Couple slave a couple slave b – EUCHNER AS-i 3.0 PROFIBUS Gateway with integrated Safety Monitor for 2 AS-i circuits User Manual

Page 172

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172

Subject to reasonable modifications due to technical advances

Id.-No.: 103329

Issue date - 24.10.2008

EUCHNER GmbH + Co. KG

Kohlhammerstraße 16 • D-70771 Leinfelden-Echterdingen

Tel. +49/711/75 97-0 • Fax. +49/711/753316

AS-i 3.0 PROFIBUS Gateway with integrated Safety Monitor

Appendix: example of a bidirectional safety coupling

18.

Appendix: example of a bidirectional safety coupling

The following example describes a biderectional safety coupling between 2 AS-i
circuits.

Couple slave A

Couple slave B

AS-i circuit 1, OSSD 1

AS-i circuit 1, OSSD 2

AS-i circuit 2, OSSD 1

AS-i circuit 1:

OSSD 1:

All EMERGENCY STOPs in circuit 1.

OSSD 2:

Alle other safety objects + couple slave B.

AS-i circuit 2:

OSSD 1:

All EMERGENCY STOPs in circuit 2 + couple slave A

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