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Mounting and wiring

KL3444, KL3448, KL3454 und KL3458

33

Version: 3.2.0

5.7

ATEX Documentation

Notes about operation of the Beckhoff terminal systems in potentially explosive ar-
eas (ATEX)

Pay also attention to the continuative documentation

Notes about operation of the Beckhoff terminal systems in potentially explosive areas (ATEX)

that is available in the download area of the Beckhoff homepage

http:\\www.beckhoff.com

!

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Summary of Contents for KL3444

Page 1: ...Documentation KL3444 KL3448 KL3454 und KL3458 four and eight channel analog input terminals 3 2 0 2019 10 16 Version Date...

Page 2: ......

Page 3: ...nstallation instructions for enhanced mechanical load capacity 24 5 4 Connection 25 5 4 1 Connection system 25 5 4 2 Wiring 27 5 4 3 Shielding 28 5 4 4 KL3444 Connection 28 5 4 5 KL3454 Connection 29...

Page 4: ...8 KL3454 und KL3458 4 Version 3 2 0 7 6 Examples of Register Communication 53 7 6 1 Example 1 reading the firmware version from Register 9 53 7 6 2 Example 2 Writing to an user register 54 8 Appendix...

Page 5: ...the modification 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 EtherC...

Page 6: ...tended for trained specialists in control automation and drive engineering who are familiar with the applicable national standards Description of instructions In this documentation the following instr...

Page 7: ...esponse filter IIR added Register description updated Description of the KS2000 configuration software updated 2 0 0 Eight channel bus terminals added KL3448 and KL3458 1 1 Connection of reference gro...

Page 8: ...duced step by step across all product groups Depending on the product it can be found in the following places on the packaging unit directly on the product if space suffices on the packaging unit and...

Page 9: ...ta identifiers are used by Beckhoff and serve internal processes Structure of the BIC Example of composite information from item 1 to 4 and 6 The data identifiers are marked in red for better display...

Page 10: ...12 bits and is transmitted in an electrically isolated form to the higher level automation device In the KL3444 Bus Terminal the four inputs are 2 wire versions and have a common ground potential Thi...

Page 11: ...tomation device In the KL3454 Bus Terminal the four inputs are 2 wire versions and have a common ground potential This reference ground of the inputs is connected to the 0 V power contact The 24 V pow...

Page 12: ...onsumption from the K bus typically 85 mA Bit width in process image Input 4 x 16 bit user data 4 x 8 bit control status optional Weight approx 55 g Dimensions W x H x D approx 15 mm x 100 mm x 70 mm...

Page 13: ...els Fig 4 KL3444 KL3454 Diagnostic LEDs Meaning of the LED displays LED Color Channel State on off Run1 green 1 normal operation A watchdog timer overflow has occurred The green LEDs go out if no proc...

Page 14: ...gher level automation device The KL3448 variant combines 8 channels in one housing and is particularly suitable for space saving installation in control cabinets The use of single conductor connection...

Page 15: ...tomation device The KL3458 variant combines 8 channels in one housing and is particularly suitable for space saving installation in control cabinets The use of single conductor connection technology e...

Page 16: ...the K bus typically 105 mA Bit width in process image Input 8 x 16 bit user data 8 x 8 bit control status optional Weight approx 55 g Dimensions W x H x D approx 15 mm x 100 mm x 70 mm Assembly on 35...

Page 17: ...of the terminal channels Fig 7 KL3448 Diagnostic LEDs Meaning of the LED displays LED Color Channel State on off Run 1 green 1 normal operation A watchdog timer overflow has occurred The green LEDs g...

Page 18: ...The eight red Error LEDs indicate the operating states of the terminal channels Fig 8 KL3458 Diagnostic LEDs Meaning of the LED displays LED Color Channel State on off Error 1 red 1 Channel current g...

Page 19: ...types can be selected via the feature register R32 e g signed amount representation Siemens output format Measured value Input data KL3444 KL3448 KL3454 KL3458 decimal hexadecimal 0 mA 4 mA 0 0x0000 1...

Page 20: ...Basic Function Principles KL3444 KL3448 KL3454 und KL3458 20 Version 3 2 0 The equations of the straight line are enabled via register R32 Fig 9 Signal processing...

Page 21: ...oid contact with highly insulating materials synthetic fibers plastic film etc Surroundings working place packaging and personnel should by grounded probably when handling with the devices Each assemb...

Page 22: ...ail 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 will not be operational Whe...

Page 23: ...ng the components The six spring contacts of the K Bus 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 ele...

Page 24: ...er feed points for testing these Power Feed Terminals can be released and pulled at least 10 mm from the group of terminals WARNING Risk of electric shock The PE power contact must not be used for oth...

Page 25: ...he strain relief and the wire connection should be kept as short as possible A distance of approx 10 cm should be maintained to the cable duct 5 4 Connection 5 4 1 Connection system WARNING Risk of el...

Page 26: ...individual connection wires when the connector is removed Conductor cross sections between 0 08 mm2 and 2 5 mm2 can continue to be used with the proven spring force technology The overview and nomencl...

Page 27: ...ernately 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...

Page 28: ...ultrasonically bonded conductors only 1 5 mm2 Wire stripping length 8 9 mm 5 4 3 Shielding Shielding Encoder analog sensors and actors should always be connected with shielded twisted paired wires 5 4...

Page 29: ...L3454 Connection Fig 19 KL3454 Connection Terminal point no Channel Name Connection for 1 1 Input 1 Input 1 signal 2 24 V Input 1 24 V 3 3 Input 3 Input 3 signal 4 24 V Input 3 24 V 5 2 Input 2 Input...

