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1.2
Documentation issue status
Version Comment
3.0.0
• Foreword changed to Notes on the documentation [} 5] and For your safety [} 11]
• In chapter Technical data [} 17] link to download page of certificates added
• In chapter Technical data [} 17] "Power consumption U
• Service life [} 46] moved
• Maintenance and cleaning [} 47] and Decommissioning [} 48] adapted
• Appendix adapted and expanded
2.2.0
• Characteristic curve of the inputs added
• Note to earthing connection added
• Description U
2.1.1
• Technical data permissible air pressure expanded
2.1.0
• Chapter EP1908 process image added
2.0.0
• Migration and structural adaptation
• Reliability document updated
• Safety parameters updated
• Foreword revised
1.2.2
• Reliability document added
• Description of the test pulses added
• Reaction time updated in the technical data
1.2.1
• Certificate updated
1.2.0
• Company address amended
• Documentation versions added
• DateCode description added
• HFT and element classification according to EN 61508:2010 added
1.1.2
• Clock output currents in the technical data amended
• Notes regarding the M8 and M12 connectors expanded
1.1.1
• Reference to EN 60068-2-29 removed
1.1.0
• First released version
Currentness
Please check whether you are using the current and valid version of this document. The current version can
be downloaded from the Beckhoff homepage at http://www.beckhoff.de/twinsafe. In case of doubt, please
contact Technical Support (see Beckhoff Support and Service [} 10]).
Origin of the document
The original documentation is written in German. All other languages are derived from the German original.
Product features
Only the product properties specified in the current operating instructions are valid. Further information given
on the product pages of the Beckhoff homepage, in emails or in other publications is not authoritative.
EP1908
updated
S
Version: 3.0.0
Notes on the documentation
" changed in "Current consumption U
S
"
S
7
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