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SERCOS Coupler 

( Serial Real Time Communication System )

 

BK7500

 

Valid for all BK75xx Bus Coupler 

 

 
 
 
Technical Hardware Documentation 
 
 
 
Version 1.1 
2006-10-30

 

Содержание BK75 series

Страница 1: ...SERCOS Coupler Serial Real Time Communication System BK7500 Valid for all BK75xx Bus Coupler Technical Hardware Documentation Version 1 1 2006 10 30...

Страница 2: ...9 Mechanical construction and mounting 11 Electrical data 13 The peripheral data in the process image 14 Starting operation and diagnostics 17 Terminal bus error 18 Fieldbus error 18 Setting the Tran...

Страница 3: ...cked for consistency with performance data standards or other characteristics None of the statements of this manual represents a guarantee Garantie in the meaning of 443 BGB of the German Civil Code o...

Страница 4: ...ed and nullify the liability of Beckhoff Automation GmbH Description of safety symbols The following safety symbols are used in this documentation They are intended to alert the reader to the associat...

Страница 5: ...ventional terminal as the cabling level in the switch cabinet the switch cabinet can be made smaller The Beckhoff bus terminal system combines the advantages of a bus system with the functionality of...

Страница 6: ...couplers to attach the electronic terminal row quickly and easily to the various fieldbus systems and you can also subsequently convert to a different fieldbus system The bus coupler deals with all t...

Страница 7: ...ring terminals are connected in pairs to the power contacts The power supply to the power contacts has no connection to the power supply of the bus couplers The power input is designed to permit volta...

Страница 8: ...nd the bus terminals are effected by gold contacts at the right hand side of the bus coupler When the bus terminals are plugged together these gold contacts automatically complete the connection to th...

Страница 9: ...data telegrams are now also sent Each slave has its own station address The slave answers with a drive telegram AT and in this way indicates its readiness for changing the phase to communication phase...

Страница 10: ...e data for all the slave devices Because of different configurations the data length can vary Drive Telegram AT Each slave sends its output data in the appropriate time slot The telegram contains its...

Страница 11: ...us coupler and the various bus terminals onto a supporting 35mm C rail and a locking mechanism then prevents the individual housings from being removed You can remove them without effort if you first...

Страница 12: ...rminal interrupts the series of power contacts and constitutes the beginning of a new track The bus coupler can also be used to supply power to the power contacts The power contact labeled PE can be u...

Страница 13: ...00 Plug connection F SMA Norm IEC 872 2 Z1003 for Z1100 Baud rate 2 or 4 Mbaud 8 and 16 Mbaud in preparation Voltage of the power contact 24V DC AC Power contacts current drawn 10 A Electric strength...

Страница 14: ...ngs the maximum value of the input output value is given by 7FFF hex Negative input output values such as 10V are represented as 8000 hex and intermediate values are correspondingly proportional to on...

Страница 15: ...s RS232 SSI sensor interface Overview of the subdivision of the process image in the bus coupler Output data in the bus coupler O0 byte oriented data Ox Ox 1 bit oriented data Ox y Input data in the b...

Страница 16: ...adequate for processing digital signals but is not sufficient for transferring values longer than eight bits such as analog values The various bus systems guarantee consistency to the required length...

Страница 17: ...LED indicates the 24 V supply of the bus coupler The right hand LED signals the supply to the power contacts Local errors Two LEDs the I O LEDs in the area below the field bus status LEDs referred to...

Страница 18: ...ror No terminal connected attach terminals One of the terminals is defective halve the number of terminals attached and check whether the error is still present with the remaining terminals Repeat unt...

Страница 19: ...eld bus must access the bus coupler and the controller software must clear a cyclical trigger The green I O LED indicates access to the internal K bus and is reset after 100 ms The bus coupler queries...

Страница 20: ...rmation 20 BK7500 Setting the Station Address DIP switchh In the BK7500 the station address must be set at the coupler s DIP switch Example DIP Bit 1 8 2 0 0 1 0 2 2 3 0 4 0 5 2 6 2 7 201 1 0 0 8 0 0...

Страница 21: ...on from the slaves drive telegram and sends the output information to the slaves master data telegram A high data throughput is not in itself sufficient for successful use of a bus system Ease of hand...

Страница 22: ...0010 Current table Uint 16 read none Meaning This parameter allows a table to be selected in the Bus Coupler See also the section on the register structure It can also be selected in the MDT IDN Name...

Страница 23: ...e IDN Read Write IDN I O base 00000 Meaning This operating data contains the IDN of the first I O data channel i e the IDN of the channel container for this I O data channel The controller reads this...

Страница 24: ...KL5xxx strict compact 0x8007 16 bit data KL6xxx standard 0x8004 16 bit data KL6xxx alternative 0x8004 16 bit data IDN Name Type Attrib utes Default value Function S 2 0002 Channel IDN list IDN I O da...

Страница 25: ...efault value Function S 0 0185 Length of the data in the AT Read 0x Meaning Shows in the operating data the maximum length in bytes of the configurable data in the drive telegram IDN Name Type Attrib...

Страница 26: ...0 drive 1 0 I O station 0 1 mixed station Bit 0 1 1 1 reserved 0 device specified by the SERCOS working circle Bit 15 1 device specified by the manufacturer IDN Name Type Attrib utes Default value Fu...

Страница 27: ...plastic optical fibre with PU cladding Number of stations 254 stations in the ring with plastic optical fibre 0 3 m to 45 m Min bending radius 3 cm Transmission rate 2 4 8 Mbit s or 16 Mbit s Plug co...

Страница 28: ...must be checked Connect the BK7500 SERCOS Coupler to the SERCOS Master with the optical fibre The master s sender must be connected to the receiver at the BK7500 and the sender at the coupler must be...

Страница 29: ...n 1 Status Terminal Kl3062 UINT 16 S 2 0010 Chn 2 Data Terminal KL3062 UINT 16 S 2 0015 Chn 2 Status Terminal Kl3062 UINT 16 S 2 0040 Chn 1 16 Data All digital Input UINT 16 Configuration of the MDT S...

Страница 30: ...Compact Mode 0 1 UINT 16 0x0000 strict each clamp channel gets its own I O channel S 0 0291 I O Base UINT 16 0x1000 Pointer on the IDN S 1 0000 S 1 0000 Database UINT 16 0x2000 Pointer to the first I...

Страница 31: ...14 Diagnostic LEDs 15 DIP switch 18 End terminal 3 Example 26 Fiber optic conductor 25 Interfaces 5 K bus 3 11 Plugs 25 Power contacts 5 Power supply 5 Starting operation 15 If you have suggestions t...

Страница 32: ...here Beckhoff Headquarters Beckhoff Automation GmbH Eiserstr 5 33415 Verl Germany phone 49 0 5246 963 0 fax 49 0 5246 963 198 e mail info beckhoff com web www beckhoff com Beckhoff Support Support off...

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