Siemens SINAMICS G220 - Acyclic Profidrive Communication; Acyclic Communication; Reading Parameter Values

14.4.7 Acyclic PROFIdrive communication
14.4.7.1 Acyclic communication
Description of function
The converter supports acyclic communication via B02E hex and B02F hex for PROFINET.
The maximum data length per job is 240 bytes.
14.4.7.2 Reading parameter values
Overview
To read a parameter value, the higher-level control sends a read job to the converter. After
receiving the read request, the converter sends its response to the higher-level control.
Description of function
Values in italics in the following tables mean that these values must be adapted to the speci󹪝c
request.
Table 14-6 Request to read parameters
Data block Byte n Bytes n + 1 n
Header Reference01hex ... FFhex 01hex: Read job 0
01 hex (ID of drive objects, for G120 al‐
ways=01hex)
Number of parameters (m) 2
Address, parameter1 Attribute
10hex: Parameter value
20hex: Parameter description
Number of the indices
00hex ... EAhex
(For parameters without index: 00hex)
4
Parameter number0001 hex ... FFFE hex 6
Number of the 1stindex0000 hex ... FFFE hex
(for parameters without index: 0000hex)
8
… …
Address, parameter2 … …
… … …
Address, parameter m … …
Functions
14.4PROFINET communication
SINAMICS G220 converter
370 Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB