{"id":12056,"date":"2024-04-20T20:31:14","date_gmt":"2024-04-20T12:31:14","guid":{"rendered":"https:\/\/shchimay.com\/?p=12056"},"modified":"2024-04-21T11:15:48","modified_gmt":"2024-04-21T03:15:48","slug":"flow-sensor-different-types","status":"publish","type":"post","link":"https:\/\/shchimay.com\/tr\/flow-sensor-different-types\/","title":{"rendered":"ak\u0131\u015f sens\u00f6r\u00fc farkl\u0131 t\u00fcrleri"},"content":{"rendered":"

Farkl\u0131 Ak\u0131\u015f Sens\u00f6r\u00fc T\u00fcrlerini Anlamak<\/h1>\n

\nAk\u0131\u015f sens\u00f6rleri, s\u0131v\u0131lar\u0131n veya gazlar\u0131n ak\u0131\u015f h\u0131z\u0131n\u0131 \u00f6l\u00e7mek i\u00e7in \u00e7e\u015fitli end\u00fcstrilerde kullan\u0131lan temel cihazlard\u0131r. HVAC sistemlerinde su t\u00fcketiminin izlenmesi, kimyasal dozaj\u0131n\u0131n kontrol edilmesi, hava ak\u0131\u015f\u0131n\u0131n d\u00fczenlenmesi gibi s\u00fcre\u00e7lerin verimlili\u011finin ve do\u011frulu\u011funun sa\u011flanmas\u0131nda \u00e7ok \u00f6nemli bir rol oynarlar. Piyasada her biri kendine \u00f6zg\u00fc \u00f6zelliklere ve uygulamalara sahip \u00e7e\u015fitli tipte ak\u0131\u015f sens\u00f6rleri mevcuttur. Bu makalede farkl\u0131 ak\u0131\u015f sens\u00f6rleri t\u00fcrlerini ve bunlar\u0131n kullan\u0131mlar\u0131n\u0131 inceleyece\u011fiz.<\/p>\n

