Sending variable from S7-200 to S7-300 via EM277
Hello people, I have established communication between a S7-200 and a S7-300 via profibus DP using an EM277 module. The network is well configured and i´m using a 32 Bytes Out / 32 Bytes In...
View ArticlePLC Stop mode on profitnet Cable Disconnect
Hello, I am working with a et200s im151-8 PLC and for some reason anytime any of my devices plugged into the ethernet switch are removed the PLC goes into stop mode. I have fault logic for any lack...
View ArticleWhich software will be perfect for my project
Hello, I'm in my last year of studing, and I have realise my project in automation and supervision. so, in the society, we have more than 20 machines commanded by 2 motors , these motors are...
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Mobile panel MP277F Iwlan V2 is not establishing connection with S7 PLC's
Hi, I'm using Mobile panel MP277F IWLAN V2, its a failsafe mobile panel, and i'm having S7-300 cpu317pndp, i want to communicate my failsafe mobile panel with this plc, i dont have any failsafe plc...
View Articleset number of pulses of PWM function
in s71200 how to set the number of pulses in PWM function that is required to be generated? the load have gear ratio and i don't know this gear ratio so i am planning to count pulses using PWM and...
View ArticlePLC S7-200 Simulator with WinCC - New PLCSim
see my videos link download DEMO below video
View Articleplcsim v 5.4 sp1
Hi, trying to install siemens plcsim v 5.4 sp1 but error message pop saying 'SYSTEM MUST BE MODIFIED FIRST' kindly help with this problem. operating system is windows7 with S7 v5.5
View ArticleS7-400 - Stahl Series 9470/32 DI as Pulse Counter
Hi, I have S7-400 system what have a Stahl IO installed in it. One of the digital input channels have been configured as counter. Is there an FB I could use to handle the counter(Run/Start/Stop)? Is...
View ArticleTool for I/O distribution
Hi, I am looking for a tool to make I/O distribution in a PLC of around 1000 I/Os. I have a lot of redundant signals (2oo3, 2oo2) and I have to make a consistent distribution in the modules and racks...
View ArticleConversion
Siemens S7-300........I can convert from INT to DI.....and from DI to REAL. I don't see any standard method of going backwards from REAL to DI and from DI to INT My actual application needs to go from...
View Articleerror
Hello, i have a problem such as when i want to load the program to the cpu ,this error message appeared "Unable to start the communication server". please i need your help it's urgent. Best regards
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RS flip flop
Dear friends, I want to get a flashing output from S7-200 PLC , I've design a simple ladder to do this but the output doesn't flashing yet!.. The attached image is showing the RS f.flop i designed...
View ArticlePulse with Timer
Hi I want to create three Pulse in 3 Output with Timer, After Starting Q0.1: after 5 S for 5S is on Q0.2: after 10 s for 5 S is on Q0.3: after 15 S for 10 S is 0n And this cycle become to be...
View ArticleProblem - The statements are not being processed
I may have overlooked something obvious since I have little experience with Siemens. I took an existing S7 (CPU 314) program that I first checked to see if the offline copy the OEM left me was up to...
View ArticleSiemen 226 CPU NG connecting Proface
Full page photo.pdf Hi, Had anyone Have this problem, where the Siemen 226 CPU (s7 200CN) 6ES7 216 2BD23 0XB8 disconnect the Proface Model 3580207-02 AST3301-B1-d24 cause Damage to PLC comm port? I...
View ArticleWhere to learn STL
Any Guide, Ebook, Tutorial Appreciate on where and how can i learn STL ? Thanks
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Question about STL ?
if not then which way the CPU of PLC Understand Ladder logic ( high level language )
View ArticleConnecting Siemens S7-1200 to WMS
I am curious as to how I can connect my Siemens PLC to a Warehouse Management System. We will be scanning totes, from there taking the tote number and sending that to the WMS. Then the WMS will...
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