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OPC UA Companion Specifications

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OPC 40700 Surface Technology General Types

With the description of abstract types for components, systems and controllers, the Companion Specification OPC 40700 defines the basis of the OPC UA information models in the surface technology areas.

VDMA 40001-1:2025-07

OPC UA for Machinery – Part 1: Basic Building Blocks

VDMA measurement and testing technology at Automatica 2025

VDMA Measuring and Testing Technology will be exhibiting together with member companies at Automatica 2025 in Munich. The renowned trade fair will present the latest developments and innovations in automation technology from June 24 to 27, 2025

VDMA 40550-1:2025-06

OPC UA for Woodworking Machines – Part 1: Vertical Interface

Draft VDMA 40700:2025-06

OPC UA for Surface Technology - General Types

Publication of OPC UA Companion Specification - OPC 40570

The Sector Group VDMA Productronics and VDMA Machine Information Interoperability announce the publication of the OPC UA Companion Specification for Wire Harness Manufacturing OPC 40570.

Draft VDMA 40718:2025-06

OPC UA for Surface Technology – Shot Blasting Machinery

Draft VDMA 40001-4:2025-06

OPC UA for Machinery – Part 4: Energy Management

Joint Working Group "OPC UA for Wireless Machine Tool Peripherals"

New release candidate OPC 40505 published. The Joint Working Group "OPC UA for Wireless Machine Tool Peripherals" has developed the OPC UA Companion Specification 40505 and submitted it to the OPC Foundation as a release candidate.

Draft VDMA 40082-6:2025-06

OPC UA interfaces for plastics and rubber machinery – Peripheral devices – Part 6: Granulate Drying Devices

Draft VDMA 40010-1:2025-06

OPC UA for Robotics – Part 1 : Vertical Integration

Draft VDMA 40082-4:2025-06

OPC UA interfaces for plastics and rubber machinery – peripheral devices – Part 4: Dosing Systems

Connected Machines: Experience Interoperability Live

At automatica 2025, see how machines communicate in a common language with OPC UA. Visit us in Hall B5 to experience the latest live demonstrations and practical examples of interoperability!

Draft VDMA 40351-1:2025-05

OPC UA for HPDC Devices - High Pressure Die Casting Devices – Part 1: Machine Identification, Machine Status, Alarms and Warnings

Draft VDMA 40505:2025-05

OPC UA for Wireless Machine Tool Peripheralsiption

OPC UA in Battery Cell Manufacturing: Progress of the Working Group

Together for Unified, Global Standards – An Insight into the Structure and Working Methods of the New Working Group for Interface Standardization in Battery Cell Manufacturing.

VDMA 40570:2025-04

OPC UA for wire harness manufacturing

VDMA 40210:2025-04

OPC UA for Geometric Measurement Systems

Data Spaces: the key to digital sovereignty

Data Spaces enable secure data exchange and unlock untapped potential. Hannover Messe 2025 offers the ideal platform to present the current state of the industry.

VDMA 34100:2025-03

OPC UA for Energy Consumption Management

OPC UA at glasstec 2024

DescriptionDemonstrator at the VDMA stand – Interoperability between planning systems and machines.

Draft VDMA 40087:2025-01

OPC UA interfaces for plastics and rubber machinery – Particle Foam Machines

Draft VDMA 40719:2025-01

OPC UA for plasma surface treatment

OPC UA Companion Specification for the Powertrain completed

OPC UA for the Powertrain stands for a manufacturer-independent information model of the electric drive system. The OPC UA Companion Specification 40400-1 on asset management will be available from November 1, 2024.

VDMA 40504-1:2024-11

OPC UA for Cutting Tools – Part 1: Manufacturing

Technology Stage powered by VDMA/ZVEI for SPS 2024

In 2024, the VDMA and the ZVEI are once again organizing a forum for the SPS, the "Technology Stage powered by VDMA/ZVEI" with many interesting presentations and panel discussions.

VDMA 40501-1:2024-11

OPC UA for Machine Tools – Part 1: Machine Monitoring and Job Management

VDMA 40400-1:2024-11

OPC UA for Powertrain – Part 1: Asset Management

Draft VDMA 40450-1:2024-11

OPC UA for Joining Systems – Part 1: Base

Draft VDMA 40091:2024-11

OPC UA interfaces for Plastics and Rubber machinery – Winder

VDMA 40301:2024-10

OPC UA for flat glass processing

Draft VDMA 40082-5:2024-10

OPC UA interfaces for plastics and rubber machinery – Peripheral devices – Part 5: Moulds

New OPC UA CS for shot blasting is coming

The cooperation of numerous manufacturers of shot blasting machines has resulted in a new OPC UA standard, which is about to be published. A further step towards interoperable production.

OPC UA for electrolyzers

The advantages of OPC UA should also be available for electrolysers in the future. A working group with members from VDMA and the OPC Foundation is now working on this.

Joint Working Group Industrie 4.0 / OPC UA Drive Technology

International working group for the development of OPC UA Companion Specifications in drive technology.

New OPC UA CS for plasma treatment is coming

The cooperation of numerous manufacturers of plasma surface treatment machines has resulted in a new OPC UA standard, which is about to be published. A further step towards interoperable production.

PA-DIM Working Group Releases Version 1.1 with Analyzer Device Support

The PA-DIM Working Group has released Version 1.1 of the standard, expanding to include support for analyzer device types and data modeling extensions. This enhancement improves interoperability for process applications in automation.

AI in Industry: Expanding Horizons through Interoperability

AI is revolutionizing mechanical engineering. Its use in control systems for monitoring and optimization needs specific data formats. OPC UA ensures seamless data exchange, easing AI integration and expanding its role in automation.

Data Spaces and OPC UA: A look at the umati demonstrator

The umati initiative shows a demonstrator for federated data spaces together with Siemens, WZL Aachen, Telekom and VDMA. This integrates existing applications and emphasises standardised data in order to establish global data ecosystems.

VDMA 40100-2:2024-08

OPC UA for Machine Vision – Part 2: Asset Management and Condition Monitoring

Series of events on OPC UA Companion Specifications

This year, the Companion Specification groups are organising a series of digital events in the summer starting mid-May to present their interfaces and their content and to exchange ideas with interested parties.

VDMA 40451-1:2024-05

OPC UA for Tightening Systems – Part 1: General

Cross-sectoral data space federation for the manufacturing industry

SMARTENANCE aims to harmonize data spaces across different sectors, modernize IoT platforms, demonstrate the performance of multilateral digital value chains and support data space participation.

VDMA 40568-1:2024-04

OPC UA for Mining – External Standards – Part 1: IREDES

OPC UA laser systems finally published

The OPC UA Companion Specification 40530 has been finalised by the Joint Working Group and the final document is now available for download on the VDMA and OPC Foundation homepages.

VDMA 40503-1:2024-02

OPC UA for Metal Forming – Part 1: General

VDMA 40530:2024-02

OPC UA for laser systems

Publication Overview: Interoperability

On this page you will find all publications about OPC UA and interoperability for download.

Connectivity at your fingertips

Mahr GmbH presents two digital calipers on loan to umati. The handy demonstrators will make the benefits of the OPC UA interface standard tangible at events worldwide in the future.

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