Example: Telegram Structure For Cyclic Data Transmission - Siemens Sinamics S120 Function Manual

10.2.1.2

Example: telegram structure for cyclic data transmission

Task
The drive system comprises the following drive objects:
● Control Unit (CU_S)
● Active Infeed (A_INF)
● SERVO 1 (comprises a Single Motor Module and other components)
● SERVO 2 (comprises a Double Motor Module terminal X1 and other components)
● SERVO 3 (comprises a Double Motor Module terminal X2 and other components)
● Terminal Board 30 (TB30)
The process data is to be exchanged between the drive objects and the higher-level
automation system.
● Telegrams to be used:
Component and telegram structure
The predefined component structure results in the telegram structure shown in the following
diagram.
Figure 10-18 Component and telegram structure
You can check and change the sequence of the telegrams via p0978[0...15].
Drive functions
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
– Telegram 370 for Active Infeed
– Standard telegram 6 for servo
– User defined for Terminal Board 30
10.2 Communication via PROFIBUS DP
Communication
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