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Forum: LIVE PLC Questions And Answers March 1st, 2021, 10:21 PM

Replies: 4 audit trial error Views: 286 Posted By ASF I came across this exact error last week, it can... I came across this exact error last week, it can be fixed with a patch. RA Knowledgebase ID: BF26367 (https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1129513) Access Level:...

Forum: LIVE PLC Questions And Answers March 1st, 2021, 10:11 PM

Replies: 2 smartguard 600 will not auto execute Views: 203 Posted By ASF That's right - it has to be safety locked to... That's right - it has to be safety locked to automatically execute on startup, and the simplest way of doing that (in fact the only way I know of) is to run the safety verification wizard.

Forum: LIVE PLC Questions And Answers February 28th, 2021, 03:21 PM

Replies: 6 FT View target mer file from v11 to v10 Views: 401 Posted By ASF Zip and post the .mer file here and I'm sure... Zip and post the .mer file here and I'm sure someone will be able to help you out!

Forum: LIVE PLC Questions And Answers February 25th, 2021, 06:57 PM

Replies: 9 PowerFlex 753 Ethernet and physical button control?? Views: 344 Posted By ASF I've not done that specifically with a PF753, but... I've not done that specifically with a PF753, but I'm 100% confident it can be done. I've done similar things with a powerflex 525. Basically, you just need to configure two control sources -...

Forum: LIVE PLC Questions And Answers February 25th, 2021, 05:43 PM

Replies: 18 Kinetix 5500 Homing - Unconventional Views: 662 Posted By ASF I've not used that device specifically, and have... I've not used that device specifically, and have no understanding of what process the SSV uses to set the digital input status, but I'd be wary... Let's say you're talking a scenario where you...

Forum: LIVE PLC Questions And Answers February 25th, 2021, 05:35 PM

Replies: 2 Product Notice 2021-02-003 - MNRSF GuardLogix 5580 FRN 31/32 Views: 280 Posted By ASF Thanks George. I wonder exactly what it is that... Thanks George. I wonder exactly what it is that constitutes an "interruption" to your online edits? Dropping offline while performing edits? Having someone else assemble edits in the same routine...

Forum: LIVE PLC Questions And Answers February 23rd, 2021, 11:19 PM

Replies: 7 Single Input Multiple Outputs control system - how to? Views: 297 Posted By ASF Yes, that's correct. This will be a generally... Yes, that's correct. This will be a generally straightforward operation. You will still have to consider what to do if one fan fails. For example, do you shut down because you can't maintain the...

Forum: LIVE PLC Questions And Answers February 23rd, 2021, 11:13 PM

Replies: 7 Software Question Views: 318 Posted By ASF +1 to this. But I'd definitely go for the... +1 to this. But I'd definitely go for the Micrologix 1100 because you get ethernet and online edits, and the 1000 is more or less obsolete.

Forum: LIVE PLC Questions And Answers February 23rd, 2021, 05:39 PM

Replies: 38 Insert/Update data into tables in SQL Server Express via FTView SE Views: 1,140 Posted By ASF Conn1.ConnectionString =... Conn1.ConnectionString = "dsn=SP3DB;uid='sa';pwd='';" You will have to specify the database username and password in this line of your code. This example is for a username "sa" and no password, but...

Forum: LIVE PLC Questions And Answers February 23rd, 2021, 05:34 PM

Replies: 7 Single Input Multiple Outputs control system - how to? Views: 297 Posted By ASF Single PID loop. Exactly how it's... Single PID loop. Exactly how it's implemented depends on how you intend to run it. If it's a duty/standby type arrangement, it's pretty straightforward; one PID which feeds the speed setpoint into...

Forum: LIVE PLC Questions And Answers February 22nd, 2021, 05:14 PM

Replies: 15 SLC 5/05 failed edits Views: 7,312 Posted By ASF Uh...I know it probably feels like 2020 will... Uh...I know it probably feels like 2020 will never end, but we're a good two months into 2021 now :site:

Forum: LIVE PLC Questions And Answers February 21st, 2021, 11:40 PM

Replies: 16 Need to inhibit an INPUT if it was the last INPUT... Views: 691 Posted By ASF Don't worry, Kevin, DrBitBoy just is just... Don't worry, Kevin, DrBitBoy just is just slightly more susceptible to Nerd Sniping (https://xkcd.com/356/) than the rest of us. DRB, keep on doing your thing, just watch out for semi-trailers...

Forum: LIVE PLC Questions And Answers February 21st, 2021, 04:55 PM

Replies: 6 Pneumatic Movement on start up - SMC technote Views: 498 Posted By ASF Completely agree with both your posts Jesper.... Completely agree with both your posts Jesper. I've had several projects for a large multinational where they used locking guards, and a dual-channel safety device for positive feedback that the load...

