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Appendix
A.1 Certificates and guidelines
EMC directive
AC voltage supply
The devices with AC voltage supply fulfill the requirements of the EC directive 89/336/EEC
Electromagnetic Compatibility and are intended for the following fields of application in
accordance with the CE marking:
Area of application
Industry
The device is also compliant with EN 61000-3-2:2000, harmonic currents and EN 61000-3-
3:1995/A1:2001 voltage fluctuation and flicker.
Low Voltage Directive
The devices complies with the requirements of the EC directive 73/23/EEC "Low Voltage
Directive." Conformance with this standard has been verified according to EN 60950.
Declaration of conformity
The EC declaration of conformity and the corresponding documentation are made available
to authorities in accordance with the EC directive stated above. Your sales representative
can provide these on request.
Installation guidelines
Adhere to the installation guidelines and safety instructions given in this documentation
during commissioning and operation.
Connecting peripherals
The requirements regarding noise immunity according to EN 61000-6-2:2001 are met when
you connect an I/O device suitable for an industrial environment. Always use shielded cables
to connect peripherals.
A-2
Requirement for
Emitted interference
EN 50022:1998
EN 61000-6-4: 2001
Operating Instructions, Release 04/2006, A5E00798484-01
Noise immunity
EN 50024:1998/A1:2001
EN 61000-6-2: 2001
SIMATIC Panel PC 577
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