?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=RANCANG+BANGUN+NEBULIZER+KOMPRESOR+BERBASIS+FOTODIODA+DAN+LED+SEBAGAI+PENDETEKSI+CAIRAN+%0D%0AOBAT+ASMA%0D%0A&rft.creator=ARTA+BAYTI+BONITA%2C+1317041005&rft.subject=Q+Science+(General)&rft.description=%0D%0ANebulizer+merupakan+alat+yang+mengubah+partikel+obat+dari+cair+menjadi+gas%2C+yang+digunakan+dalam+pengobatan+penyakit+asma.+Tujuan+penelitian+adalah+merancang+sistem+pengendali+on%2Foff+nebulizer.+Rancangan+pengendali+on%2Foff+nebulizer+memanfaatkan+sensor+fotodioda+dan+LED+untuk+mendeteksi+cairan+obat+asma%2C+rangkaian+komparator+non+inverting+untuk+membandingkan+tegangan+hasil+keluaran+sensor+dengan+tegangan+referensi%2C+dan+rangkaian+relay+low+input+untuk+memutus+aliran+listrik+nebulizer+kompresor.+Sensor+fotodioda+dan+LED+diletakkan+di+tempat+keluarnya+cairan+obat+asma+pada+leher+tabung+hirup+nebulizer.+Hasil+keluaran+sensor+diteruskan+ke+rangkaian+komparator+dan+kemudian+ke+rangkaian+relay.+Rata-rata+tegangan+maksimum+sensor+fotodioda+mulai+dari+volume+2+ml+sampai+5+ml+yaitu+sebesar+2%2C98+V+yang+dijadikan+Vref++pada+rangkaian+komparator.+Rangkaian+komparator+dapat+menghasilkan+tegangan+keluaran+3+V+atau+signal+high+(1)+apabila+tegangan+masukan+komparator+lebih+besar+daripada+tegangan+referensi.+Aliran+listrik+nebulizer+kompresor+yang+dihubungkan+ke+kaki+Normaly+Closed+(NC)+relay+akan+terputus+apabila+komparator+menghasilkan+tegangan+low+(0)+sebesar+0+V.%0D%0A%0D%0AKata+Kunci%3A+Nebulizer%2C+Fotodioda%2C+Komparator%2C+Relay+%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0A%0D%0A%0D%0ANebulizer+is+a+tool+to+convert+drug+particle+from+water+into+gas+which+is+used+for+asthma+treatment.+The+study+aims+to+design+on%2Foff+control+system+of+nebulizer.+It+utilizes+photodiode+sensor+and+LED+as+detector+of+asthma+drug+liquid%2C+non+inverting+comparator+circuit+is+used+to+compare+between+the+sensor+of+output+voltage+and+reference+voltage%2C+and+relay+low+input+circuit+is+used+to+disconnect+the+electric+current+of+compressor+nebulizer.+Sensor+and+LED+are+placed+at+the+discharge+point+of+asthma+drug+liquid+on+the+tube+of+nebulizer.+The+sensor+output+is+transmitted+to+the+comparator+circuit+and+then+to+relay+circuit.++The+average+maximum+voltage+of+photodiode+ranging+from+2+mL+to+5+mL+is+2.98+V+used+as+Vrefin+comparator+circuit.+Comparator+circuit+can+produce+3+V+output+voltage+or+high+signal+(1)+when+the+input+voltage+of+comparator+is+larger+than+the+reference+voltage.+The+electric+current+of+the+compressor+nebulizer+connected+to+the+Normally+Closed(NC)+relay+will+be+disconnected+if+the+comparator+produces+a+low+voltage+(0)+that+is+0+V.+%0D%0A%0D%0AKeywords%3A+Nebulizer%2C+Photodiode%2C+Comparator%2C+Relay+%0D%0A&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2018-02-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30748%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30748%2F3%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30748%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520%2520PEMBAHASAN.pdf&rft.identifier=++ARTA+BAYTI+BONITA%2C+1317041005++(2018)+RANCANG+BANGUN+NEBULIZER+KOMPRESOR+BERBASIS+FOTODIODA+DAN+LED+SEBAGAI+PENDETEKSI+CAIRAN+OBAT+ASMA.++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F30748%2F