By Jerry Miille on 3 February, – 4: Username Password Remember me on this computer. Select the categories for which you would like to see messages displayed When the flowrate is configured to integer format we do get the flowrate properly but when it is configured for Dual register Floating point format, it gives erratic reading. If not you may have a problem. If you are using the standard Wonderware Modicon driver then address the volumetric flow rate in floating point by entering F as the item name.
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Use double quotes around phrases, as follows: If neither of above will handle this then you need to introduce a device that will do conversion.
Please help us to solve the problem. Note that common words and, that, etc.
Modbus TCP DA Server (DASMBTCP) 3.0 SP1
By Max Power on 3 February, – 1: By Benoit Galarneau on 3 February, – Some perform the word swap, but how to do hcp is not always obvious. Username Password Remember me on this computer.
If you’re not already a member, consider joining. We have checked the addressing but still the problem is not solved. By Mark on 2 February, – If not you may have a problem.
Wonderware Device Integration and Communication – InSource KnowledgeCenter
You have to convert the floating point hcp interger and then back to floating point. We are having problems in reading the flow rate of Micromotion flowmeter on Wonderware software using modbus protocol, when it is in Floating point format Not mmodbus what you can do in the Micromotion flowmeter but basically you need to convert floating to interger split interger into two words.
By Joe Malter on 2 February, – You must be a Control. Is this due to non-availability of standard in Modbus for Floating point data? You have clicked on the “?
It has been a while since I have worked with Wonderware but you should be abel to handle this with script. When the flowrate is configured to integer format we do get the flowrate properly but when it is configured for Dual register Floating point format, it gives erratic reading.
By Gaurav on 2 February, – 8: Standard Modbus will not handle floating point. It’s free, and you can customize the content you view, as well as being able to subscribe to threads and topics, getting new posts delivered to your email as they appear. Please log in and try again. There may be a setting in the Wonderware HMI that will allow you to select modnus register order or possibly in the Micromotion.
Wonderware Device Integration and Communication
Remember me on this computer. This could be simply a matter of register reversal, that is the order of modbu bits that make up the bit floating point number. To search the site, enter your search terms in the box labeled “search the site” and hit Enter. Select the categories for which you would like to see messages displayed Welcome to the Modbus Community, about the world’s leading automation protocol.
Some tips for better search results This works for any of the floats in the manual. Look in the docs and find the floating point register pair for the value you need. If not, then you will need a converter that can reverse the data for you.
This is a common problem between equipment from different manufactures.
If you are using the standard Wonderware Modicon driver then address the volumetric flow rate in floating point by entering F as the item name.