The CE marking is a mandatory European marking for certain product groups to indicate conformity with the essential health and safety requirements set out in European Directivices. To permit the use of a CE mark on a product, proof that the item meets the relevant requirements must be documented.
The Federal Communications Commission (FCC) is an independent United States government agency. The FCC was established by the Communications Act of 1934 and is charged with regulating interstate and international communications by radio, television, wire, satellite and cable. The FCC's jurisdiction covers the 50 states, the District of Columbia, and U.S. possessions.
The certificate shows, that a component/subsystem can be used in a specific application according to a requirement class (RC) or a integrity level (SIL). The system integrator and end user must always be aware of how to use certified components/subsystems in safety-related function, respectively a safety instrumented system. Because of the many different possibilities, how to configure a safety system, the end user must get the related information from the manufacturer of the certified component/subsystem. ISO 14001 is an international standard that specifies a process for controlling and improving a company's environmental performance.