Yuav ua li cas paub qhov txawv ntawm qhov hloov pauv photoelectric ib txwm qhib lossis ib txwm kaw
Photoelectric hloov (photoelectric sensor) yog lub ntsiab lus ntawm photoelectric sib thooj hloov. Nws siv cov khoom los kuaj pom los thaiv lossis cuam tshuam lub teeb pom kev zoo, thiab lub voj voog synchronous lub rooj vag hauv Circuit Court kom pom qhov muaj lossis qhov tsis muaj ntawm cov khoom. Cov khoom tsis txwv rau cov hlau, txhua yam khoom uas tuaj yeem cuam tshuam lub teeb tuaj yeem kuaj pom. Lub photoelectric hloov hloov pauv cov tswv yim tam sim no rau hauv lub teeb liab ntawm lub transmitter thiab emits nws, thiab lub receiver pom lub hom phiaj khoom raws li qhov siv los yog muaj lub teeb pom kev zoo. Photoelectric hloov pa taws ceeb toom yog muaj nyob rau hauv kev ruaj ntseg systems thiab feem ntau yog siv nyob rau hauv kev lag luam los suav cov xov tooj ntawm tes ntawm robotic caj npab.
Niaj hnub no, ntau lub photoelectric keyboards muaj ob qho tib si qhib thiab ib txwm kaw tawm. Nquag qhib thiab ib txwm kaw yog lub xeev cov zis ntawm lub photoelectric hloov thaum tsis pom qhov khoom. Qhov no txhais tau hais tias lub photoelectric hloov tau ib txwm qhib cov zis thiab ib txwm kaw cov zis thaum tsis muaj kev ua.
Paub qhov txawv seb lub photoelectric hloov ib txwm qhib lossis ib txwm kaw:
1. Ib qho kev sib tiv tauj tuaj yeem txawv ntawm cov qauv tsis zoo;
2. Ntau yam khoom muab ob txheej ntawm ib txwm qhib thiab ib txwm kaw kev sib cuag tib lub sijhawm. Koj tuaj yeem pom lub logo ntawm qhov hloov pauv;
3. Koj tuaj yeem siv multimeter los ntsuas
Puas yog qhov sib thooj hloov ib txwm kaw lossis ib txwm qhib?
1. Peb-xaim DC24V inductive PNP hom: Brown txuas nrog +24V, xiav txuas rau 0V.
Cov hlau kuaj dub txuas nrog cov hlau kuaj liab ntawm DC voltage ntau ntawm digital multimeter, thiab cov hlau kuaj dub txuas nrog 0V.
Lub sijhawm no, lub tshuab multimeter feem ntau kaw thaum muaj 24V voltage, tab sis nws nquag qhib thaum tsis muaj 24V voltage.
2. Peb-xaim DC24V inductive NPN hom: Brown txuas nrog +24V, xiav txuas rau 0V.
Dub yog txuas nrog cov hlau lead kuaj dub ntawm DC voltage ntau ntawm digital multimeter, thiab cov hlau kuaj liab txuas nrog +24V.
Lub sijhawm no, lub tshuab multimeter feem ntau kaw thaum muaj 24V voltage, thiab nws nquag qhib thaum tsis muaj 24V voltage.
