Protocol
Modbus SCADA Protocol Settings
Modbus Station Number
Modbus Station Number:
The Modbus Protocol Station Address for Modbus/TCP protocol. For "Standard" Modbus addressing mode, the range is 1 to 255. For "Extended" mode the range is 1 to 65534
Modbus addressing mode
Modbus addressing mode:
The Modbus Protocol addressing mode for Modbus/TCP protocol.
Protocol Port Number - Modbus/TCP
Protocol Port Number - Modbus/TCP:
The port used by the Modbus/TCP protocol. In almost all cases this should be set to 502. Valid port number range is 1 to 65534.
Protocol Server enabled (Modbus/TCP)
Protocol Server enabled (Modbus/TCP):
The Modbus\TCP server must be enabled to use Modbus/TCP protocol. Disable if not used.
Protocol Port Number - Modbus RTU in UDP
Protocol Port Number - Modbus RTU in UDP:
The port used by the Modbus RTU in UDP protocol. Valid port number range is 1 to 65534. The default value is 49152.
Protocol Server enabled (Modbus RTU in UDP)
Protocol Server enabled (Modbus RTU in UDP):
The Modbus RTU in UDP server must be enabled to use Modbus RTU in UDP protocol. Disable if not used.
Master Idle timeout Modbus/TCP
Master Idle timeout Modbus/TCP:
Timeout before connections to a slave controller are closed. Setting this value to zero disables the timeout.
Server Idle timeout Modbus/TCP
Server Idle timeout Modbus/TCP:
Timeout before connections from a remote device are closed. Setting this value to zero disables the timeout.