Operating instructions

8 Fieldgate Configuration WirelessHART Fieldgate SWG70
46 Endress+Hauser
8.3 Wired Communication
8.3.1 Serial
The parameters contained in this leaf pertain to the set up of the serial interface offered by Fieldgate
SWG70.
1 Click on the Wired Communication => Interfaces => Serial to display the associated
parameter:
– The significance of the parameters can be taken from the table below
2 Configure the serial interface for HART or MODBUS RTU as required
3 After configuration, set up the interface protocol parameters in the appropriate "Protocol" leaf,
see Chapters 8.3.3 and 8.3.4
– Modbus serial allows access for one master
– HART serial allows access for one primary master and one secondary master
Serial parameters
Parameter Meaning Example Default
Terminal Resistor
Selection
Specifies whether hardware (DIP switch 6) or software termination
settings are to be used
DIP-Switch Software
Terminal Resistor Sets the termination of the wireless fieldgate when Terminal
Resistor Selection is set to Software
– When DIP-Switch is selected, displays the setting
Connected Dis-
connected
Protocol Selection Sets the protocol to be used over the serial port HART MODBUS
RTU