Communication
6.3 Acyclic Communication
Control Units CU240S
146 Operating Instructions, 07/2008 - FW 3.2, A5E00766042B AD
Error values in DPV1 parameter responses
Table 6-25 Explanation of error values in parameter responses
Error
value
Description Remarks Extra info
0x00 Illegal parameter number Access to a parameter which does not exist. –
0x01 Parameter value cannot be
changed
Modification access to a parameter value which
cannot be changed.
Subindex
0x02 Lower or upper value limit
exceeded
Modification access with value outside value
limits.
Subindex
0x03 Invalid subindex Access to a subindex which does not exist. Subindex
0x04 No array Access with subindex to an unindexed
parameter.
–
0x05 Wrong data type Modification access with a value which does
not match the data type of the parameter.
–
0x06 Illegal set operation (only reset
allowed)
Modification access with a value not equal to 0
in a case where this is not allowed.
Subindex
0x07 Description element cannot be
changed
Modification access to a description element
which cannot be changed.
Subindex
0x09 No description data Access to a description which does not exist
(the parameter value exists).
–
0x0B No operating priority Modification access with no operating priority. –
0x0F No text array exists Access to a text array which does not exist (the
parameter value exists).
–
0x11 Request cannot be executed
due to operating status
Access is not possible temporarily for
unspecified reasons.
–
0x14 Illegal value Modification access with a value which is within
the limits but which is illegal for other
permanent reasons (parameter with defined
individual values).
Subindex
0x15 Response too long The length of the present response exceeds
the maximum transfer length.
–
0x16 Illegal parameter address Illegal or unsupported value for attribute,
number of elements, parameter number,
subindex or a combination of these.
–
0x17 Illegal format Write request: illegal or unsupported parameter
data format.
–
0x18 No. of values inconsistent Write request: a mismatch exists between the
number of values in the parameter data and
the number of elements in the parameter
address.
–
0x19 Drive object does not exist Access to a drive object which does not exist. –
0x20 Parameter text element cannot
be changed
Change access to a parameter text element
that cannot be changed.
Subindex
0x21 invalid request – –
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