Profisafe on board – Lenze ELCAMZIxxx4SNNPSNN (LCU122) User Manual
Page 57
PROFIsafe on board
Parameter data transfer
DRIVECOM parameter data channel (DP-V0, cyclic)
6
57
EDSLCMX3024-SPS EN 5.0
Parameter value (data)
Depending on the data format, the length of the parameter value is between 1 to 4 bytes.
Data is saved in the Motorola format, i.e. first the high byte or high word, then the low byte
or low word.
Byte 5
Byte 6
Byte 7
Byte 8
High byte
Low byte
High byte
Low byte
High word
Low word
Double word
Assignment of bytes 5 .. 8 with parameter values of different lengths
Byte 5
Byte 6
Byte 7
Byte 8
Parameter value
(length 1)
00
00
00
Parameter value (length 2)
00
00
Parameter value (length 4)
Note: Strings or data blocks cannot be transmitted.
Error messages
The following error messages may appear:
Data 1
Data 2
Data 3
Data 4
Meaning
6
3
00
00
No right to access
6
5
10
Impermissible job parameter
6
5
11
Invalid subindex
6
5
12
Data length too large
6
5
13
Data length too small
6
6
00
Object is no parameter
6
7
00
Object does not exist
6
8
00
Data types do not correspond
8
0
00
Job cannot be executed
8
0
20
Job cannot be executed at the moment
8
0
21
Not executable because of local control
8
0
22
Not executable because of device status
8
0
30
Out of value range/parameter can only be changed with inhibited
controller
8
0
31
Parameter value too large
8
0
32
Parameter value too small
8
0
33
Subparameter out of value range
8
0
34
Subparameter value too large
8
0
35
Subparameter value too small
8
0
36
Maximum value smaller than minimum value
8
0
41
Communication object cannot be mapped on process data
8
0
42
Process data length exceeded
8
0
43
General collision with other values
Data contents in hexadecimal format