SS-ISO-26021-4 Road vehicles - End-of-life activation of on-board pyrotechnic devices - Part 4: Additional communication line with bidirectional communication (ISO 26021-4:2009, IDT)

SS-ISO-26021-4 - 2009 EDITION - CURRENT

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This part of ISO 26021 defines the requirements of redundancy hardware or software systems independent from the controller area network (CAN) line, which are activated by the additional communication line (ACL hardware line). It also describes the additional sequences of the deployment process, and the technical details for the direct hardware connection between the pyrotechnic device deployment tool (PDT) and the pyrotechnic control unit (PCU).

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Designation Name

SS-ISO 26021-4:2009

Revision Level




Publication Date

June 11, 2009



Page Count


International Equivalent

ISO 26021-4:2009(IDT)