REKABENTUK SENSOR DALAM SISTEM AUTOMASI OPTICAL SENSORS HASIL
REKABENTUK SENSOR DALAM SISTEM AUTOMASI OPTICAL SENSORS
HASIL PEMBELAJARAN (LO) Di akhir pembelajaran ini, para pelajar dapat: 1. Melukis simbol optical sensor. 2. Mengenal gambarajah binaan optical sensor. 3. Memahami prinsip kendalian optical sensor. 4. Mengetahui aplikasi optical sensor dalam sistem automasi. 2
Optical Sensor v. Digunakan untuk mengesan semua objek yang boleh memantulkan cahaya v. Berasaskan cahaya (cahaya nampak/tidak nampak) v. Mengesan objek berdasarkan jarak dan warna 3
SIMBOL LENGKAP + 18 to 30 Volts DC. Output 0 V Optical Symbol 4
APLIKASI OPTICAL SENSOR Jenis aplikasi: 1. Through-beam System 2. Retro-reflective System 3. Diffuse System 5
Optical Sensors Jenis : Through-beam
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Target Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Optical Sensors Jenis : Through-beam Transmitter Receiver
Jarak pengesanan yang jauh : sehingga 30 meter Optical Sensors Jenis : Through-beam Kesan semua objek kecuali Transparent Target Transmitter Mesti dihalakan dengan tepat Receiver
Optical Sensors Jenis : Retro reflective
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective Target T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Retro reflective T R Transmitter / Receiver Reflector (prismatic)
Jarak kesan : 1/2 ke 1/3 daripada through-beam. Optical Sensors Jenis : Retro reflective Tidak sesuai untuk target transparent atau lutsinar Target mestilah lebih besar daripada reflector T R Transmitter / Receiver Reflector (prismatic)
Optical Sensors Jenis : Diffuse
Optical Sensors Jenis : Diffuse Target T R Transmitter / Receiver
Optical Sensors Jenis : Diffuse T R Transmitter / Receiver
Optical Sensors Jenis : Diffuse T R Transmitter / Receiver
Optical Sensors Jenis : Diffuse T R Transmitter / Receiver
Optical Sensors Jenis : Diffuse T R Transmitter / Receiver
Optical Sensors Jenis : Diffuse T R Transmitter / Receiver
Jarak kesan : kurang daripada jenis reflex, jarak sebenar bergantung kepada warna dan kelicinan lapisan muka Optical Sensors Jenis : Diffuse Target yang lebih besar membolehkan jarak kesan yang lebih jauh Tidak sesuai dalam persekitaraan yang kotor T R Transmitter / Receiver
RUMUSAN 1. Through-beam System 2. Retro-reflective System 3. Diffuse System 39
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