En yayg\u0131n ak\u0131\u015f sens\u00f6r\u00fc t\u00fcrlerinden biri mekanik ak\u0131\u015f sens\u00f6r\u00fcd\u00fcr. Bu tip sens\u00f6r, bir s\u0131v\u0131n\u0131n ak\u0131\u015f h\u0131z\u0131n\u0131 \u00f6l\u00e7mek i\u00e7in \u00e7ark veya t\u00fcrbin gibi mekanik bir mekanizma kullan\u0131r. S\u0131v\u0131 sens\u00f6rden akarken mekanik bile\u015fen d\u00f6ner ve d\u00f6nme h\u0131z\u0131 ak\u0131\u015f h\u0131z\u0131yla do\u011fru orant\u0131l\u0131d\u0131r. Mekanik ak\u0131\u015f sens\u00f6rleri basit, g\u00fcvenilir ve uygun maliyetlidir; bu da onlar\u0131 hassasiyetin kritik olmad\u0131\u011f\u0131 uygulamalar i\u00e7in ideal k\u0131lar.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Model<\/td>\nCCT-8301A \u0130letkenlik\/Diren\u00e7\/TDS\/TEMP \u00c7evrimi\u00e7i Kontrol Cihaz\u0131<\/td>\n<\/tr>\n
Sabit<\/td>\n0,01cm-1<\/sup>, 0,1 cm-1<\/sup>, 1,0 cm-1<\/sup>, 10,0 cm-1<\/sup><\/td>\n<\/tr>\n
\u0130letkenlik<\/td>\n(500~100,000)uS\/cm,(1~10,000)uS\/cm, (0,5~200)uS\/cm, (0,05~18,25) M\u03a9\u00b7cm<\/td>\n<\/tr>\n
TDS<\/td>\n(250~50,000)ppm, (0,5~5,000)ppm, (0,25~100)ppm<\/td>\n<\/tr>\n
Orta S\u0131cakl\u0131k<\/td>\n(0~180)\u00b0C(S\u0131cakl\u0131k Telafisi: Pt1000)<\/td>\n<\/tr>\n
\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/td>\n\u0130letkenlik: 0,01uS\/cm, 0,01mS\/cm; Diren\u00e7: 0,01M\u03a9\u00b7cm; TDS:0,01ppm, S\u0131cakl\u0131k: 0,1\u2103<\/td>\n<\/tr>\n
Do\u011fruluk<\/td>\n\u0130letkenlik: y\u00fczde 1,5 (FS), Diren\u00e7: y\u00fczde 2,0 (FS), TDS: y\u00fczde 1,5 (FS), S\u0131cakl\u0131k: +\/-0,5\u2103<\/td>\n<\/tr>\n
S\u0131cakl\u0131k. tazminat<\/td>\nNormal ortamda standart olarak 25\u00b0C; Y\u00fcksek s\u0131cakl\u0131ktaki ortamda standart olarak 90C ile<\/td>\n<\/tr>\n
\u0130leti\u015fim ba\u011flant\u0131 noktas\u0131<\/td>\nRS485 Modbus RTU protokol\u00fc<\/td>\n<\/tr>\n
Analog \u00e7\u0131k\u0131\u015f<\/td>\n\u00c7ift kanal (4~20)mA. Se\u00e7im i\u00e7in Enstr\u00fcman\/Verici<\/td>\n<\/tr>\n
Kontrol \u00c7\u0131k\u0131\u015f\u0131<\/td>\n\u00dc\u00e7 kanall\u0131 foto-elektronik yar\u0131 iletken r\u00f6le anahtar\u0131, Y\u00fck kapasitesi: AC\/DC 30V,50mA(maks)<\/td>\n<\/tr>\n
\u00c7al\u0131\u015fma Ortam\u0131<\/td>\nS\u0131cakl\u0131k(0~50)\u2103; ba\u011f\u0131l nem ve y\u00fczde 95 ba\u011f\u0131l nem (yo\u011fu\u015fmas\u0131z)<\/td>\n<\/tr>\n
Depolama Ortam\u0131<\/td>\nS\u0131cakl\u0131k(-20~60)\u2103;Ba\u011f\u0131l Nem \u226485 y\u00fczde RH (yo\u011fu\u015fmas\u0131z)<\/td>\n<\/tr>\n
G\u00fc\u00e7 Kayna\u011f\u0131<\/td>\nDC24V+\/- y\u00fczde 15 <\/td>\n<\/tr>\n
Koruma Seviyesi<\/td>\nIP65 (arka kapakla birlikte)<\/td>\n<\/tr>\n
Boyut<\/td>\n96mmx96mmx94mm(YxGxD)<\/td>\n<\/tr>\n
Delik Boyutu<\/td>\n9lmmx91mm(YxG)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

