Beckhoff TwinSAFE EL2912, Operating Instructions Manual

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Table of contents
EL2912 3 Version: 1.0.0
Table of contents
1 Foreword .................................................................................................................................................... 5
1.1 Notes on the documentation.............................................................................................................. 5
1.2 Safety instructions ............................................................................................................................. 6
1.2.1 Delivery state ..................................................................................................................... 6
1.2.2 Operator's obligation to exercise diligence ........................................................................ 6
1.2.3 Description of instructions.................................................................................................. 7
1.3 Documentation issue status .............................................................................................................. 7
1.4 Version history of the TwinSAFE product .......................................................................................... 7
2 System description ................................................................................................................................... 8
2.1 The Beckhoff EtherCAT Terminal system ......................................................................................... 8
2.1.1 EtherCAT Bus Coupler ...................................................................................................... 9
2.1.2 EtherCAT Terminals ........................................................................................................ 10
2.1.3 E-bus ............................................................................................................................... 10
2.1.4 Power contacts ................................................................................................................ 10
2.2 TwinSAFE........................................................................................................................................ 11
2.2.1 The I/O construction kit is extended safely ...................................................................... 11
2.2.2 Safety concept ................................................................................................................. 11
2.2.3 The fail-safe principle (Fail Stop) ..................................................................................... 12
3 Product description................................................................................................................................. 13
3.1 EL2912 - TwinSAFE terminal with two fail-safe outputs .................................................................. 13
3.2 Intended use .................................................................................................................................... 14
3.3 Technical data ................................................................................................................................. 16
3.4 Safety parameters ........................................................................................................................... 17
3.5 Safe output ...................................................................................................................................... 18
3.6 Fuse................................................................................................................................................. 18
3.7 Dimensions ...................................................................................................................................... 18
3.8 Using the integrated TwinSAFE Logic functions ............................................................................. 19
3.9 Project design limits for the EL2912 ................................................................................................ 19
4 Operation.................................................................................................................................................. 21
4.1 Environmental conditions ................................................................................................................ 21
4.2 Installation ....................................................................................................................................... 21
4.2.1 Safety instructions ........................................................................................................... 21
4.2.2 Transport / storage .......................................................................................................... 21
4.2.3 Mechanical installation..................................................................................................... 21
4.2.4 Electrical installation ........................................................................................................ 27
4.3 Configuration of the terminal in TwinCAT ........................................................................................ 32
4.3.1 Inserting a Bus Coupler ................................................................................................... 32
4.3.2 Inserting a Bus Terminal.................................................................................................. 32
4.3.3 Adding an EL2912 ........................................................................................................... 32
4.3.4 Address settings on TwinSAFE terminals with 1023 possible addresses ....................... 33
4.3.5 Alias devices.................................................................................................................... 34
4.3.6 EL2912 parameters in TwinCAT...................................................................................... 35
4.3.7 EL2912 process image .................................................................................................... 37