Maintenance Manual________________________________________________________________
94 __________________________________________________________________ M210886EN-G
When you select a device in the list, the communication settings of the port 
are displayed on the right. Detailed settings depend on the communication 
class, for some examples, see Table 42 on page 94.
The Connection control panel can be closed and opened by using the plus/
minus icon on the upper left corner of the panel.
Server selection drop-
down list
Available in duplicated systems only. Select which 
server is used for connecting: Active, CDU A, or CDU 
B. Note that when you connect to a device through 
data line using the active server, you interrupt the flow 
of automatic weather data from sensors to the end-
user applications. See section Field Device 
Connection Options on page 98.
Click the Disconnect button to close the connection.
Table 42 IO Terminal: Port Settings 
Element Description
Operation mode Indicates whether the data is sensor data or simulated 
data. 
Port class Communication type (for example, serial, TCP Server, 
TCP Client, or UDP). 
Remote host  TCP/IP address of the remote host of TCP or UDP 
connection. 
Local port TCP/IP address of the remote host of TCP or UDP 
connection. 
Baud rate Baud rate setting of the serial port.
Data bits Data bit setting of the serial port.
Parity Parity setting of the serial port.
Stop bits Stop bit setting of the serial port.
Flow control Flow is used in serial communication.
Table 41 IO Terminal: Connection Control Panel Elements 
Element Description