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Operating Instructions for

EL1918

TwinSAFE Terminal with 8 digital fail-safe inputs

1.2.0
2018-11-05

Version:
Date:

Summary of Contents for EL1918

Page 1: ...Operating Instructions for EL1918 TwinSAFE Terminal with 8 digital fail safe inputs 1 2 0 2018 11 05 Version Date...

Page 2: ......

Page 3: ...he fail safe principle Fail Stop 13 3 Product description 14 3 1 EL1918 TwinSAFE Terminal with 8 digital fail safe inputs 14 3 2 Intended use 15 3 3 Technical data 17 3 4 Safety parameters 18 3 5 Safe...

Page 4: ...4 5 Diagnosis 43 4 5 1 Status LEDs 43 4 5 2 Diagnostic LEDs 43 4 5 3 Flash code display 44 4 5 4 Diagnosis History 44 4 5 5 Diag History tab 47 4 6 Maintenance 48 4 7 Service life 49 4 8 Decommission...

Page 5: ...age in emails or in other publications is not authoritative Disclaimer The documentation has been prepared with care The products described are subject to cyclical revision For that reason the documen...

Page 6: ...on Modifications to hardware or software configurations other than those described in the documentation are not permitted and nullify the liability of Beckhoff Automation GmbH Co KG 1 2 2 Operator s o...

Page 7: ...ns NOTE Damage to the environment equipment or data loss Failure to follow this instruction can lead to environmental damage equipment damage or data loss Tip or pointer This symbol indicates informat...

Page 8: ...livered can be asserted from these hardware and or software changes A description of how a firmware software update can be performed can be found in chapter Firmware update of TwinSAFE products 50 Dat...

Page 9: ...EtherCAT Coupler and connected EtherCAT Terminals The EtherCAT Coupler forms the communication interface to the higher level controller while the EtherCAT Terminals form the interface to the sensors a...

Page 10: ...0 mm x 68 mm Mounting on 35 mm mounting rail EN 60715 with locking Attachable by double slot and key connection Fig 2 Bus Coupler EtherCAT Connection technology Bus Coupler Wiring Spring loaded system...

Page 11: ...wire Communication E bus Power contacts Up to 3 blade spring contacts Current load 10 A Nominal voltage Depending on terminal type typically 24 VDC 2 1 3 E bus The E bus is the data path within a ter...

Page 12: ...gic component Due to the enormous flexibility of the system several TwinSAFE logic components can also be operated simultaneously in a network 2 2 2 Safety concept TwinSAFE Safety and I O technology i...

Page 13: ...logic component Typically meet the requirements of IEC 61508 2010 up to SIL 3 and EN ISO 13849 1 2015 up to Category 4 PL e More detailed information can be found in the respective user documentation...

Page 14: ...sensors with potential free contacts for 24 VDC The TwinSAFE Terminal has 8 fail safe inputs With a two channel connection the EL1918 meets the requirements of IEC 61508 2010 SIL 3 and EN ISO 13849 1...

Page 15: ...s were developed for these tasks The EL1904 is an EtherCAT Terminal with 4 digital fail safe inputs The EL2904 is an EtherCAT Terminal with 4 digital fail safe outputs The EL6900 is an EtherCAT Termin...

Page 16: ...iguration for temperature measurement For the use of the TwinSAFE components according to EN 81 22 and EN 81 50 the conditions de scribed in the manuals for achieving category 4 according to EN ISO 13...

Page 17: ...100 mm x 68 mm Weight approx 50 g Permissible ambient temperature operation 25 C to 55 C note chapter Temperature measurement 23 Permissible ambient temperature transport storage 40 C to 70 C Permiss...

Page 18: ...ication is already considered with 1 of SIL3 according to the protocol specification 3 5 Safe input The safe inputs and associated clock outputs are implemented as a single channel for each module Thi...

Page 19: ...uct description EL1918 19 Version 1 2 0 3 6 Characteristic curve of the inputs The characteristic curve of the inputs is similar to type 3 according to EN 61131 2 Fig 5 Characteristic curve of the inp...

Page 20: ...Product description EL1918 20 Version 1 2 0 3 7 Dimensions Fig 6 EL1918 dimensions Width 12 mm side by side installation Height 100 mm Depth 68 mm...

Page 21: ...ere devices such as mobile phones radio equipment transmitters or high frequency systems that exceed the interference emissions limits specified in the standards are operated near Twin SAFE components...

Page 22: ...t be terminated on the right side with the EL9011 or EL9012 end cap to ensure the protection class and ESD protection Fig 7 Spring contacts of Beckhoff I O components 4 2 3 2 Control cabinet terminal...

Page 23: ...safety project is active which reads safe inputs and enables safe outputs during the measurement NOTE External heat sources radiant heat impaired convection The maximum permissible ambient temperatur...

Page 24: ...minals are connected behind an EtherCAT coupler or a power supply terminal the higher is the E Bus current which must be supplied by their power supply units As the current increases the waste heat of...

Page 25: ...ted directly to couplers or power supply terminals with high E Bus load The additional external heating of the TwinSAFE terminals by the adjacent power supply units increases the internal terminal tem...

Page 26: ...nals The following structure is thermally favorable since between the coupler power supply terminal and terminals with rather high waste heat terminals with low current consumption and thus rather low...

Page 27: ...oupler Join the compo nents with slot and key and push the terminals against the mounting rail until the lock clicks onto the mounting rail If the terminals are clipped onto the mounting rail first an...

Page 28: ...us The six spring contacts of the E bus deal with the transfer of the data and the supply of the Bus Terminal electronics NOTE Observe the E bus current Observe the maximum current that your Bus Coupl...

