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Control.com member...
Member Information and Posts by WiwiHartono
Topic: Continuous process industries, DCS questions.
from the Instrumentation and valve control department...
Current loop signal
Originally posted by Narayanan on 18 February, 2013 - 8:47 am
Currently working on a positioner and have basic knowledge of the functioning; am Looking for clarification on how the power for controller is drawn from the 4-20mA current loop


New Replies:
Hi, Implement Fuzzy logic or Neural Network in your algorithm. ...
Topic: PLCs and related questions.
from the automation department...
S7 300 Issues - Changing values in Data Base
Originally posted by chavez on 29 April, 2013 - 4:13 am
problems with DB blocks in simenes s300 processor
New Replies:
Hi, Please refer to link below that explain about the Global DB and Instance DB. I would...
Topic: PLCs and related questions.
from the Forum department...
Why 250mA fuse for 4-20mA analog input?
Originally posted by Mohamad Ashour on 9 May, 2013 - 5:31 pm
Why 250mA fuse for 4-20mA analog input?
New Replies:
Hi, Could it be 250ohm resistance? If it is, the purpose would be to convert to 1-5VDC from...
Topic: PLCs and related questions.
from the Eletronics department...
write protection access Siemens PLC
Originally posted by Marcelo on 20 March, 2012 - 8:01 am
Remove write access from PLCs siemens
New Replies:
Do you have the copy of the original program? Meaning, you have the project file that you could...
Topic: PLCs and related questions.
from the Project Management department...
Interfacing between s7300 and s7 400
Originally posted by Muhammed on 2 May, 2012 - 4:29 am
Interfacing an existing PLC S7 300 with New S7 400 PLC in an expansion project.
New Replies:
You could interface S7-300 and S7-400 quite easily via MPI because every S7 PLC has default MPI...
Topic: PLCs and related questions.
from the automation department...
siemens S7 ROM & RAM
Originally posted by paru on 12 May, 2012 - 2:40 am
Uses of ROM & RAM in Siemens S7
New Replies:
Hi, When you go online with the PLC and before you download, you would be able to see that there...
Topic: PLCs and related questions.
from the Forum department...
Siemens PLC Step 7
Originally posted by vinay on 17 February, 2011 - 7:24 am
I want to learn Siemens Step 7. where Can i find application examples ?
New Replies:
Within Step 7 Manager, there are documentations that explain how to program the S7 PLC. The...
Originally posted by kuldeep on 24 December, 2010 - 6:46 pm
Importing alarms to wincc flexible 2008
New Replies:
Hi, I believe the link below would help: ...
Topic: PLCs and related questions.
from the AUTOMATION department...
SIEMENS CP343-1 ETHERNET COMMS
Originally posted by LUIZRODRIGUEZ on 7 January, 2011 - 12:05 am
SIEMENS CPU 312 WITH ETHERNET MODULE CP343-1 LEAN COMMUNICATING TO A COMPUTER WITH WINCC FLEXIBLE RUNTIME VIA ETHERNET.
New Replies:
Hi, If you are able to ping the CPU, you are half way there. Would you describe your hardware...
Topic: PLCs and related questions.
from the Automation department...
Simatic Manager
Originally posted by brage on 7 January, 2011 - 7:38 am
I can not load my system function and system function block?
New Replies:
Hi, Every S7 PLC module comes with a set of System Function (SFC) and System Function Block...
Topic: Software, including programming, OS issues, etc.
from the maintenance department...
upgrade our s7-simatic manager
Originally posted by engineering on 14 December, 2010 - 3:34 pm
upgrade our s7 - manger to open under windows vista/windows 7
New Replies:
When upgrading the S7 Simatic Manager, there are few concerns. One being that the hardware you...
Topic: PLCs and related questions.
from the DCS department...
Siemens control system upgrade
Originally posted by Seifj on 16 December, 2010 - 5:13 am
DCS upgrade for Siemens SIMATIC S7
New Replies:
Hi, What are you having as for the HMI/Scada? What is the scale of your control systems? How...
Topic: Continuous process industries, DCS questions.
from the Electrical Department department...
Upgrade to Siemens S7
Originally posted by Jun Calachan on 8 December, 2010 - 11:03 pm
Migration of s5 to s7.
New Replies:
The issue is that some of the S5's instructions are no longer use in S7. And, the FB in S5 is...
Topic: PLCs and related questions.
from the Instrumentation department...
S7 Plc Programming
Originally posted by Frobisher Mudenda on 15 December, 2010 - 4:18 am
I want help on how to become a proficient s7 programmer
New Replies:
> Is FB available in Siemens S7-Programming ? Yes, there are various FBs in the library...
Simply, OB1 is the main program. And, FC and FB are the subprograms. You have to call these...
Simply, OB1 is the main program. And, FC and FB are the subprograms. You have to call these...
Originally posted by Joshin Joy on 10 November, 2010 - 1:14 am
Is Allen Bradley micrologix 1000 supported for citect scada?
New Replies:
Hi, There are few options listed below for Citect to communicate with AB Micrologix and vice...
Topic: PLCs and related questions.
from the Railway app department...
PLC SIL2
Originally posted by Ales Zajc on 13 December, 2010 - 9:42 am
Looking for PLCs with SIL2 rating
New Replies:
Siemens Fail safe PLCs, IOs and Profinet are SIL 3 rating. However, the programming tools are...
Topic: Local and wide area networking in factory automation.
from the Projects and Services department...
WinCC application in two PC's
Originally posted by ARTE on 9 December, 2010 - 2:23 pm
I want to have the same WinCC application in two PCs in a profibus network with SIMATIC S5 PLCs.
New Replies:
In S5, a function block FB has been programmed to communicate with the current existing WinCC. You...
Topic: PLCs and related questions.
from the Beer brewing! department...
Download from an Siemens S7 PLC
Originally posted by Toonvl on 8 November, 2010 - 6:41 am
Is it possible to extract the existing program from a Siemens S7 PLC?
New Replies:
Hi, First of all, you would need the S7 Simatic Manager, the programming tool. And, you need MPI...
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