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1_ Updating the inputs and outputs.
2_ Perform logic and arithmetic operations.
3_ Communication with the memory.
4_ Scanning application programs.
5_ Communicating with a programming terminal.
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In which module of the PLC is the decision making performed?
CPU
What is function of CPU case?
The function of cpu is alu
Functions of the basic components of PLC?
Basic componets of a plc are: power supply, CPU(central prossesing unit), I/O CARDS ( INPUT/OUTPUT CARDS)
What is function of casing?
The function of cpu is alu
What is CPU and write the function of its two main componentsie alu and cu?
write the function of cpu
The CPU clock provides what function?
It determines the speed at which the CPU operates.
What is the function of optical isolation in plc processor?
To protect the low voltage electronic components in the PLC from High Voltages/Currents such as in voltage spikes.
Describe the function of the instruction set of a CPU?
They tell the CPU where to find the data, when to read it, and what to do with it.
What is the main function of the UPS?
what is the function of the heat sink fan? *well the CPU generates heat and in order for the CPU to remain in a safe temperature zone a haet sink is added on top of the CPU.
What is the function of CPU cache?
Many CPUs have what is known as a CPU cache. The function of this CPU cache is to speed up access to data.
Different types of registers available in plc?
There are five types of registor in PLC,(1)holding registors(2)input registor(3)output registors(4)microprocessor has internal registor(5)CPU's RAM
What function of CPU?
Control All System
