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What is the function of sensor on PLC system?

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Question added by naif baras , electrical & instrument engineer trainee in , Arabian Yemen Cement Company (AYCC)l
Date Posted: 2013/06/06
Ahmed Mustafa
by Ahmed Mustafa , Electrical Sections Manager , Coca-Cola Egypt

 

 

 

sensors is a device that supplying signal to the PLC which describe the state of the process by converting the physical quantity such as pressure, temperature. flow , speed ..etc into analog or digital electrical signal to make it an input signal to the PLC.

Slimani Saad
by Slimani Saad , MAIN INSPECTOR , CACQE

Sensors send incoming signals either digital or analog to PLC.
There are a lot of types of sensors: inductive, capacitive, temperature, optical, etc.

Ahmad Khalil
by Ahmad Khalil , Middle East Project Supervisor , Pladis Group - FMC Ulker

sensors are inputs for PLC

naif baras
by naif baras , electrical & instrument engineer trainee in , Arabian Yemen Cement Company (AYCC)l

first up, Sensor  is device that convert the physical signals such as pressure, temperature. flow, speed etc, to electrical signal. sensor send incoming signals either digital or analog to PLC. and PLC use this signal to open or close valve. There are a lot of types of sensors: inductive, capacitive, temperature, optical, etc.

omar alhammadi
by omar alhammadi , مهندس أنظمة مراقبة وحرائق , شركة الوهباني للإلكترونيات والطاقة الشمسية

الحساس هو عبارة عن جهاز وسيط بين المرسل والمستقبل فمثلا حساس الحرارة يقوم بتحويل درجة الحرارة الى اشارة كهربية

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