ISPSoft User Manual 3.3.6 Data Exchange Setup - COM & Ethernet For AH5x1 and AH560 redundant system series, there are additional tabs for data exchange setup in PLC Parameter Setting window, such as two COM ports or one COM port and one Ethernet port according to different models. The parameters are set on the tabs of Data Exchange Setup-COM1 and Data Exchange Setup-COM2 , or Data Exchange Setup-COM and Data Exchange Setup-Ethernet for making the data exchange table of the communication port built in AH5x1 series.
AH5x1 and AH560 redundant system series working as the master exchanges data with the remote devices working as slaves via COM1 and COM2 based on MODBUS protocol or via Ethernet port based MODBUS TCP protocol. Set the starting mode to Program Control; PLC decides whether the set data exchange is performed. PLC Run means that the set data exchange will be performed automatically when PLC is in RUN state. Always Enable means that the data exchange will be performed constantly when PLC is powered on. A new data exchange table will be added in area by clicking Add . The present data exchange table selected will be moved up or down by clicking Move Up and Move Down .
The present data exchange table selected will be deleted by clicking Delete . The present data exchange table selected will be copied by clicking Copy and then can be pasted to the last row. The data exchange table is listed and explained as below. 3-190