WAGO SYSTEM 750 User Manual
Also see for I/O-SYSTEM 750: ManualManualTechnical descriptionUser's installation and configurationManual
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Contents
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92 Use in Hazardous Environments WAGO-I/O-SYSTEM 750750-493 3-Phase Power Measurement ModuleManualVersion 1.2.0Pos : 100.22 /Seri e 750 ( WAGO-I/O-SYSTEM)/Einsatz in Ex- Ber eichen/Bes ondere Bedingungen für den sicheren Ex-Betrieb g em. IEC- Ex-Zertifi kat TUN 12.0039 X_2013_2 @ 15\mod_1368620821493_21.doc x @ 119790 @ 3 @ 111.2.4 Special Conditions for Safe Use (IEC-Ex Certificate IECExTUN 12.0039 X)1. For use as Gc- or Dc-apparatus (in zone 2 or 22) the Field bus independentI/O Modules WAGO-I/O-SYSTEM 750-*** Ex i shall be erected in anenclosure that fulfils the requirements of the applicable standards (see themarking) IEC 60079-0, IEC 60079-11, IEC 60079-15, IEC 60079-31.For use as group I electrical apparatus M2 the apparatus shall be erected inan enclosure that ensures a sufficient protection according to IEC 60079-0and IEC 60079-1 and the degree of protection IP64.The compliance of these requirements and the correct installation into anenclosure or a control cabinet of the devices shall be certified by an ExCB.2. Measures have to be taken outside of the device that the rating voltage is notbeing exceeded of more than 40 % because of transient disturbances.3. The connecting and disconnecting of the non-intrinsically safe circuits isonly permitted during installation, for maintenance or for repair purposes.The temporal coincidence of explosion hazardous atmosphere andinstallation, maintenance resp. repair purposes shall be excluded.4. For the type the following shall be considered: The Interface circuits shallbe limited to overvoltage category I/II/III (non mains/mains circuits) asdefined in IEC 60664-1.Pos : 100.23 /D okumentati on allgemein/Gliederungsel emente/---Seitenwechsel--- @ 3\mod_1221108045078_0.doc x @ 21810 @ @ 1 |
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