Chapter 11 DeviceNet Remote I/O Module AHRTU-DNET The AH10SCM-5A configuration interface contains the basic information of AH10SCM-5A, the communication mode of every COM port (UD Link or Modbus), the mapping relations between register mapping range and the internal register I and Q in AH10SCM-5A and etc. Explanation of SCM Configuration interface: 11-41 Item Explanation COM Port 1 To set the communication format of COM port 1; default: Modbus (MODBUS) mode, which can be switched to UD Link mode by a right click Read Click Read to go to the Modbus mode—read setting interface. Write Click Write to go to the Modbus mode—write setting interface.
COM Port 2 To set the communication format of COM port 2; default: UD Link (UD LINK) mode, which can be switched to Modbus mode by a right click Sequence To enter Sequence setting interface and to place multiple groups to Sequence and set the execution order Group List List of groups Right click to add a new group and the newly added group can be set in packet and command on the group setting interface. Basic To show the number of the rack and slot where AH10SCM-5A is Information inserted. SCM Register Mapping To set the mapping relations between the registers inside AH10SCM-5A and those in PLC CPU I1, I2, O1 and O2 will be used only when editing the variable information in UD Link mode.