Siemens SIMATIC Distributed I/O System DP/ASi Link Manual page 111

EMC Directive SIMATIC products are designed to operate in an industrial environment.
With a one-shot approval, SIMATIC products may also be used for domestic
purposes (domestic, business and industry, small enterprises). The one-shot
approval has to be obtained from an authority or test center. In Germany,
one-shot approvals are issued by the Federal Office for Posts and Telecom-
munications (Bundesamt für Post und Telekommunikation) and its branch
offices.
PNO
The DP/ASi link meets the requirements of the PNO (PROFIBUS Users' Or-
ganization).
UL approval
UL Recognition Mark
Underwriters Laboratories (UL) in accordance with
Standard UL 508, File No. 116536
CSA approval
CSA Certification Mark
Canadian Standard Association (CSA) in accordance with
Standard C22.2 No. 142, File No. LR 48323
FM approval
Factory Mutual Approval Standard Class Number 3611, Class I, Division 2,
Groups A, B, C, D.
Warning
!
Persons and equipment may come to harm.
In hazardous areas persons and equipment may come to harm if you discon-
nect connectors during routine operation.
De-energize the distributed I/O system in hazardous areas before disconnect-
ing connectors.
Distributed I/O System DP/ASi Link
EWA 4NEB 710 6055-02b
Application
Radio Interference
Industry EN 50081-2 : 1993
Domestic One-shot approval
Technical Data
Requirement for
Noise Immunity
EN 50082-2 : 1995
EN 50082-1 : 1992
A-3