Hello everyone, I am currently working on a program that will serve as a component of a larger plant control system for a hydroelectric power station. This program has been successfully implemented at several other stations. However, the contractor is using the plant control program from a previous facility as a template for building their program. To create our program, we essentially transferred our existing routines from the previous station's program to the contractor's system and imported our tags from there. As a result, we have encountered a significant amount of unnecessary clutter and instances where the same base tag is listed under two different aliases. While this may not impact operational efficiency since the contractor is primarily utilizing their own tags, the bloated tag database is causing unnecessary complexity. My main query is whether there is a method to identify and remove any unused tags within the program. This will help streamline the tag database and make it more efficient. If anyone has insights or recommendations on this, it would be greatly appreciated. For clarification, the Logix Designer being utilized is V24.00.00 (CPR 9 SR 7.1). Thank you for your assistance.
Within your Controller & Program Tags, there is a dropdown filter available. By selecting the option for "Unused Tags," you will be able to view a list of tags that have not been utilized in the program. This feature allows you to easily identify and manage tags that are not being used.
Wow, that was a simple fix. It looks like I overlooked the filter/search options. Thanks once again for pointing it out!
It is important to note that even if those tags are being utilized by an HMI, they will still appear as unused. This is something to watch out for and be cautious about.
It's important to remember that unused tags may still appear if they are being utilized by an HMI system. It's crucial to proceed with caution when dealing with this issue. The HMI is not set up yet, and another contractor suggested removing unused bits from the database. This information is valuable to keep in mind. Thank you!
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It sounds like you're dealing with a classic case of 'tag bloat.' I've encountered this issue in the past, and one approach that worked for me was to use a reference tracker tool associated with Logix Designer. This tool identifies and keeps track of all the tag references, allowing you to locate and remove unused tags systematically. Alternatively, Rockwell Automation provides an 'AssetCentre' software, which reportedly includes a tag usage tool designed specifically for these circumstances. I hope this assists in refining your tag database and simplifying your process. Good luck!
You might want to investigate the Cross Reference feature in Logix Designer. This will help you identify tags that are never referenced nor used. You can compile a list and proceed to delete them individually, ensuring not to disrupt any working functionality. Another approach could be to use a third-party software for ACD file analysis to identify and remove unused tags, though there is a cost involved. Finally, it's good practice to maintain some version control and create a backup before such major cleanup to ensure if anything goes wrong, you can revert to the previous working state.
Absolutely, you can reduce the clutter in your tag database. Given that you're using Logix Designer V24, I'd recommend using the Cross Reference Tool. This tool can help you identify unused tags by showing you which tags are not referenced whatsoever. It also has the added benefit of identifying inconsistencies in your tag usage. An additional method is the 'Find Unused Tags' function within RSLogix 5000/Studio 5000's Controller Tags section. But, bear in mind that this feature only considers processor-scoped tags and not program-scoped tags. Implementing these methods should help streamline your tag database and reduce complexity.
Great question! With the Logix Designer, you might want to consider using the Cross Reference tool. This tool can help find out where and how a tag is being used or if it's being used at all. You could use this to isolate unused tags manually. However, for such a significant amount of tags, I’d recommend writing or using a script to automate this process instead. There’s a lot of sample code available online that might be of use here. Remember to double-check everything to avoid any potential operational hiccups. Good luck with your decluttering!
Hey there! It sounds like you're dealing with quite a tricky situation with the tag clutter. One approach you might consider is using a tag analysis tool or script that can help you identify tags that haven't been used in recent cycles. In Logix Designer, you can manually review the tag usages in your routines, but that might be tedious with a large database. Also, if you have access to logging data, you can check which tags are actively being monitored or triggered. Once you have a clearer picture of what's actually in use, you can go ahead and clean up the unnecessary ones. Good luck, and I hope you streamline your database effectively!
Hi there! It sounds like you're dealing with quite a bit of unnecessary complexity in your tag database. One approach you might consider is using the "Tag Usage" feature in Logix Designer to identify tags that aren't being referenced anywhere in your program. Additionally, creating a backup before you start cleaning up is a good idea, just in case you need to restore anything later. There are also tools and scripts available that can help automate the cleanup process, which could save you time if you have a large number of tags to sift through. Good luck with streamlining your program!
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Answer: - You can identify and remove unused tags by examining the tag database in your Logix Designer program. Look for tags that are not associated with any logic or operation in the program and consider deleting them to streamline the database.
Answer: - A bloated tag database can lead to unnecessary complexity, confusion, and difficulties in managing the program. It may also impact readability, maintenance, and troubleshooting efforts in the long run.
Answer: - Yes, it is not uncommon to encounter instances where the same base tag is listed under multiple aliases in Logix Designer programs, especially when importing tags from different sources or templates. However, such redundancy can contribute to clutter and inefficiency in the tag database.
Answer: - The Logix Designer version being utilized in this scenario is V24.00.00 (CPR 9 SR 7.1). It's important to note the specific version as different versions may have varying features and tools for optimizing the tag database.
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