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IO-Link Device Tester - Reliably test and certify the device protocol
The TEConcept IO-Link Device Tester has been reviewed and recommended by the IO-Link Quality Working Group. The test system performs virtually all protocol tests largely automatically. Apart from the Device IODD, only a few manual settings are required to run the protocol test, which operates largely autonomously.
As a condition for using the IO-Link word and figurative mark, the IO-Link Community requires every manufacturer that places an IO-Link Device on the market to submit a manufacturer’s declaration confirming the successful completion of the conformity tests specified in the specification.
In particular, the protocol tests are very complex and practically cannot be performed without an appropriate test device.
The Device Tester is supplied with 24 V DC, and the Device is connected via an M12 connector. Control is performed using PC software.
The tests themselves are defined by included XML files. Users can add their own tests, such as range checks for parameters.
Do you require a standard-compliant protocol test for your IO-Link device?
Hardware features - IO-Link Device Tester
- Compliant with the IO-Link test specification
- Recommended by the IO-Link Quality Working Group
- External 24V/300mA power supply
- M12 IO-Link Master connector
- DIN rail terminal connection
- USB control
- Expandable with custom test cases
- Supports IO-Link profiles (firmware update, BLOB transfer, etc…)
IO-Link Device Tester PC software
- Graphical user interface
- Creation of test reports in PDF format
- Selection options for test cases
- Step-by-step test report
- Hex trace of IO-Link communication
- Export function for communication logs
- Option to switch to the standard IO-Link 1-Port USB-C Master
- Save and restore project state
- Firmware update
Additional options for the IO-Link Device Tester
- Command-line interface (CLI): An optional command-line plugin is available that allows users to start Device tests via the Windows command line. This enables Device protocol tests to be integrated into CI/CD pipelines.
- Test module IO-Link Profile BLOB Transfer & Firmware Update (FWDL): For verifying the correct implementation of the IO-Link profile.
Additional test systems for your IO-Link Device project
In addition to the protocol test, the physical layer test and the EMC test are also required for complete IO-Link certification (Test & Quality IO Link Community). To achieve this goal with minimal effort, TEConcept offers additional diagnostics & test tools that can be used directly by members of the IO-Link Community to issue the required certifications. For non-members, TEConcept, as an accredited IO-Link Competence and Test Center, carries out the certification tests.

IO-Link Physical Layer Tester
Tests the electrical interface of IO-Link Devices: signal levels, bit timing, and current consumption in accordance with the IO-Link specification. Automatically generates a report—a prerequisite for IO-Link certification.

IO-Link EMC Test Master
Supports the EMC conformity test of IO-Link Devices and ensures that devices can be operated without interference even in industrial environments.

IO-Link Diagnosis Tool
Enables parameterization, process data evaluation, and device diagnostics for IO-Link Devices directly on the PC—ideal for commissioning, Field Operation, and technical support.
Contact
- +49 761 21443640
- +49 761 21443636
- info@teconcept.de
If you have any questions about the IO-Link Device Tester, you can reach us via the contact form. We will be happy to support you.