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Appendix

BK 7000

Register set of an

analog channel

User area

OFF SET

GA IN

Factory settings

Software

version

Type

0 Length

Type

Secondary process image

The significance of the registers and status bytes is explained in the data
sheets for the corresponding bus terminals. The construction of the module
is identical for bus terminals with more extensive signal processing.

Содержание ControlNet BK7000

Страница 1: ...ControlNet Coupler BK7000 Version 0 9 1 Last change 2006 10 30...

Страница 2: ...he peripheral data in the process image 12 Starting operation and diagnostics 14 Run times and reaction times 16 3 ControlNet coupler BK7000 in the ControlNet 17 Introducing the system 17 The transfer...

Страница 3: ...ecked for consistency with per formance 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...

Страница 4: ...ted 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 associa...

Страница 5: ...ven tional 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 sys tem with the functionality o...

Страница 6: ...et Powersupply Potential 00 X0 PE PE BECKHOFF 24V 0V BK7000 ControlNet 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 x10 x1 A B Bus couplers for various fieldbus systems You can use a variety of bus coupler...

Страница 7: ...y power to the peripherals The spring terminals are connected in pairs to the power contacts The power supply to the power contacts has no connec tion to the power supply of the bus couplers The power...

Страница 8: ...r the power supply to the electronic components of the K bus in the bus ter minals and for the exchange of data between the bus coupler and the bus terminals Part of the data exchange takes place via...

Страница 9: ...in to test the at tached bus terminals the bus terminal test and read in the configuration from which it constructs an internal structure list which is not accessible from outside If an error occurs t...

Страница 10: ...s the individual housings from being removed You can remove them without effort if you first release the latching mechanism by pulling the orange tab You should carry out work on the bus terminals and...

Страница 11: ...nning 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 used as protective earth or ground This contact stands proud for safety...

Страница 12: ...voltage capacity 500 Veff power contact supply voltage field bus Weight approx 170g Operating temperature 0 C 55 C Storage temperature 20 C 85 C Relative humidity 95 non condensing Vibration shock res...

Страница 13: ...fault settings the maximum value of the input output value is given by 7FFF hex Negative input output values such as 10V are repre sented as 8000 hex and intermediate values are correspondingly propor...

Страница 14: ...ocessing digital signals but is not sufficient for transferring values longer than eight bits such as analog values The various bus sys tems guarantee consistency to the required length It is importan...

Страница 15: ...free implies that commu nication with the fieldbus system is also operating correctly The red LED flashes at two different rates to indicate a fault whereby the specific error is encoded in the patte...

Страница 16: ...nfiguration 7 flashing red off viewed independently link fault or no MAC frames received 8 flashing green off viewed independently temporary channel error or listen only Lowest 9 steady green viewed i...

Страница 17: ...mpa ratively short and normally do not need to be considered The reaction time on the ControlNet depends on the NUT and the transfer rate K Bus reaction time The reaction time on K Bus is determined b...

Страница 18: ...on simply filters the data on the network medium for the appropriate identifier Many devices can receive the same produced piece of application information from a single producing device The determini...

Страница 19: ...Example station address 18 bottom rotary switch 1 top rotary switch 8 To ensure that the rotary switch setting is saved by the BK7000 it must be reset by briefing interrupting the power supply or by...

Страница 20: ...status 2 bytes transport header Net T O connection parameters network connection type Point To Point fixed variable Fixed priority Scheduled priority size No of bytes word aligned of the terminal bus...

Страница 21: ...fast 8 slow 17 slow 0x01 0x1010 Config buffer overflow fast 8 slow 18 slow 0x01 0x0315 Invalid segment in path fast 9 slow 1 slow 0x06 0x0000 Not all expected data sent in the connection path fast 9...

Страница 22: ...mplete ly without word alignment Rule 2 All complex terminals are mapped completely without word alignment Rule 3 Analog terminals are mapped with data only other complex terminals are mapped with dat...

Страница 23: ...be done only once If you aren t sure whether this has been done already skip to step 2 Select BK7000 from the list of communication products to add it to the con figuration If the BK7000 isn t in the...

Страница 24: ...stead of the assembly object the BK7000 in 1771 Mode sup ports two objects the rack object for digital terminals and the 1771 generic module for anlog terminals The input and output size of the digita...

Страница 25: ...annel digital output POS10 2 channel analog input POS11 2 channel analog output POS12 2 channel analog output POS13 2 channel analog input POS14 Power input terminal POS15 2 channel digital input POS1...

Страница 26: ...ts Relative byte address Bit position Process image in the control unit Position in the block 4 0 I4 POS02 4 1 I4 POS02 4 2 I4 POS03 4 3 I4 POS03 4 4 I4 POS04 4 5 I4 POS04 4 6 I4 POS05 4 7 I4 POS05 5...

Страница 27: ...bit 15 MSB is always 0 In this case the 12 bits of the analog value are represented in bit 14 to bit 3 The three least significant bits are of no im portance By configuration via the Profibus master...

Страница 28: ...Factory settings Software version Type 0 Length Type Secondary process image The significance of the registers and status bytes is explained in the data sheets for the corresponding bus terminals The...

Страница 29: ...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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