We have published two technical books in which notable authors deal with various aspects of the safety of machines and plants as well as the EU standards and regulations on machine safety:
"Safety on machines and engineering plants" and "Protection of human life in practice".
In addition, we would recommend you to read the following referring to this subject:

New BGIA-Report 2/2008 for EN ISO 13849
(19.03.2008)

amends SISTEMA in an "ideal" way - 38 example circuits as SISTEMA project files downloadable - SISTEMA has recently been completed by the BGIA-Report 2/2008 "Functional Safety of Machinery Control Systems - Application of EN ISO 13849", which is now available in German language. more

 
A New Approach to Machine Safety:
(28.06.2006)

prEN ISO 13 849-1 – Safety-related Parts of Control Systems. In this brochure we extensively highlight the core speech at the Elan lecture event 2005, which dealt with the discontinuation of the EN 954-1 standard and the new regulations in the revised standard EN ISO 13 849-1. more

 
 
08.06.2004 
Machine Safety in the European Community

With the book "Machine Safety in the European Community", the Schmersal Group wants to provide its international customers with up-to-date information regarding the safety-related design and construction of machines and installations – manufacturer-independent and straight from the horse's mouth. more

01.02.2002 
BIA Report 6/97

Categories for Safety-related Control Systems in Accordance with EN 954-1. more