Safety Master Stack

The TEConcept IO-Link Safety Master Stack offers a simple way to extend an existing IO-Link Master to an IO-Link Safety Master. The regular IO-Link Master, as part of the IO-Link Black Channel, only requires minor adjustments (e.g., for ready pulses) but does not contain any safety-relevant elements itself.

IO-Link Safety Master

Functional Description

The FSCP (Functional Safety Communication Profile) Gateway exchanges safety-relevant process data with the IO-Link Safety Communication Layer (SCL) and the associated Safety Layer Manager (SLM). For SIL3 support, it is strongly recommended to implement SLM and SCL redundantly in two channels.
A Fieldbus Gateway is added to exchange non-safe process data as well as configuration and status information.
SMI Handler and Splitter Composer are extensions of the IO-Link Black Channel and are responsible for routing SMI services and processing safe and non-safe process data.
The TEConcept solution of the IO-Link Safety Master Stack supports multiple architectures. It allows the reuse of an existing IO-Link Master with SMI support, but also architectures where the IO-Link Master and Fieldbus Gateways use the same MCU.

Features

  • SMI communication between modules
  • Module certification by a notified body in preparation
  • Support for IO-Link / IO-Link FS V1.1.5

Advantages

  • Reuse of existing IO-Link Master architectures with SMI interface
  • Clear separation between safe and non-safe components
  • Hardware-independent implementation
  • Simplified evaluation of the IO-Link FS Master by using a pre-certified software module

Limitations

  • OSSDe requires support for Legacy FS-DI or FS-DO

Scope of Delivery

Contact

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