I am trying to connect a modbus device i did it in the past with a wago 750 and it was very easy as I use only DI.
Now i am trying to connect a card reader device and it's not working the card reader to modbus gave me this information :
This is my address configuration
I also tried using HR/HRU/HRS in the designer without luck.
I can get one data on register 0 but the the other one wich is stange because it suposed to start at 1 :
Any help would be apreciate.