Azure IoT Hub Client

With the “Azure IoT Hub Client” library, CODESYS controllers can exchange messages with the “Azure IoT Hub” cloud service from Microsoft.

The library “Azure IoT Hub Client” is now part of the product IIoT Libraries SL and is no longer available as single product.

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Azure IoT Hub Client

Azure IoT Hub Client

The “Azure IOT Hub” cloud service from Microsoft directly links IoT devices. (For more detailed information, refer to The “Azure IoT Hub Client” library provides function blocks for sending and receiving messages. A sample project demonstrates how to use the library.


Programming system

CODESYS Development System V3.5.13.0 or later

Runtime system

CODESYS Control V3.5.13.0 or later

Supported platforms and devices

Note: Use the “Device Reader” project for locating the functions supported by the PLC. The “Device Reader” project is available in the CODESYS Store free of charge.

Additional requirements

Microsoft Azure account with Azure IoT Hub service; Device Explorer



Workstation license

Required accessories

CODESYS Security Key for CODESYS <

Version history

Version Release Notes
Release Date

This version fixes a bug for device versions greater than or equal version

New Features:
  • Licensing without dongle
  • MQTT support

17.12.2018 - 19.04.2018

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