
Configuring the fieldbus
6.1 Communication via PROFIBUS
Inverter with CU240B-2 and CU240E-2 Control Units
118 Operating Instructions, 01/2011, FW 4.4, A5E02299792B AB
Table 6- 16 Converter response to a read request
Data block Byte n Bytes n + 1 n
Reference (identical to a read request) 01 hex: Converter has executed the read
request.
81 hex: Converter was not able to completely
execute the read request.
0Header
01 hex Number of parameters (m)
(identical to the read request)
2
Format
02 hex: Integer8
03 hex: Integer16
04 hex: Integer32
05 hex: Unsigned8
06 hex: Unsigned16
07 hex: Unsigned32
08 hex: FloatingPoint
10 hex OctetString
13 hex TimeDifference
41 hex: Byte
42 hex: Word
43 hex: Double word
44 hex: Error
Number of index values or - for a negative
response - number of error values
4
Value of the 1st index or - for a negative response - error value 1
You can find the error values in a table at the end of this section.
6
Values, parameter 1
… …
Values, parameter 2 …
… …
Values, parameter m …
Comments to this Manuals