Page 30: ...on Fig 20 KL3448 KL3458 Connection Terminal point no Channel Name Connection for 1 1 Input 1 Input 1 signal 2 3 Input 3 Input 3 signal 3 5 Input 5 Input 5 signal 4 7 Input 7 Input 7 signal 5 2 Input 2...

Page 31: ...inst the rated operating voltage being exceeded by more than 40 due to short term interference voltages The individual terminals may only be unplugged or removed from the Bus Terminal system if the su...

Page 32: ...tect against the rated operating voltage being exceeded by more than 40 due to short term interference voltages The individual terminals may only be unplugged or removed from the Bus Terminal system i...

Page 33: ...ration of the Beckhoff terminal systems in potentially explosive ar eas ATEX Pay also attention to the continuative documentation Notes about operation of the Beckhoff terminal systems in potentially...

Page 34: ...the Fieldbus Box Modules can be prepared before the commissioning phase Later on this configuration can be transferred to the terminal station in the commissioning phase by means of a download For do...

Page 35: ...us Box modules directly online The same high level dialogs and register access are available for this purpose as in the configuration phase The KS2000 offers access to the process images of the bus co...

Page 36: ...r the connected fieldbus station In the example shown this is a BK9000 Bus Coupler for Ethernet a KL1xx2 Digital Input Terminal a KL3444 Analog Input Terminal a KL9010 Bus End Terminal Fig 22 Display...

Page 37: ...asks for the parameterization of the KL3444 can be found under Settings 37 ProcData displays the KL3444 process data in preparation 6 3 Settings The dialog mask for the parameterization of the KL3444...

Page 38: ...bled Threshold 1 active R32 9 52 You can activate the threshold 1 here default disabled Threshold 2 active R32 10 52 You can activate the threshold 2 here default disabled IIR filter active R32 11 52...

Page 39: ...44 KL3448 KL3454 und KL3458 39 Version 3 2 0 6 4 Register Under Register you can directly access the Registers of the KL3444 or KL3454 The meaning of the register is explained in the Register Overview...

Page 40: ...g whether the product is suitable for a particular application We accept no responsibility for the completeness and correctness of the source code contained in this document We reserve the right to mo...

Page 41: ...ng the program please refer to the terminal documentation or the EtherCAT system documentation The EtherCAT device of the example should usually be declared your present system After selection of the...

Page 42: ...on EtherCAT device within the solution explorer a context menu opens where Change NetId have to be selected The first 4 numbers of the NetId of the target computer have to be entered the both last va...

Page 43: ...are transferred in input data words DataIN1 to DataIN4 Output data words DataOUT1 to DataOUT4 are not used KL3408 and KL3468 as well as KL3448 and KL3458 KL3408 and KL3468 as well as KL3448 and KL345...

Page 44: ...tion about the contents of the individual bytes please refer to the pages Process image and Control and status byte Compact evaluation For compact evaluation the analog input terminals only occupy add...

Page 45: ...lete evaluation in Intel format with word alignment Default mapping for Lightbus and Ethernet coupler and Bus Terminal Controller BCxxxx BXxxxx Address Input data Output data Conditions Word offset Hi...

Page 46: ...r the channel address range to commence at a word boundary empty bytes are inserted into the process image as appropriate SB n Status byte for channel n appears in the input process image CB n Control...

Page 47: ...on off process data mode CB1 6 CB1 0 0bin reserved Status byte 1 in process data mode The status byte 1 SB1 is located in the input image 43 and is transmitted from terminal to the controller Bit SB1...

Page 48: ...CB1 6 R W 0bin Read access 1bin Write access CB1 5 CB1 0 Reg no Register number Enter here the number of the register that you wish to read with input data word DataIN1 43 or to write with output data...

Page 49: ...length 0x0098 152dec R ROM R13 50 Data structure data type register 0x0004 4dec R ROM R14 reserved R15 50 Alignment register e g 0x7F80 e g 32640dec R W RAM R16 50 Hardware version number e g 0x0000...

Page 50: ...sent Thus for example a shift register that is physically present can perfectly well consist of several signal channels R12 Minimum data length The particular byte contains the minimum data length for...

Page 51: ...dec Manufacturer scaling can be enabled via bit R32 1 52 of the feature register R21 over range limit OvRL Ya This limit value limits the maximum measuring range of the input terminal see equation 1 0...

Page 52: ...andard output format 0bin 1bin Siemens output format The three bits with the lowest value are used for displaying status information see be low R32 3 enSignRepr 0bin Two s complement representation is...

Page 53: ...0 Hz 0x0300 approx 50 Hz approx 25 Hz 0x0400 approx 20 Hz approx 10 Hz other No filter active 7 6 Examples of Register Communication The numbering of the bytes in the examples corresponds to the displ...

Page 54: ...ntains the code word 0x1235 for deactivating write protection Input Data answer of the bus terminal Byte 0 Status byte Byte 1 DataIN1 high byte Byte 2 DataIN1 low byte 0x9F 1001 1111bin 0xXX 0xXX Expl...

Page 55: ...dual bits before changing the values Input data response from the Bus Terminal Byte 0 Status byte Byte 1 DataIN1 high byte Byte 2 DataIN1 low byte 0xA0 1010 0000bin 0xXX 0xXX Explanation The terminal...

Page 56: ...0 5 to 0 0 specify the register number 31 with 01 1111bin The output data word byte 1 and byte 2 contains 0x0000 for reactivating write protection Input Data answer of the bus terminal Byte 0 Status b...

Page 57: ...tation for Beckhoff 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...

Page 58: ...3 Fig 13 Power contact on left side 24 Fig 14 Standard wiring 25 Fig 15 Pluggable wiring 26 Fig 16 High Density Terminals 26 Fig 17 Connecting a cable on a terminal point 27 Fig 18 KL3444 Connection 2...

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