Beckhoff ELX3252, Operating Manual

Page 1: ...Operating manual EN ELX3252 Two channel analog intput terminal for potentiometers 16 Bit Ex i 2020 07 01 Version 1 0 0 ...

Page 2: ......

Page 3: ... conditions of use for ELX terminals 15 3 2 Installation notes for ELX terminals 15 3 3 Arrangement of ELX terminals within a bus terminal block 17 3 4 Installation position and minimum distances 20 3 5 Installation of ELX terminals on mounting rails 21 3 6 Connection 23 3 6 1 Connection system 23 3 6 2 Wiring 24 3 6 3 Proper line connection 25 3 6 4 Shielding and potential separation 25 3 6 5 Con...

Page 4: ...Table of contents ELX3252 4 Version 1 0 0 ...

Page 5: ...ation of products that have already been supplied may be made on the basis of the data diagrams and descriptions in this documentation Trademarks Beckhoff TwinCAT EtherCAT EtherCAT G EtherCAT G10 EtherCAT P Safety over EtherCAT TwinSAFE XFC XTS and XPlanar are registered trademarks of and licensed by Beckhoff Automation GmbH Other designations used in this publication may be trademarks whose use b...

Page 6: ...trained specialists in control automation and drive engineering who are familiar with the applicable national standards Description of instructions In this documentation the following instructions are used These instructions must be read carefully and followed without fail DANGER Serious risk of injury Failure to follow this safety instruction directly endangers the life and health of persons WARN...

Page 7: ...Foreword ELX3252 7 Version 1 0 0 1 3 Documentation Issue Status Version Comment 1 0 0 Technical data and cover picture updated 0 2 Technical data updated 0 1 First preliminary version ...

Page 8: ...with each revision there is usually a description ESI EtherCAT Slave Information in the form of an XML file which is available for download from the Beckhoff website The revision has been applied to the terminals on the outside see ELX1052 with date code 3218FMFM BTN 10000100 and Ex marking The hyphen is omitted in the labeling on the side of the terminal Example Name ELX1052 0000 Label ELX1052 00...

Page 9: ... a unique Beckhoff Traceability Number BTN Ex marking The Ex marking can be found at the top left on the terminal II 3 1 G Ex ec ia Ga IIC T4 Gc II 1 D Ex ia Da IIIC I M1 Ex ia Ma I IECEx BVS 18 0005X BVS 18 ATEX E 005 X Examples Fig 1 ELX2008 0000 with date code 2519HMHM BTN 0001f6hd and Ex marking ...

Page 10: ...Foreword ELX3252 10 Version 1 0 0 Fig 2 ELX9560 0000 with date code 12150000 BTN 000b000 and Ex marking ...

Page 11: ...Foreword ELX3252 11 Version 1 0 0 Fig 3 ELX9012 with date code 12174444 BTN 0000b0si and Ex marking ...

Page 12: ...52 analog input terminal is suitable for operation in zone 2 and in not explosive areas It allows the direct connection of potentiometers located in hazardous areas classified Zone 0 20 or 1 21 A stabilized power supply via power contacts of the ELX9560 power supply terminal and the ratiometric measurement of the input voltage offer the preconditions for precise measurement ...

Page 13: ...ration settings required Distributed Clocks no Bit width in the process image 2 x 16 bit input Special features open circuit detection activatable filters Weight app 70 g Permissible ambient temperature range during operation 25 C 60 C Permissible ambient temperature range during storage 40 C 85 C Permissible relative humidity 95 no condensation Permissible air pressure operation storage transport...

Page 14: ...eld devices from hazardous areas The intended field of application is data acquisition and control tasks in discrete and process engineering automation taking into account explosion protection requirements The ELX terminals are protected by the type of protection Increased safety Ex e according to IEC 60079 7 and must only be operated in hazardous areas of Zone 2 or in non hazardous areas The fiel...

Page 15: ... from the bus terminal system if all supply voltages have been switched off or if a non explosive atmosphere is ensured The connections of the ELX9560 power supply terminal may only be connected or disconnected if all supply voltages have been switched off or if a non explosive atmosphere is ensured The fuses of the EL92xx power feed terminals may only be exchanged if all supply voltages have been...

Page 16: ... g through the ventilation slots in the housing Use only the openings provided in the housing front and appropriate tools to actuate the spring loaded terminal contacts on the front side for attaching connection cables to the terminal see chapter Wiring 24 The opening of the housing the removal of parts and any mechanical deformation or machining of an ELX terminal are not permitted If an ELX term...

Page 17: ...e right of an ELX9560 nor to the left of any ELX signal terminal The last terminal of each ELX segment is to be covered by an ELX9012 bus end cover unless two ELX9410 power supply terminals are installed in direct succession for continuing the same terminal seg ment with standard Beckhoff EtherCAT terminals e g EL ES EK Examples for the arrangement of ELX terminals Fig 5 Valid arrangement of the E...

