Leuze electronic
MSI-TB
6
Before using the safety relay, a risk evaluation must be performed according to valid standards (e.g.
EN ISO 12100, ISO 13849
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1, EN/IEC 61508, EN/IEC 62061). The result of the risk assessment deter
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mines the required safety level of the safety relay (see table 14.1). For mounting, operating and testing,
this document as well as all applicable national and international standards, regulations, rules and direc
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tives must be observed. Relevant and supplied documents must be observed and handed to the affected
personnel.
Before working with the safety relay, completely read and understand the documents applicable to your
task.
In particular, the following national and international legal regulations apply for the start-up, technical
inspections and work with safety relays:
Machinery directive 2006/42/EC
Low voltage directive 2006/95/EC
Electromagnetic compatibility 2004/108/EC
Use of Work Equipment Directive 2009/104/EG
OSHA 1910 Subpart 0
Safety regulations
Accident-prevention regulations and safety rules
Industrial safety regulation and employment protection act
Product Safety Act
For safety-related information you may also contact the local authorities (e.g., industrial inspec
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torate, employer's liability insurance association, labor inspectorate, occupational safety and
health authority).
During all conversions, maintenance work and inspections, make certain that the voltage supply is
interrupted and protected against being restarted again.
Only have work on the electrical system and electronics performed by a competent person.
Make certain that the safety relay is correctly connected and that the protective function of the protec
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tive device is ensured.
Make certain that, during all conversions, maintenance work and inspections, the system is securely
shut down and protected against being restarted again.
