# OPC UA Safety

Protocols · `OPC UA Safety` · verification: source checked

OPC UA Safety is Part 15 of the OPC Unified Architecture specification. It covers safety for OPC UA and uses the namespace http://opcfoundation.org/UA/Safety with model version 1.05.04. The current specification version is 1.05.04, published 2024-10-15.

## Specification

| Property | Value |
|---|---|
| Transports | other |
| Architecture | client server |
| Encoding | binary |
| Standard body | OPC Foundation |
| Standard ref | OPC-10000-15 |

## Connected

- Related: [OPC UA](https://machineschema.com/protocol/opc-ua.md)

## Study notes

- Document identifier is OPC-10000-15.
- Current version 1.05.04 was published 2024-10-15.
- Version 1.04 was published 2019-10-31.
- Namespace URI is http://opcfoundation.org/UA/Safety.
- The namespace model version is 1.05.04.
- The specification is subject to OPC Foundation license terms.

## Sources

1. [OPC-10000-15 – OPC Unified Architecture - Part 15: Safety](https://reference.opcfoundation.org/specs/OPC-10000-15) (accessed 2026-10-25)

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Source page: https://machineschema.com/protocol/opc-ua-safety  
JSON: https://machineschema.com/protocol/opc-ua-safety.json  
License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Cite Machine Schema and the original sources.