References
- Dei-Svaldi, D., Kneppert, M., & Vautrin, J.P. (1995). Presence sensing systems used as protective devices. Vandoeuvre, France: Institut National de Recherche et de Securite.
- Directive 98/37/EC of the European Parliament and of the Council of July 22, 1998 on the approximation of the laws of the Member States relating to machinery. Official Journal o f the European Communities, Vol. 41, No. L 207, July 23, 1998, pp. 1-46.
- Dźwiarek, M. (1997). A method for response time measurement of electrosensitive protective devices. International Journal o f Occupational Safety and Ergonomics, 2(3), 234-242.
- Dźwiarek, M. (1998). Measurement accuracy of the electrosensitive protective device response time when using the double penetration method. International Journal of Occupational Safety and Ergonomics, 4(3), 363-384.
- European Committee for Standardization (CEN). (1989). General criteria for the operation of testing laboratories (Standard No. EN 45001:1989). Brussels, Belgium: Author.
- European Committee for Standardization (CEN). (1996). Safety o f machinery—Safetyrelated parts of control systems. Part 1: General principles for design (Standard No. EN 954-1:1996). Brussels, Belgium: Author.
- Grigulewitsch, W., & Reinert, D. (1989). Light barriers with test facility. Information and operating specification sheet on safety. Sankt Augustin, Germany: Berufsgenossenschaftliches Institut für Arbeitssicherheit.
- International Organization for Standardization and International Electrotechnical Commission. (1997). General requirements for the technical competence of testing laboratories (Guide ISO/IEC 25). Geneva, Switzerland: Author.