Lenze PROFIBU PC-based Automation Manual de usuario Pagina 53

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DMS 2.2 EN 07/2011 TD17 L 53
Control technology | PROFIBUS communication manual
Function libraries
SysLibDPV1Hilscher.lib function library
8.4.4 Telegram examples of the PROFIdrive parameter data channel (DP-V1)
In the following, a parameter read order and a parameter write order for a Servo Drive 9400
are described.
8.4.4.1 Example of read request: Query heatsink temperature
The heatsink temperature of the Servo Drive 9400 is to be read.
Code to be read: C00061
Heatsink temperature: 43 °C
Parameter request
Parameter response to a correctly executed read request
Byte 1 Byte 2 Byte 3 Byte 4
Job reference Job identification Axis Number of indexes
0xXX 0x01 0x00 0x01
Request parameter for reading
Byte 5 Byte 6
Attribute Number of subindexes
0x10 0x00
Value No subindex
Byte 7 Byte 8 Byte 9 Byte 10
Index Subindex
High byte Low byte High byte Low byte
0x5F 0xC2 0x00 0x00
Index = 24575 - code no. = 24575 - 61 = 24514 = 0x5F C2 No subindex
Byte 1 Byte 2 Byte 3 Byte 4
Job reference Response identification Axis Number of indexes
0xXX 0x01 0x00 0x01
(Mirrored) Parameter read (Mirrored)
Byte 5 Byte 6
Format Number of values
0x43 0x01
Double word 1 value
Byte 7 Byte 8 Byte 9 Byte 10
Value
High word: high byte High word: low byte Low word: high byte Low word: low byte
0x00 0x00 0x00 0x2B
Value read = 0x00 00 00 2B = 43 x 1 (internal factor) = 43 [°C]
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