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10/262/97

MOVIDRIVE

Drive Inverters

Manual

DFC11A CAN Bus Fieldbus Interface

Edition 04/98

Содержание MOVIDRIVE DFC11A

Страница 1: ...10 262 97 T MOVIDRIVE Drive Inverters Manual DFC11A CAN Bus Fieldbus Interface Edition 04 98 0919 1313 0698 UL C UL...

Страница 2: ...The fieldbus option provides you with a communications system which allows you to match the MOVIDRIVE drive inverter to the specifics of your application to a very high degree As with all bus systems...

Страница 3: ...1 1 Synchronization Message 13 3 1 2 Process Data Messages 13 3 1 3 Parameter Messages 14 3 2 Configuration Examples 14 3 2 1 Configuration Example 1 14 3 2 2 Configurating Example 2 16 4 Parameter S...

Страница 4: ...RIVE drive inverter with the DFC11A CAN bus option can be connected to and controlled from higher level automation systems via the standardized CAN bus system MOVIDRIVE and CAN Bus The drive inverter...

Страница 5: ...A rapid stop will be practical for many applications but it is also possible to freeze the last setpoints so that the drive can continue with the last valid setpoints e g con veyor belt As the functio...

Страница 6: ...e option pcb more often than necessary and hold only by the edges Do not touch components Procedure for Fitting the Option PCB Disconnect inverter supply Switch off mains and if applicable 24 V supply...

Страница 7: ...looped directly in the connector 01012AEN Fig 3 Cabling of the CAN bus viewed from above The following Figure shows the pin assignment of the 9 pin type D connector female which complies with CiA CAN...

Страница 8: ...an area as possible Connect the shielding at both ends of the bus cable Do not lay signal and bus cables parallel to power cables motor cables but wherever possible in separate cable conduits In an i...

Страница 9: ...nds can be connected via an additional two leads The maximum cable length depends on the set baud rate Use the formula below to calculate the maximum cable length The following figure shows the relati...

Страница 10: ...h which is to be set at OFF The bottom switch of the block connects the 120 terminating resistor for the bus cable This terminating resistor is required for the first and the last inverter on the bus...

Страница 11: ...of MOVILINK messages via the CAN bus The meaning of the LEDs is shown in the table below 01242AEN Fig 6 Diagnostic LEDs for CAN bus Table 2 Meaning of the CAN bus diagnostic LEDs LED name Colour State...

Страница 12: ...ls Table 3 Setting the identifiers The examples in Sections 3 2 1 and 3 2 2 illustrate this setup 00003AEN Fig 7 Setting the identifiers Identifier Message Type 8 Basic ID 0 Reserved 8 Basic ID 1 Rese...

Страница 13: ...xed time interval A distinction is made between synchronous and asynchronous process data The synchronous process data are sent at specific times within the given time interval The master control can...

Страница 14: ...xample for configuration 1 Fig 9 shows the system to be configured The DIP switch settings are shown enlarged First of all set the process data length and the baud rate on all the drive inverters This...

Страница 15: ...Output Data message PO 4 Basic ID x 8 4 Process Input Data message PI 5 Basic ID x 8 5 Process Output Data message synchronized PO sync 515 Basic ID x 8 512 3 Parameter Response message 516 Basic ID...

Страница 16: ...rters In this example the drive inverters are assigned the basic ID in accordance with Table 6 Table 6 Assignment of basic IDs for the drive inverters As you can see you need not observe a specific or...

Страница 17: ...sic ID x 8 5 Process Output Data message synchronized PO sync 779 Basic ID x 8 512 3 Parameter Request message 780 Basic ID x 8 512 4 Parameter Response message 2 Basic ID 17 139 Basic ID x 8 3 Proces...

Страница 18: ...er Message Setting the parameters of field units using fieldbus systems which do not provide an application layer requires the emulation of the most important functions and services such as READ and W...

Страница 19: ...s Handshake bit 6 0 Asynchronous response to the Synchronization message Handshake bit 6 1 Synchronous response to the Synchronization message in the first millisecond Status bit 7 indicates whether t...

Страница 20: ...ror code is entered in the data area of the parameter message Fig 18 Bytes 4 7 provide the return code in a structured format see MOVILINK Communica tions Profile Manual MD0233AE Fig 18 Structure of t...

Страница 21: ...stment via CAN 4 1 4 Parameter Data Format When setting parameter via the fieldbus interface the same parameter coding is used as when setting them via the RS 232 and RS 485 serial interfaces For deta...

Страница 22: ...ror code Additional code These return codes are described in detail in the MOVILINK Communications Profile Manual 5 1 Special Cases The fieldbus software describes errors during parameter setting whic...

Страница 23: ...A Option Number of process data words DIP switch selectable 1 2 or 3 process data words Baud rate DIP switch selectable 125 250 500 or 1000 Kbit sec ID 3 1020 Basic ID DIP switch selectable 0 63 Conne...

Страница 24: ...sion with manufacturing and assem bly plants in most major industrial countries We are available wherever you need us Worldwide SEW EURODRIVE GmbH Co P O Box 30 23 D 76642 Bruchsal Germany Tel 49 7251...