LIVE PLC Questions And Answers

Feel free to ask any PLC RELATED question here. If you know the answer to an existing question, help everyone by posting an answer. Enjoy!!!
Hello all. My rslinx freezes for several minutes each time a USB device is browsed. I thought I was freezing indefinitely, but disabling...
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603
I am trying to connect plc m340 with magelis gto hmi through ethernet but hmi starts program runs but then display message " fail to open...
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547
Can I use FactoryTalk View SE with a Redlion DSPGT Controler
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5
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2,973
Complete noob here, using a Click C0-02DD1-D to run a test stand. Requirement is to turn on motor run for X seconds, turn off and dwell for X...
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6
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1,071
Question- I was given a Micrologix .RSS file and a .APA file communication is ethernet. I was asked to verify comms ethernet (which they...
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0
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433
I have a FactoryTalk View ME application that was has been converted to an SE application. I installed it under SE Station version 13 and it...
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7
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2,210
I have an Omron CQM1H-CPU21 and a NS8-TV00B-V1, I have followed the manufacturer's spec on how to set this up and all I got is the HMI is trying...
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870
Hey, i'm getting an error when i try to upload a program from a modicon M258 TM258LF42DT using eithernet. i tried using both SoMachine V4.1 and...
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12
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1,301
Hi Guys, I am a new member and this is my first post! I have a little PLC experience but it is mostly with siemens logo and using ladder...
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4
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897
Hi all, Searching the site, this is the newest/closest to my question thread I found on safety PLCs, editing the safety task, etc...
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10
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3,882
I have 8 of these systems all running the same code. Just this one seem to gain about 30 seconds in time everyday. So in 48hrs time will be...
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3
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653
This forum post I found seemed to reference the same issue, and if posts were still allowed on that thread, I might make an account there to post...
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5,764
Hi all, I am trying to convert RSLogix 5000 program to Step7. I need to bit shift left my array of double integers for tracking the product on...
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2
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519
I have a word in some DB which I want to load to AR1 and use as a pointer. In order to do this I need to write L DBxy.DBW xy SLD 3 LAR1 I...
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3
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533
Hello; I have arranged OPTRIS CSL-LT-SF laser temperature sensor to measure the temperature of corrugator web. I am confused about the...
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3
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2,860
Hello all! I'm sorry for so basic questions. I'm newbie with PLC. I'd like to know if is possible to implement a pulse-width modulation (PWM)...
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6
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6,459
I`m looking into using Red Lion Data Station, do someone have experience with limitation on number of tags and performance?
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1,721
Good morning guys, I'm searching for a Timer relay which accomplishes the "flasher" condition in the photo attached, however, I need the ability...
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2
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556
Hey all, I'm pretty new to PLC programming and am on a team doing a PLC5 to Studio5000 conversion. After doing the built in conversion, I've...
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2,509
I have quite a large number of recipes in CASE form that I'm writing in structured text. I'm hoping to keep things clean and efficient when...
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13
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1,483
Hello, I need to answer this ladder logic question, but I dont understand how the race conditions work. Can anyone explain how the outputs update...
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17
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11,912
Has any one used IWS 7.0 on a Win 11 Pro machine? Cant find a compatibility chart.
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448
Hi, I've bought this PLC + HMI from Aliexpress, the one on the right that uses SSRs. and want to connect a 24V/0.2A DC fan to the output. My...
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7,081
Does anyone know if it is possible to only publish certain pages to the webserver? The only thing I can find to limit users somehow is to restrict...
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0
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350
Hi all, I have Modicon M241 PLC connected on Ethernet to a Magelis HMIS5T. Programming environment is SoMachine v4.1 I have managed to program...
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15
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30,082
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