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Cyclic process data (setpoints / actual values) are processed using interfaces IF1 and IF2.
The following interfaces are used:
● Onboard interfaces of the Control Unit for PROFIBUS DP or PROFINET.
● An optional interface (COMM BOARD) for PROFINET (CBE20) or CANopen (CBC10) for
insertion in the Control Unit.
Parameter p8839 is used to set the parallel use of the Control Unit onboard interfaces and
COMM - BOARD in the SINAMICS system. The functionality is assigned to interfaces IF1 and
IF2 using indices.
For example, the following applications are possible:
● PROFIBUS DP for control and PROFINET to acquire
actual values / measured values of the drive
● PROFIBUS DP for control and PROFINET for engineering only
● Mixed mode with two masters (the first for logic and coordination and the second for
technology)
● SINAMICS Link via IF2 (CBE20); standard telegrams and PROFIsafe via IF1
● Operation of redundant communication interfaces
Assignment of communication interfaces to cyclic interfaces
With the factory setting p8839 = 99, the communication interfaces are permanently assigned
to one of the cyclic interfaces (IF1, IF2), depending on the communication system, e.g.
PROFIBUS DP, PROFINET, or CANopen.
The assignment to the cyclic interfaces can essentially be freely defined by user
parameterization for the parallel operation of the communication interfaces.
Properties of the cyclic interfaces IF1 and IF2
Table A-4
Properties of the cyclic interfaces IF1 and IF2
Feature
IF1
IF2
Setpoint (BICO signal source)
r2050, r2060
r8850, r8860
Actual value (BICO signal sink)
p2051, p2061
p8851, p8861
Table A-5
Implicit assignment of hardware to the cyclic interfaces for p8839[0] = p8839[1] = 99
Plugged hardware interface
IF1
IF2
No option, only use Control Unit onboard interface
(PROFIBUS, PROFINET or USS)
Control Unit onboard
--
CU320-2 DP with CBE20 (optional PROFINET in‐
terface)
COMM BOARD
Control Unit onboard
PROFIBUS or Control
Unit onboard USS
Communication
A.1 Communication
Industrial Security
Configuration Manual, 08/2017, A5E36912609A
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Страница 6: ...Table of contents Industrial Security 6 Configuration Manual 08 2017 A5E36912609A ...
Страница 8: ...Introduction Industrial Security 8 Configuration Manual 08 2017 A5E36912609A ...
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Страница 222: ...Communication A 1 Communication Industrial Security 222 Configuration Manual 08 2017 A5E36912609A ...
Страница 224: ...Service Support Industrial Security 224 Configuration Manual 08 2017 A5E36912609A ...