Wednesday, March 13, 2013

What is PLC?


Programmable Logic Controller (PLC), Turkish, Programmable Logic Controller, this tool provides an advantage of our business kolaylaştırmadave çokgeniş us in providing manpower savings.
Description that comes to mind when you think Plc; programmable device with the ability to not make the auto business. The general description of the input logic, data processing, counting, comparison, arithmetic, such as appointing one or more of the output after processing, an integrated device programming support. For example, a traffic light, green, yellow and red, respectively, lit, as we can if we want to say it in the language Plc and the green side, wait 30 seconds, the green BLINK, yellow side, wait 5 seconds, extinguishing yellow, red side, wait 20 seconds, the red BLINK . Start the program from the beginning. Electricity is maintained until the program resume.
Plc ' s are some of the reasons to be recommended :
* Prepared functions can be used directly .
* Amounts less space , less cable connection.
* Durable , easily affected by environmental conditions .
* Can track the status of the inputs and outputs .

* Less yapalar failure , reliable , easy to maintain.

Plc ' s are written in accordance with the principles numeric . A system ( based on entry and exit ), arithmetic operations , store, counting, timing , monitoring can . Having heard so much needed by industries , a number of industries is reliable and inexpensive element also can be controlled remotely (computer connection).
 PLC's use:
1 ) Sequence Control: PLC 's most widely used starting özelliğidir.Paketlemeden used even lift industries .
2) Motion Control : Follow the steps of the infinite machines, for example, rubber , film vekartezyen robot industries.
3) Process Control : When running machines, the speed settings of machines , weights, debini , pressure, and temperature controls.
4) Data Management: where most Plc ' s not the time, and so the concepts detection (sensor ), the concept works . For example, the lighting, havandırma (air conditioner) , cement , textiles, robot, and so on. in industries .
Plc 's, there are five main part :
1) Central Processing Unit (CPU ) ( Central prosessing Unit)
This is the brain of the gauge , enables communication between the processor and the memory . Required for the compilation of the program .
2 ) Memory (Memory )
Programs or operations on this place ( 1200paketleme , 1100 was shipping ) is hold under the sign .
3) Programming Machine ( Operator Panel )
4) Power Solid
Intended to be connected to the mains voltage ( 220 VAC or 24 VDC) is supplied .
5 ) Input / Output Sections
Plc 's sensory organs. For example, a lamp with sensor Plc sensor input section of the eye that allows the lamp to burn .

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