RUT301 OPC UA Server

The information in this page is updated in accordance with firmware version RUT301_R_00.07.11.3.

Summary

OPC Unified Architecture (OPC UA) is a cross-platform, open-source, IEC62541 standard for data exchange from sensors to cloud applications developed by the OPC Foundation. The UA in OPC UA stands for “Unified Architecture” and refers to the latest specification of the standard. It differs from its predecessor in that it is platform-independent, moving away from COM/DCOM to purely binary TCP/IP or alternatively SOAP.

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This manual page provides an overview of the OPC UA Server in RUT301 devices.

Note: OPC UA Server is additional software that can be installed from the System → Package Manager page.

Status

This section displays OPC UA Server status information.

OPC UA Server Configuration

The OPC UA Server Configuration section is used to enable the local OPC UA server.

Field	Value	Description
Enable	off | on; default: off	Enables OPC UA server.
Port	integer [1..65535]; default: none	Service port.

OPC UA Server variables

All RUTOS device variables are described in the table below:

Note: All the variables have these qualities in common:

• Namespace index is 1
• Node ID type is string
• Read-only
• Updated upon request

ID	Type	Description
sys_uptime	UINT32	System uptime in seconds.
sys_serial	String	Device serial number.
sys_devname	String	Device name.
sys_devcode	String	Device code.
sys_version	String	Firmware version.
sys_hostname	String	Hostname.
lan_mac	String	LAN MAC address.
lan_ip	String	IP address of LAN interface.
lan_mask	String	Subnet mask of LAN interface.
lan_gateway	String	Gateway IP address of LAN interface.
lan_dns	Array of String	IP addresses of LAN interface DNS servers.
rut_wan_ip	String	IP address if WAN is connected.
rut_wan_type	String	Values of WAN type.
io_dio_dir	Array of BOOL	Directions of digital input/output pins. 0=IN, 1=OUT.
io_dio	Array of BOOL	Values of digital input/output pins.