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!!!
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Hi folks, If you're having any login issues kindly send an email to [email protected] or use the 'contact us' link on the bottom of every page to get...
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I have an HMI 2711R - T4T Series B, and I want to know which PLCs, besides Micro 820, can communicate with it.
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Good morning fellow sea captains and wizards, I am being asked to do the above and obtain 4 values from each slave, I know about the MRX and MWX...
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Hi everyone, new to forum. Since very long time i having issue with 1734-AENT module, after some period of time its keep stuck in error (simmilar...
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Hi, I have a lot of doubts about this topic. Im used to perform typical automation systems using schneiders plc, altivar drives, and regular...
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Hi, Has anyone come across an explosion proof standard inverter?? In order to use the inverter in explosion proof environment, I think we've...
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Hello everyone. I am working on designing a call light/alarm system I have roughly 20 stations that will each have their own call switch. Then...
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Is there an instruction in RSLogix5000 for clearing out a string tag? I've tried COP with a zero as the source and the string tag as the...
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Hello all, I need to write a code for S-curve motion profiles (7 segments) to control speed of motor via PLC. however, I cannot find the...
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How to fix if appears code “$115 plc-restart running” on the screen OP17
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I received an email from a student with the following code attached. This is supposed to control a floodgate system, and supposed to be written...
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Dear all, I have fx2n plc on my hand but I don't have the programming cable sc-09 and it would not be easy for me to get one. I need the cable...
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Hey guys, hoping someone here could give me a little advice. I'm working with a CR1000-04000 in Crimson 3.1 and I was interested in adding the...
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Hi all I need help on this As in my project used Schneider TM241 controller. Now I want to communicate Elite energy meter with controller by...
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We have a 1756-L55 system, with 2x Devicenet scanners, 1 with 50+ nodes, the other with < 10 nodes. 90% of the time, this system functions ok...
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Hi all, I am having issues accessing my Cimplicity software - the site code changed after re-install and I am no longer able to attain a new key...
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Hi, I am working on a project, where I face a issue with respected to Network Dropout. The PLC is connected to a 16 port unmanaged switch, where...
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Hello fellow wirenuts, I am looking to find the P.B. touch indicator option on version 13.00 and failing. It has been a year or so since I last...
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Hi all. My maintenance department is clamoring for the ability to look at the PLC programs (and we finally have some who can read it.) I have a...
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Why does the controllogix redundancy modules use a single mode fiber vs multimode fiber?
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Hello all. I have a few SLCs in my plant and of late we've seen a weird issue: The system will be running normally and then randomly the outputs...
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Hey guys. Got a strange one. Was sent to a site where the VNC access is very poor. The IT has assisted and a Wireshark report shows data...
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Hi, I cannot find the DLCA1764.EXE utilty software for data retrieving. Can someone share the link to download this software. Thanks!
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Hi! So my problem is a little funky, I had Studio 5000 v 24 and 30 installed, but forgot to install RSLogix (which I cannot go without). Is there...
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Dear community, I am trying to find a tool for Allen-Bradley PLCs similar to SiVArch for Siemens PLCs to automatically generate faceplates and...
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Hello everyone, Following a thread about hour meter I contacted Siemens tech support to finally ask a question I didn't have an answer to: Where...
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