Forum: LIVE PLC Questions And Answers February 18th, 2021, 06:24 PM

Replies: 6 RSLogix 5000: Losing timer preset values in AOIs Views: 255 Posted By ASF For a timer, the default value is the value set... For a timer, the default value is the value set in the definition. That is, if you: - Have a local AOI parameter called "My_AOI_Timer" - Within the AOI, put a TON/TOF/RTO on a rung - Assign...

Forum: LIVE PLC Questions And Answers February 18th, 2021, 05:36 PM

Replies: 6 RSLogix 5000: Losing timer preset values in AOIs Views: 255 Posted By ASF If you change the timer preset of one of your... If you change the timer preset of one of your instances online, save the program, and download again, does it retain its preset? When you update an AOI for which there are existing instances,...

Forum: LIVE PLC Questions And Answers February 18th, 2021, 05:20 PM

Replies: 6 Pneumatic Movement on start up - SMC technote Views: 498 Posted By ASF +1. I've just had this exact discussion with a... +1. I've just had this exact discussion with a client who ordered 5/2 way valves and had to send them back and replace them with 5/3 way valves for this exact reason. One other consideration -...

Forum: LIVE PLC Questions And Answers February 16th, 2021, 04:58 PM

Replies: 5 factory talk studio doubt Views: 520 Posted By ASF Does your pump description have spaces in it? If... Does your pump description have spaces in it? If so, you'll get an error. Try setting your pump description to a single word with no spaces, and see if that works. If it does, your solution is ASCII...

Forum: LIVE PLC Questions And Answers February 15th, 2021, 05:25 PM

Replies: 27 Disable Downloading In RSLogix 5000 Views: 3,148 Posted By ASF The Siemens terminology always made me uneasy. ... The Siemens terminology always made me uneasy. "Transfer PC > PG" "Transfer PG > PC" Once you know that "PG" is your "ProGrammer" (i.e. your laptop), and "PC" is your PLC, it's fine - but for...

Forum: LIVE PLC Questions And Answers February 14th, 2021, 05:18 PM

Replies: 7 RSLogix 5000 PLC FSC Move .POS Value not position Number Views: 409 Posted By ASF I answered this question in your original thread... I answered this question in your original thread (http://www.plctalk.net/qanda/showpost.php?p=877192&postcount=4). This is called indirect addressing, where you specify an array and then choose...

Forum: LIVE PLC Questions And Answers February 14th, 2021, 04:48 PM

Replies: 4 RSLogix 5000 FSC instruction question Views: 373 Posted By ASF MOV TEG_AN_READ_FLT[FLT_SEARCH.POS] Some_Tag MOV TEG_AN_READ_FLT[FLT_SEARCH.POS] Some_Tag

Forum: LIVE PLC Questions And Answers February 10th, 2021, 11:37 PM

Replies: 41 Or logic For integer Value equal a number Views: 1,678 Posted By ASF What is the data type of TEST_TEG? Can you post a... What is the data type of TEST_TEG? Can you post a screenshot of the property window for that tag?

Forum: LIVE PLC Questions And Answers February 10th, 2021, 11:35 PM

Replies: 8 Modicon Timer Setpoint Views: 459 Posted By ASF Oh right, I'm following now. You can divide... Oh right, I'm following now. You can divide the setpoint (in seconds) by 60 and display it to the operator, but they won't be able to write back to it, because their input will just get...

Forum: LIVE PLC Questions And Answers February 10th, 2021, 08:24 PM

Replies: 8 Modicon Timer Setpoint Views: 459 Posted By ASF It's been a long time since I used Modicon PLC's,... It's been a long time since I used Modicon PLC's, but as a first-up sanity check - shouldn't you be using multiply instead of divide?

Forum: LIVE PLC Questions And Answers February 10th, 2021, 07:02 PM

Replies: 41 Or logic For integer Value equal a number Views: 1,678 Posted By ASF It won't let you change the position until you... It won't let you change the position until you have a valid CONTROL tag in the Control section. The CONTROL tag is a special data type that contains several elements necessary to the functioning...

Forum: LIVE PLC Questions And Answers February 10th, 2021, 05:10 PM

Replies: 41 Or logic For integer Value equal a number Views: 1,678 Posted By ASF The expression looks valid to me - you may just... The expression looks valid to me - you may just need to put an initial value (i.e. zero) in the Position field Edit: Also, you need to create a tag of type CONTROL and put that tag (and only...

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