LIVE PLC Questions And Answers

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Hello I read your info about modbus addressing with %MW register. I have a PLC with registers PLC ADDR: MW4513 and the machine constructor write...
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buen dia. tengo una falla al pasar los tags de mi plc SLC 5 0/4 a mi panel me aparece un error Problem writing value " " to item <tag name>...
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Hello, I'm having a problem with a PowerFlex755 - every few seconds it faults on a 'Net IO Timeout'. The hardware configuration is really...
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Hello, This product that I have the 1790D-T8BV8B is discontinued, does anyone have the EDS file for it? I wonder if TechConnect will have this...
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Hi PLC Gurus A customer has requested the connection of a Schneider PowerLogic PM5560 Power Meter to a Rockwell Control Logix PLC. The...
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Have a Panelview Plus 7 HMI, tested extensively in simulation/on PC, but now using the actual hardware getting popups on the HMI 'The parameter is...
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3,369
Does anyone know if a 3.6V, after market battery will work? Or could this possibly cause issues?? Thanks in advance!
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I am working on setting up a Prosoft Datalogger model PLX51-DLplus-232. This unit will be collecting data from a SLC 5/05 on the DB9 port set to...
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I am trying to set up a piece of equipment with a Horner HE-X4R. I'd like to use structured text and so far I'm just trying to get a basic On/off...
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Hello there is a way to do the polyfit on 3rd degree on this plc. for imput i have a munimum value of 5 X and 5 Y value for example Measured...
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SELECTED NEW FILE SELECTED PROCESSOR TYPE SELECTED I/O CONFIGURATIONS IM UNABLE TO CONFIGURE MY I/O’S. I HAVE A PAPER COPY OF A PROGRAM AND I...
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Hello all, I'm currently working on a servo motor linear positioning system (ball screw). I'm all set up regarding communication between my HMI...
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Hello everyone! This is my first time posting, though I have been to this site a few times hunting for some random problem like we all do. I...
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Hey All, I want to update my Controllogix L55 but have some questions before I start messing with the firmware. To start off, this is the list of...
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I am currently am in a PLC class and need urgent help on how the ladder logic would be laid out. I understand how to get the traffic lights to...
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Hello, I have a set of three tanks with their own trio of Hardy 6600 series load cells. Two of them have no issues with where they are at and...
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Hi all. I am looking for an expression, or possibly even an instruction, that evaluates if a value of say tagA is greater than tagB, and tagC, and...
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Does anyone know why the connection interface is greyed out and says why I can only use Teleservice instead of the other options like PN/IE? I am...
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Dear all, I have some query about the use of Timers in Fatek PLC Module by using WinproLadder Software. I am trying to use one timer instance in...
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Hi , Where i can find Mitsubishi PLC Card end of line & replacement model details. i am looking for Q02CPU replacement model. Please advice. thanks
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Hi all, i have recieved some 4RF Aprisa SR+ ethernet radios from a customer to configure. Issue is that they are used and have non-default...
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How to retain Values in CCW software? I am using CCW software and I can not find the Retain function in this software. Not even local or global...
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Hello, I have two 16 point input cards and 1 16 point output card showing module faulted on my IO tree in Logix Designer. The fault code is...
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If this is not allowed here, please delete. I am retiring from control work and have Rockwell software licenses I would be interested in selling...
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I want to set user security level based on the value of a tag in my PLC called "ActiveUser". That tag will contain the A-P code which we use for...
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