Page 18: ...upply terminal Fig 9 Invalid arrangement missing ELX9560 power supply terminal Fig 10 Invalid arrangement terminal that does not belong to the ELX series within the ELX terminal segment Fig 11 Invalid arrangement second ELX9560 power supply terminal within the ELX terminal segment without an upstream ELX9410 ...

Page 19: ...When configuring the ELX terminal segment please note the maximum available output current of the ELX9560 power supply terminal in accordance with the specified technical data If required an additional power supply terminal ELX9560 with an upstream ELX9410 connected see mounting examples must be installed or a completely new terminal block must be assembled ...

Page 20: ...s through convection The direction indication down corresponds to the direction of positive acceleration due to gravity Minimum distances Observe the following minimum distances to ensure optimum convection cooling above and below the ELX terminals 35 mm required besides the bus terminal block 20 mm recommended Fig 13 Installation position and minimum distances WARNING Observe the minimum separati...

Page 21: ...t attach the fieldbus coupler to the mounting rail 2 The bus terminals are now attached on the right hand side of the fieldbus coupler Join the compo nents with tongue and groove 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 and then pushed together without tongue and groove the connection wil...

Page 22: ...ithin a bus terminal block The electric connections between the Bus Coupler and the Bus Terminals are automatically realized by joining the components The six spring contacts of the E Bus deal with the transfer of the data and the supply of the Bus Terminal electronics The power contacts deal with the supply for the field electronics and thus represent a supply rail within the bus terminal block T...

Page 23: ...mple assembly High Density Terminals HD Terminals Fig 17 High Density Terminals The Bus Terminals from these series with 16 connection points are distinguished by a particularly compact design as the packaging density is twice as large as that of the standard 12 mm Bus Terminals Massive conductors and conductors with a wire end sleeve can be inserted directly into the spring loaded terminal point ...

Page 24: ...wdriver or move it alternately don t toggle 2 The wire can now be inserted into the round terminal opening without any force 3 The terminal point closes automatically when the pressure is released holding the wire securely and permanently Observe the requirements for connecting cables and cross sections according to IEC 60079 7 and IEC 60079 11 See the following tables for the suitable wire size w...

Page 25: ...er terminal point When using fine wire conductors it is recommended to connect them with wire end sleeves in order to establish a safe conductive connection In addition make sure that the pin assignment is correct to prevent damage to the ELX terminals and the connected devices 3 6 4 Shielding and potential separation Shielding Encoder analog sensors and actors should always be connected with shie...

Page 26: ...t Fig 19 ELX3252 Contact assignment Terminal point Description Name No R1 1 potentiometer 1 feed A RL1 2 potentiometer 1 tab RL2 3 potentiometer 2 tab R2 4 potentiometer 2 feed A R1 5 potentiometer 1 feed B 6 not implemented 7 not implemented R2 8 potentiometer 2 feed B ...

Page 27: ... different standard settings set single flash State of the EtherCAT State Machine SAFEOP verification of the Sync Manager channels and the distributed clocks Outputs remain in safe state on State of the EtherCAT State Machine OP normal operating state mailbox and process data communication is possible Error LED1 red Fault indication in the event of broken wire or undershooting or overshooting of t...

Page 28: ...d of certification are marked by this sign 2 UL certification according to UL508 with limited power consumption The current consumed by the de vice is limited to a max possible current consumption of 4 A Devices with this kind of certification are marked by this sign Almost all current EtherCAT products as at 2010 05 are UL certified without restrictions Application If terminals certified with res...

Page 29: ...X series may only be used in potentially explosive areas of Class I Division 2 Group A B C D or in non explosive areas WARNING Consider the Control Drawing ELX documentation When installing the I O modules of the ELX series be sure to read the Control Drawing ELX documentation which is available for download on https www beckhoff de english download ethercat htm ...

Page 30: ...ff components there Beckhoff Headquarters Beckhoff Automation GmbH Co KG Huelshorstweg 20 33415 Verl Germany Phone 49 5246 963 0 Fax 49 5246 963 198 e mail info beckhoff com Beckhoff Support Support offers you comprehensive technical assistance helping you not only with the application of individual Beckhoff products but also with other wide ranging services support design programming and commissi...

Page 31: ... at the end of the ELX terminal segment 17 Fig 7 Valid arrangement multiple power supplies by ELX9560 each with an upstream ELX9410 17 Fig 8 Valid arrangement ELX9410 in front of an ELX9560 power supply terminal 18 Fig 9 Invalid arrangement missing ELX9560 power supply terminal 18 Fig 10 Invalid arrangement terminal that does not belong to the ELX series within the ELX terminal segment 18 Fig 11 I...

Page 32: ......

Page 33: ...Beckhoff Automation GmbH Co KG Hülshorstweg 20 33415 Verl Germany Phone 49 5246 9630 info beckhoff com www beckhoff com More Information www beckhoff com ELX3252 ...