How to Input String on Panelview 800 and Retrieve on ControlLogix

Question:

Hello! I successfully retrieved a string from ControlLogix and displayed it on PanelView 800. However, I am now facing a challenge in reverse - inputting a string on PanelView 800 and reading it on ControlLogix. Has anyone attempted this process before? Let me know your experiences and solutions!

Top Replies

To establish communication between a string input object and a Programmable Logic Controller (PLC), simply create the object and specify the tag on the PLC where you want the data to be written. This allows for seamless integration and data transfer between the two systems.

Hey there! I've actually had a similar experience in the past. It might be a bit tricky initially but communication between PanelView 800 and ControlLogix is quite possible. You'll have to set up a String Input object on the PanelView first, then in the ControlLogix, you read the string as an array of SINTs. You can then reconstruct your literal string from these SINTs. I'll suggest you refer to Rockwell's documentation for a more detailed step-by-step process. It was a lifesaver for me!

Hi there! In my experience with PanelView 800 and ControlLogix, the key is to ensure you're inputting the string in the right format and defining it correctly within ControlLogix. The 'string' data type in ControlLogix uses a structure that includes .LEN and .DATA, with .LEN being the length of the string. Make sure your setup accommodates this structure. Work with STRING DEFINITIONS in ControlLogix and, on the PanelView side, remember to configure your string input object properly. Hope this insight helps!

Hey there! I've encountered the same challenge in my operation. The trick I found was to use global connections, which work both ways. Instead of inputting directly on the PanelView 800, I created a new string tag in the PLC and mapped the PanelView string input to it using global connections. Now, whatever is entered on the PanelView 800 is directly read on ControlLogix through the created string tag. Hope this helps and good luck with your operations!

Hey! I’ve dealt with that before, and it can be a bit tricky. Make sure you’ve set up the string tags correctly in your ControlLogix program, and double-check the PanelView’s configuration to ensure the input field is linked to the right tag. It’s also good to verify the data type compatibility; sometimes using a predefined string size can cause issues if the input exceeds it. Testing with simple strings first can help pinpoint if there are any issues in the communication. Good luck, and I’d love to hear how it goes!

Hey! I’ve worked on something similar with PanelView 800 and ControlLogix. To read a string input from the PanelView, make sure you have the correct data type set up in your ControlLogix program, as strings can sometimes be tricky with memory allocation. In your PanelView, create a text input field and bind it to the relevant tag in ControlLogix. It might also help to double-check if your string length is properly configured to avoid any truncation. Let me know if you need more details or hit any roadblocks!

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Frequently Asked Questions (FAQ)

FAQ: FAQs:

Answer: 1. How can I input a string on PanelView 800 and retrieve it on ControlLogix? - To input a string on PanelView 800 and retrieve it on ControlLogix, you can use communication protocols such as Ethernet/IP or Modbus TCP. Ensure that the PanelView 800 sends the entered string data to the ControlLogix PLC over the established communication network.

FAQ: 2. What are the steps involved in setting up the communication for string input from PanelView 800 to ControlLogix?

Answer: - Firstly, configure the communication settings on both the PanelView 800 and ControlLogix PLC. Then, design the PanelView 800 interface for string input. Next, establish the data exchange mechanism using appropriate communication protocols. Finally, program the ControlLogix PLC to receive and process the incoming string data.

FAQ: 3. Are there any specific considerations or troubleshooting tips for implementing string input between PanelView 800 and ControlLogix?

Answer: - Ensure that the PanelView 800 and ControlLogix PLC are properly configured to communicate with each other. Check for any network issues or protocol compatibility issues. Verify that the string data format is consistent and correctly interpreted on both devices. If facing challenges, consult the user manuals or technical support for assistance.

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