CANopen
6 Parameter setting
6-10
L
BA2175 EN 2.0
6.2.2 Examples
6.2.2.1 Parameter reading
The heatsink temperature (43 °C) C061 is to be read from the controller using address 5 and
parameter channel 1.
• Identifier calculation
Identifier parameter channel 1 to controller = 1536 + controller address
Identifier = 1536 + 5 = 1541
• Command read request (request to read a parameter from the drive
Command =40
hex
• Index calculation
Index = 24575 - code number - 2000 (PS - 1) Index = 24575 - 61 - 2000 ú 0 = 24514 = 5FC2
hex
Telegram to drive:
Identifier Command Index Low
Byte
Index High
Byte
Subindex Data 1 Data 2 Data 3 Data4
1541 40
hex
C2
hex
5F
hex
00 00 00 00 00
Telegram from drive
Identifier:
Parameter channel 1 of controller (=1408) + controller address = 1413
Command:
Read response to read request with the current value of 43
hex
Index of read request
5FC2
hex
Subindex:
0
Data1toData4:
43 °C
S 10.000 = 430.000 = 00 06 8F B0
Identifier Command Index Low
Byte
Index High
Byte
Subindex Data 1 Data 2 Data 3 Data4
1413 43
hex
C2
hex
5F
hex
00 B0
hex
8F
hex
06
hex
00
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