The 61508 Association
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Important note: Anyone is welcome to use the CASS templates, however, it must be realised that when performing conformity assessments, an appropriate level of competence is required of the assessor in the specific area that is being assessed. Please also see the CASS disclaimer.
The CASS management board welcome feedback (via firstname.lastname@example.org) on the use of the documents.
Conformity Assessment templates
Guidance for using CASS templates
Requirements for Certification bodies
Information relating to the CASS Methodology
CASS appointed bodies for lodging self-assessment declarations
-The following documents summarise important requirement of IEC61508 and related standards. Each paper targets a specific audience or a specific subject.The papers are intended for those needing a quick overview of Functional Safety as defined in IEC61508.
The following documents are intended for those needing a more in-depth consideration of technical issues. Where there is a companion in the section above, it is recommended they be studied together.
Technical papers presented by members of the 61508 association
Achieving Hardware Fault tolerence: Paper presented by Mirek Generowicz of I&E Ststems Pty - Australia
Competency based assessment in Functional Safety: Paper presented by Mirek Generowicz of I&E Sysems Pty - Australis
Cyber security - Paper presented by Peter Brown of Siemens Ltd.
Demonstrating Prior Use: Paper presented by Dave Ransom
Practical SIS Design and SIL verification: Paper presented by Paul Reeve of Silmetric
Reassessing Failure Rate Data - Paper presented by Mirek Generowicz of I&E Ststems Pty - Australia
Systematic capability for Elements: Paper presented by Paul Reeve of Silmetric
The use of an operator as a SIL1 component: Paper presented by Andrew Derbyshire of DNV Ltd
New approach to SIL verification: Paper presented by Mirek Generowicz of I&E Systems Pty - Australia
Miscellaneous downloads from 61508 Association.