Chapter 12 Network Module AH10PFBM Select “ 4 Word Out 4 Word In” in the box marked in red and then double click the place marked in blue as below so as to set the starting addresses for input and output of the configured module. （ Note: the initial D register No. of each configured module must be set up separately. ） 12-35 Name Setting Value Input mapping (slave->master) The initial number of the D registers in the slave PLC (The register is for sending data to the master) D200 Output mapping (master->slave) The initial number for the D registers in the slave PLC (The register is for receiving data that the master transmits). D300