\nDi\u011fer bir ak\u0131\u015f sens\u00f6r\u00fc t\u00fcr\u00fc, \u0131s\u0131 transferi prensibine g\u00f6re \u00e7al\u0131\u015fan termal ak\u0131\u015f sens\u00f6r\u00fcd\u00fcr. Bu sens\u00f6rler, bir s\u0131v\u0131n\u0131n ak\u0131\u015f h\u0131z\u0131n\u0131 \u00f6l\u00e7mek i\u00e7in \u0131s\u0131t\u0131lm\u0131\u015f bir eleman ve bir s\u0131cakl\u0131k sens\u00f6r\u00fc kullan\u0131r. S\u0131v\u0131, \u0131s\u0131t\u0131lan eleman\u0131n yan\u0131ndan akarken \u0131s\u0131y\u0131 da ta\u015f\u0131yarak s\u0131cakl\u0131k sens\u00f6r\u00fc taraf\u0131ndan alg\u0131lanan s\u0131cakl\u0131kta bir de\u011fi\u015fikli\u011fe neden olur. Termal ak\u0131\u015f sens\u00f6rleri son derece hassast\u0131r ve d\u00fc\u015f\u00fck ak\u0131\u015f h\u0131zlar\u0131n\u0131 do\u011fru bir \u015fekilde \u00f6l\u00e7ebilir; bu da onlar\u0131 hassasiyetin \u00f6nemli oldu\u011fu uygulamalar i\u00e7in uygun hale getirir.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u00dcr\u00fcn Modeli<\/td>\nMFC-8800<\/td>\n<\/tr>\n
\u0130leti\u015fim ba\u011flant\u0131 noktas\u0131<\/td>\nYukar\u0131 ba\u011flant\u0131 k\u00f6le kanal\u0131 Modbus RTU protokol\u00fc RS485 ba\u011flant\u0131 noktas\u0131 DTU ve DCS’ye ba\u011flan\u0131r<\/td>\n<\/tr>\n
Downlink ana kanal\u0131 Modbus RTU protokol\u00fcn\u00fcn RS485 portu veri toplama terminaline ba\u011flan\u0131r<\/td>\n<\/tr>\n
4~20mA ve nbsp;\u00e7\u0131k\u0131\u015f<\/td>\n1 kanall\u0131 iki telli tip ve nbsp;Maksimum d\u00f6ng\u00fc direnci 400\u03a9<\/td>\n<\/tr>\n
4~20mA ve nbsp;Giri\u015f<\/td>\n ve nbsp;2 kanall\u0131 kanal iki telli tip\uff08 ve nbsp;inisiyatif besleme\uff09<\/td>\n<\/tr>\n
DI ve nbsp;Giri\u015f<\/td>\n ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp; ve nbsp;2 kanall\u0131 Fotoelektrik izolasyon mant\u0131k anahtar\u0131<\/td>\n<\/tr>\n
DO \u00c7\u0131kt\u0131s\u0131<\/td>\n3 ve nbsp;kanal r\u00f6lesi<\/td>\n1 ve nbsp;SPDT ve nbsp;AC220V\uff1b 3A(MAKS)<\/td>\n<\/tr>\n
\uff08yaln\u0131zca s\u00fcr\u00fcc\u00fc sinyali i\u00e7in\uff09<\/td>\n2 ve nbsp;SPST ve nbsp;AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n
1kanal ve nbsp;Fotoelektrik anahtar ve nbsp; ve nbsp;<\/td>\nOrant\u0131l\u0131 darbe\/frekans<\/td>\n<\/tr>\n
ve nbsp;Y\u00fck kapasitesi\uff1a100mA\/DC30V<\/td>\n<\/tr>\n
ve nbsp;Veri toplama<\/td>\nVeri toplama toplama\uff0c3 ve nbsp;kanall\u0131 DC24V sens\u00f6r g\u00fc\u00e7 kayna\u011f\u0131 ve nbsp;<\/td>\n<\/tr>\n
Ekran modu<\/td>\n3,5\u201d\uff08veya 4\u201d\uff09renkli LCD ve dokunmatik ekran<\/td>\n<\/tr>\n
G\u00fc\u00e7 kayna\u011f\u0131<\/td>\nGeni\u015f g\u00fc\u00e7 aral\u0131\u011f\u0131 \uff1a\uff0812-24\uff09V<\/td>\n<\/tr>\n
T\u00fcketim<\/td>\n ve lt;5W<\/td>\n<\/tr>\n
Ortam gereksinimleri<\/td>\nOrtam s\u0131cakl\u0131\u011f\u0131\uff1a\uff085~45\uff09\u2103\uff1b ve nbsp;ba\u011f\u0131l nem\uff1a\u226490 y\u00fczde \u3002<\/td>\n<\/tr>\n
Delik boyutu<\/td>\n\uff0891\u00d791\uff09mm ve nbsp;delik boyutu\uff1bpanel boyutu\uff08100*100\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

\nUltrasonik ak\u0131\u015f sens\u00f6rleri, bir s\u0131v\u0131n\u0131n ak\u0131\u015f h\u0131z\u0131n\u0131 \u00f6l\u00e7mek i\u00e7in ses dalgalar\u0131n\u0131 kullanan ba\u015fka bir ak\u0131\u015f sens\u00f6r\u00fc t\u00fcr\u00fcd\u00fcr. Bu sens\u00f6rler s\u0131v\u0131ya ultrasonik dalgalar yayar ve dalgalar\u0131n yukar\u0131 ve a\u015fa\u011f\u0131 y\u00f6nde hareket etmesi i\u00e7in ge\u00e7en s\u00fcreyi \u00f6l\u00e7er. Sens\u00f6r, seyahat s\u00fcresindeki fark\u0131 analiz ederek s\u0131v\u0131n\u0131n ak\u0131\u015f h\u0131z\u0131n\u0131 hesaplayabilir. Ultrasonik ak\u0131\u015f sens\u00f6rleri invaziv de\u011fildir, yani s\u0131v\u0131yla temas etmezler, bu da onlar\u0131 kontaminasyonun endi\u015fe verici oldu\u011fu uygulamalar i\u00e7in ideal k\u0131lar.<\/p>\n