Beckhoff EP1908 User Manual

Operating instructions for EP1908 TwinSAFE EtherCAT Box with eight fail-safe inputs Version: 1.2.1 Date: 2015-03-11

Product description 8 EP1908-0002 3.2 Intended use WARNING Caution - Risk of injury! The TwinSAFE EtherCAT Box may only be used for the purposes d

Product description EP1908-0002 9 3.3 Technical data Product designation EP1908-0002 Fieldbus EtherCAT Number of inputs 8 Connecting the input

Product description 10 EP1908-0002 3.4 Safety parameters Key figures EP1908-0002 Lifetime [a] 20 Prooftest Intervall [a] not required 1) PFH 1.

Operation EP1908-0002 11 4 Operation Please ensure that the TwinSAFE Boxes are only transported, stored and operated under the specified conditio

Operation 12 EP1908-0002 4.1.3 Address settings on the TwinSAFE EtherCAT Box The TwinSAFE address of the box must be set using the three rotary s

Operation EP1908-0002 13 4.1.4 Mounting Note Protect connectors against soiling Protect all connections from contamination during module install

Operation 14 EP1908-0002 4.1.5 Connection 4.1.5.1 Tightening torque for plug connectors The plug connectors should be tightened with the recommen

Operation EP1908-0002 15 4.1.5.2 EtherCAT connection The EtherCAT Box (EPxxxx) has two M8 connectors marked green for the incoming and outgoing E

Operation 16 EP1908-0002 4.1.5.3 EtherCAT- Fieldbus LEDs LED displays LED Display Meaning IN L/A off no connection to the preceding EtherCAT

Operation EP1908-0002 17 4.1.5.5 Power Connection Two M8 connectors at the low-end of the modules are used for feeding and routing the supply vol

Operation 18 EP1908-0002 4.1.5.6 Status-LEDs for the power supply LED Display Meaning US (control voltage) off the power supply voltage, US,

Operation EP1908-0002 19 4.1.5.7 Signal connection M12 connection Contact Channel Signal 1 1 1 Pulse output 1 2 Input 1 3 2 Pulse outpu

Operation 20 EP1908-0002 Permitted cable length When connecting a single switching contact via a dedicated continuous cable (or via a non-metalli

Operation EP1908-0002 21 4.2 Operating modes Operating mode Description Single logic channel x/y Each channel is evaluated individually Asynchro

Operation 22 EP1908-0002 Operating mode Description Two channel encoder velocity control channel x/y Two-channel evaluation of the frequency. The

Operation EP1908-0002 23 4.3 EP1908 process image The process image of the EP1908-0002 consists of 6 bytes of input data and 6 bytes of output dat

Operation 24 EP1908-0002 4.4 Diagnostics 4.4.1 Run LED diagnostics The Run LED shows diagnostic information for the EP1908-0002. 4.4.1.1 Run LED

Operation EP1908-0002 25 4.4.2 Diagnostic objects The CoE objects indicate additional diagnostic information. CAUTION Do not change CoE objects!

Operation 26 EP1908-0002 Index Name Meaning Flags Default value 800E:0C Error in the safety mat operating mode: input pair disagree Bits Error

Operation EP1908-0002 27 4.5 EL1908 configuration in the TwinCAT System Manager CAUTION Do not change the register values! Do not change any of t

Table of contents EP1908-0002 1 Table of contents 1 Foreword 3 1.1 Notes on the manual 3 1.1.1 Disclaimer 3 1.1.2 Brands 3 1.1.3 Patents 3 1

Operation 28 EP1908-0002 4.5.3 Entering a TwinSAFE address and parameters in the System Manager The TwinSAFE address set at the rotary switch must

Operation EP1908-0002 29 The connection-specific parameters are set in the respective TwinSAFE connection on the Connection tab.

Operation 30 EP1908-0002 Safe parameters overview Parameter name Meaning Values FSoE_Address Address of the rotary switch or the setting in the

Operation EP1908-0002 31 4.5.3.1 EP1908-0002 configuration for light barriers, light grids, light curtains, etc. The EP1908-0002 also supports di

Operation 32 EP1908-0002 4.5.3.3 Configuration of the EP1908-0002 for mode Velocity Control Channel x The TwinSAFE EtherCAT Box also supports dire

Operation EP1908-0002 33 Read the corresponding current frequencies via CoE Online (0xA008:01 to 0xA008:08).

Operation 34 EP1908-0002 4.5.3.4 Configuration of the EP1908 for mode Two Channel Sync Velocity Control The TwinSAFE EtherCAT Box also supports di

Operation EP1908-0002 35 4.5.3.5 Configuration of the EP1908 for mode Two Channel Encoder Velocity Control The TwinSAFE EtherCAT Box also support

Operation 36 EP1908-0002 4.5.3.6 Configuration of the EP1908-0002 for mode Two Channel Async Velocity Control The TwinSAFE EtherCAT Box also suppo

Operation EP1908-0002 37 4.6 Maintenance The TwinSAFE EtherCAT boxes are maintenance free! WARNING Observe the specified environmental conditions

Table of contents 2 EP1908-0002 4.5 EL1908 configuration in the TwinCAT System Manager 27 4.5.1 Adding an EtherCAT device 27 4.5.2 Adding a EP19

Operation 38 EP1908-0002 4.7 Decommissioning DANGER Serious risk of injury! Bring the bus system into a safe, de-energized state before starting d

Appendix EP1908-0002 39 5 Appendix 5.1 Protection classes according to IP code Protection classes defining different degrees of protection are sp

Appendix 40 EP1908-0002 5.1 Beckhoff Support and Service Beckhoff and their partners around the world offer comprehensive support and service, maki

Appendix EP1908-0002 41 5.2 Certificate

Foreword EP1908-0002 3 1 Foreword 1.1 Notes on the manual This description is only intended for the use of trained specialists in control and aut

Foreword 4 EP1908-0002 1.2 Safety instructions 1.2.1 Delivery state All the components are supplied in particular hardware and software configura

Foreword EP1908-0002 5 1.2.3 Description of safety symbols The following safety symbols are used in these operating instructions. They are intend

System description 6 EP1908-0002 2 System description 2.1 EtherCAT Box Modules The EtherCAT system has been extended with EtherCAT Box mo

Product description EP1908-0002 7 3 Product description 3.1 EP1908-0002 The EP1908-0002 is an EtherCAT Box with digital inputs for 24 VDC encode