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Safety Integrated - Industry - Siemens

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FB2 / Network 1<br />

DB818.DBX 36.4<br />

Overview of the signals of the networks:<br />

Signal Source / Target Meaning<br />

ACK_ESTP_ACTUATOR From process (button) Acknowledgement for emergency-stop circuit<br />

ESTP_ACTUATOR From process (button) Emergency-stop button<br />

F_GLOBDB.VKE1 From F-Global-DB Result of logic operation "1"<br />

ENABLE To FB1 (standard block) Enable for emergency-stop circuit<br />

REQ_ACK_ESTP_ACTUATOR To process (indicator light) Acknowledgement for emergency-stop circuit<br />

requirement<br />

The F-Global-data block (F_GLOBDB) is a fail-safe data block,<br />

which contains all global data of the safety program as well as<br />

additional information for the F-system.<br />

Amongst other things, VKE0 and VKE1 provided there.<br />

Description of the network function:<br />

Here the emergency stop functionality for the ACTUATOR indicator<br />

light is realized The FB215 is called for this. FB215 is an<br />

F-block from the Distributed <strong>Safety</strong> library.<br />

Functional Example No. AS-FE-I-011-V10-EN 337<br />

Ex. No.<br />

11

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