Answer / minhaz mohtashim

1. Instruction list (IL)
2.Ladder Diagram (LD)
3. Functional Block diagram (FBD)
4. Sequential Functional Chart (SFC)
5. Structured Text (ST)
6. Continuous Function Chart (CFC)

Answer / eng. kamal elbsser

They are five : Ladder daigram ,function block daigram FBD,
structure text ST,Instruction list IL and finally
Sequential function daigram SFC .

Answer / sakthivel

ladder logic, statement list, functional block,and atill
more two is there ...

Answer / ali

only fbd is there 4 dcs and others r 4 plc,they are iec 61131 languages

Answer / dipen

FOR DCS THE PROGRAMMING LANGUAGE IS CL ( CONTROL LOGIC).
DCS PROGRAMMING AND COMMUNICATION IS BASED ON THIS CL. EACH AND EVERY SECTION HAS ITS OWN CL BASED ON PROCESS REQUIREMENTS.

Answer / abhijt n. sonar

In PLC the most frequently used language is Ladder. This is
available in almost all types of PLCs but beside of this
language there are other languages as follows...
* C language
* C++ language
* FBD
* Text
* etc... specially developed by Mfg. like Automation Basic
by B&R Mfg.

But finally all program is converted into Machine language
i.e. in Binary formates...

Answer / kumaran

i think most of the DCS writing C , C++ language

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