S7-1200 PLC configuration,example creation,monitoring and downloaiding in the PLC.

S7-1200 PLC configuration,example creation,monitoring and downloaiding in the PLC.

First, we arechoosing TIA Portal V13 from our Start Menu anddouble click and open the program.

Here is our portalview. Now we need to choose Create new project icon. You can change yourproject name alsoyour path and you can add yourcomments. And clickthe create button.

 We completed Start section. Now we need to configure our device. First clickconfigure a device.

Choose  add  new  device. And  click  SIMATICS7-1200  CPU  its  model  and type respectively. Your  CPU type  can  change from  one  to  another. So  you  need  to control on your PLC Training Set. Its  CPU panel willgive needed information to you. When  you   are   confident  to  select  true choice. Click  add  button. And  go  on.

The  CPU  added. You can see at the following figure.Now  choose  Program blocks and clickdouble Main [OB1].

Here is the LADDER diagram window. Now we are ready to add our operations such as bit logic, timer,counter,comparator etc.We will use Basic Instructions part

Its label will be START button. We will adjust its label and adress.

Click right button on mouse. And choose Define tag.

Specify your information and click the Define button. Start button’s name is I0.0

 

Do the same thinglike START button withSTOP button. Stop button’sname will be I0.1 This is your choice.You have no constraints on it.

Now double click Add new block. Because we need Timer for our problem.

 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
Choose  Data Block. FromType, so you  can   choose whatever  you  need. Andwe 
 choosed  IEC_Timer. And click OK.

Our Data_block_1[DB1] is  added. Double  clickMain [OB1] and  turn  back our LAD diagram.

Add TON timer relayfrom Basic Instructions isselected. And clickunknown information on and under the timer. Our time is milisecondat our programme. You need to giveattention. Also we will giveits label ‘’Data_block_1’’. Youcan see our explanations at the following figures.

/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

Now we need to use Network 2.

 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Add new button. Its our timer’s output contact.

___________________________________________________________________
We will add output coil. Its label will be MOTOR.

______________________________________________________________________________

Click  right  with  Mouse  and  specify  its  properties  and  click  Define  button  again.

This iconis downloading our program to CPU.Also you knowMain[OB1] is interface between PC and CPU. Clickdownload icon and continue.

Choose PN/IE and Intel® 82579LM Gigabit Network Connection. And click theStart Search button.

Search is completed. Choose PLC_2 device and click the Load button.

Choose  Stop all  and  click Load  again. And  then  click  Finish  button. Finally, you completed compiling  process.

Now click this icon for simulation .If you open I0.0(START) input. 30 seconds later,our motor will be loaded. Let’s do that.