhezelwe | (-5℃ ~ 60℃ |
| Ibanga Lokuvikela | IP30 |
| Ukunikezwa Kwamandlanje | 24VDC ± 2.4V |
| Ukusetshenziswa | ≤0.75W |
| Ukuxhumeka kwe-Trachea | () Uhlangothi oluphakeme lwamandla, (-) Uhlangothi lwengcindezi ephansi; ukwamukela i-hose engaphakathi engu-3.5 mm ububanzi obubanzi |
| Imiyalo | Isimo esiluhlaza, inkomba yekhombisi ebomvu |
| Bonisa indlela yohlo | Ngokubonisa/ngaphandle kwesiboniso |
| Isilinganiso esilinganisiwe | Umoya negesi engeyona i-corrosive |
| Isignali yokulawula (b) | Ukushintsha inani |
| Indlela yokuxhumana | Ibhasi elibili (uhlelo lwentambo ezimbili) / RS-485 (uhlelo lwentambo ezine) |
| Ukumelana namandlalo | 1000Pa |
A) Ukunemba kutholakala ngokuhlolwa emazingeni okushisa egumbini 25℃; b) Ukuxhuma umthwalo wokumelana (okukhetha)
Ikhodi nencazelo | Amanotha | |||||
LFM208 | Imodeli | |||||
2530 | 20 ~ 30pa | Ububanzi bokilinganisa | ||||
4050 | 40 ~ 50pa | |||||
NI | Ngaphandle kwesiboniso | Isiboniso sobuso | ||||
D | Bonisa | |||||
R | R = RRS485 | Indlela yokuxhumana | ||||
P. | P = Pb Two - ibhasi | |||||
LFM208 | 2530 | D | R | Isibonelo sokukhethwa kwemodela | ||
Qaphela: Isibonelo, lapho kukhethwa i-LFM208-4050-DR, ingcindezi yokusebenza yodlulisa ingcindezi esele ingu-50Pa. Ingcindezi yokusetha kabusha ingu-40Pa. Ngesibonisi sesikrini, ukukhishwa kwe-RS485 kokuxhumana.
Iphaneli yokudlulisa ingcindezi esele inezinkomba ezimbili: inkomba yesimo esiluhlaza kanye nenkomba ye-alamu yengcindezi;
1. Inkomba yesimo: Ngaphansi kwesimo esijwayelekile sokusebenza, ukukhanya kwenkomba okuluhlaza kuyaqhubeka; ngaphansi kwesimo sokwehluleka kwemishini, ukukhanya kokukhanya okuluhlaza;
2. Inkomba ye-alamu: Ngesikhathi sokulinganisa ingcindezi, lapho ingcindezi yomoya iphansi kunengcindezi yokusetha kabusha, ukukhanya kwe-alamu kuhlala kukhona. Uma ingcindezi yomoya iphakeme kunengcindezi yokusebenza. Ukukhanya kwe-alamu kuyakhanya. Lapho ingcindezi iphakathi kwengcindezi yokusetha kabusha nengcindezi yokusebenza, ukukhanya kwe-alamu kuyacishwa;
Uma umkhiqizo unewindi yokubonisa ingcindezi, inani lokucindezela lingaboniswa ngqo;

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