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Advanced commissioning
6.3 Drive control
6.3.6.2
Setting the address
Function description
Procedure
1. Using parameter p2021, set the address using an operator panel or SINAMICS G120 Smart
Access.
Permissible addresses: 1 ... 247.
2. Switch off the converter power supply.
3. Wait until all LEDs on the converter are dark.
4. Switch on the converter power supply again.
Your settings become active after switching on.
You have set the bus address.
❒
Parameters
Parameter
p2021
6.3.6.3
Telegram structure
Overview
A USS telegram comprises a series of elements with a defined sequence. Each element
contains 11 bits.
Figure 6-18
Telegram part
Start delay / re‐
sponse delay
STX
LGE
262
Description
Fieldbus interface address
Structure of a USS telegram
Description
There is always a start and/or response delay between two telegrams.
Telegram monitoring (Page 267)
An ASCII character (02 hex) indicates the beginning of the message.
The telegram length "LGE" is calculated as follows:
LGE = user data (n bytes) + ADR (1 byte) + BCC (1 byte)
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
Factory setting
0
SINAMICS G120X converter
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