Issue
How many INPUT_CHAR blocks can be processed at the same time?
Product line
Control Expert, Modicon M580, Modicon X80
Resolution
The NOM uses XBUS and the M580 can only process 16 XBUS messages per scan. In addition, the BMXNOM0200 has a buffer that can only handle 16 INPUT_CHAR messages at a time. The limit is 16.