ProSoft Technology 5202-DFNT-MCM4 - Manual (Page 43)

Communication Port Cables MCM ♦ ProLinx Gateway
Driver Manual Modbus Master/Slave
ProSoft Technology, Inc.
Page 43 of 80
October 16, 2009
5.3 Port 0, 1, 2, 3: RS-232 - DTE to DCE Modem Connection
This type of connection is required between the gateway and a modem or other
communication device.
The Use CTS Line (page 22) parameter for the port configuration should be set
to Y
ES for most modem applications.
5.4 Port 0, 1, 2, 3: RS-422 Interface Connections
The following illustration applies when the RS-422 interface is selected.