Page 29: ...damage on the terminal e g disruptive discharge to the PE line during insulation testing of a consumer with a rated voltage of 230 V For insulation testing disconnect the PE supply line at the Bus Co...

Page 30: ...For all other conductor types the terminal point must be opened with a screwdriver to establish the connection Connect the cables as follows 1 Open a terminal point by pushing a screwdriver straight...

Page 31: ...ut 8 Input 7 safe input 9 2 Input 2 clock output 10 Input 2 safe input 11 4 Input 4 clock output 12 Input 4 safe input 13 6 Input 6 clock output 14 Input 6 safe input 15 8 Input 8 clock output 16 Inpu...

Page 32: ...es routed in parallel can influence the signal form of the test pulses and thus cause diagnostic messages e g sensor errors or OpenLoad errors D Distance between the cable ducts should be as large as...

Page 33: ...ently set the terminals to the Fail Stop state or lead to unexpected behavior of the terminals 4 3 1 Inserting a Bus Coupler See TwinCAT automation software documentation 4 3 2 Inserting a Bus Termina...

Page 34: ...and 1023 are available DIP switch Address 1 2 3 4 5 6 7 8 9 10 ON OFF OFF OFF OFF OFF OFF OFF OFF OFF 1 OFF ON OFF OFF OFF OFF OFF OFF OFF OFF 2 ON ON OFF OFF OFF OFF OFF OFF OFF OFF 3 OFF OFF ON OFF...

Page 35: ...guration The connection and device specific parameters are set via the alias devices Fig 19 Starting the automatic import from the I O configuration If the automatic import is started from the I O con...

Page 36: ...as device it can be parameterized according to the user specifications The FSoE address is set under the Linking tab and the link to the physical device is created Fig 22 Linking tab of the alias devi...

Page 37: ...ab contains the parameters of the EL1918 to be set The parameters are set separately for each input Objects 0x8000 and 0x8001 are available for input 1 For all other inputs the CoE index is increased...

Page 38: ...error occurs in this module a module error is also set for all other modules of this TwinSAFE component for which this parameter is also set to TRUE 80x1 01 InputFilterTime 0x000A 0 1 ms Input filter...

Page 39: ...2 ErrAck OUT 0 1 Error acknowledge for safe input 2 FSIN Module 3 ErrAck OUT 0 2 Error acknowledge for safe input 3 FSIN Module 4 ErrAck OUT 0 3 Error acknowledge for safe input 4 FSIN Module 5 ErrAc...

Page 40: ...up to 255 CRCs in total 1 CRC is required for a TwinSAFE connection with 1 or 2 byte safe data Safe data per TwinSAFE connection maximum 126 byte telegram length 255 byte TwinSAFE blocks maximum 512 w...

Page 41: ...rd controller cycle time of the PLC NC RTLogic Reaction time of the logic terminal This is the cycle time of the logic terminal and typically ranges from 500 s to 10 ms for the EL6900 depending on the...

Page 42: ...to the communication interface This is detected by the logic following the watchdog time of the communication link This information should then be transferred to the output but a further communicatio...

Page 43: ...hes a logic error code applies Environment variables operating voltage and internal tests are outside the valid range If Diag 2 flashes an environment error code applies Diag 2 red Together with Diag...

Page 44: ...ply voltage C1 below minimum value 3 Maximum supply voltage C2 exceeded 4 Supply voltage C2 below minimum value 5 Maximum internal temperature exceeded 6 Internal temperature below minimum value 7 Val...

Page 45: ...45 Diagnosis Message 064 Diagnostic message 64 BYTE 32 RO 0 Structure of the diagnostic messages DiagCode 4 bytes in this case always 0x 0000 E000 Flags 2 bytes diagnosis type info warning or error t...

Page 46: ...SAFE device On the basis of the Text ID contained in the diagnostic message the corresponding plain text message can be found in the respective languages The parameters can be inserted in the appropri...

Page 47: ...ee structure and then selecting the Diag History tab Use the Update History button to fetch the current data from the TwinSAFE component Errors within the logic the function blocks the connections or...

Page 48: ...aintenance The TwinSAFE components are maintenance free Environmental conditions WARNING Observe the specified environmental conditions Please ensure that the TwinSAFE components are only stored and o...

Page 49: ...ar 2011 Software version 05 Hardware version 00 In addition the TwinSAFE terminals bear a unique serial number Fig 34 Unique serial number of a TwinSAFE terminal 4 8 Decommissioning DANGER Serious ris...

Page 50: ...mea sures if necessary DANGER Monitor the machine state It is necessary that you have control over the machine i e you can see it and thus ensure that it is in a safe state and that a firmware update...

Page 51: ...on 1 in the TwinCAT system to enter Config mode Confirm the query with OK 2 After that a further window appears which must be confirmed with Yes Ja 3 Deactivate the Free Run with No Nein 4 The system...

Page 52: ...nd select the command Firmware Update 8 in the command overview Fig 36 Firmware update of TwinSAFE products Part 2 In the place where you have stored the desired firmware version select the firmware f...

Page 53: ...components there Beckhoff Headquarters Beckhoff Automation GmbH Co KG Huelshorstweg 20 33415 Verl Germany Phone 49 0 5246 963 0 Fax 49 0 5246 963 198 e mail info beckhoff com Beckhoff Support Support...

Page 54: ...Appendix EL1918 54 Version 1 2 0 5 2 Certificates...

Page 55: ...nt 30 Fig 15 EL1918 connection 31 Fig 16 Cable routing 32 Fig 17 Adding an EL1918 33 Fig 18 Address settings on TwinSAFE terminals with 1023 possible addresses 34 Fig 19 Starting the automatic import...

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