Danfoss FC 300 Profibus User Manual

FC 300 Profibus
How to Access FC 300 Parameters
 Value
The value field contains the parameter value of the request. When th e response is negative, the field
contains a corresponding error code. If the values consist of an odd number of bytes, a zero byte is
appended in order to maintain the word structure of the telegrams.
For a positive partial response, the parameter value field contains the following attributes:
Format = (Data Type or Byte, Word, Double Word)
Number of values = actual number of values
Value = Parameter value
For a negative partial response, the parameter value field contains the following:
Format = error (44H)
Number of values = 1
Value = error value = error number
 Error Number for Drive Profile V3.0
When the parameter request is invalid, the frequency converter will return a corresponding error code.
The table below lists the full range of error codes.
Error codes for DP V1 parameter requests
Error code Meaning Additional Info
0x00 Unknown parameter 0
0x01 Parameter is read-only sub-index
0x02 Value out of range due to max/min value sub-index
0x03 Wrong sub-index sub-index
0x04 Parameter is no array 0
0x05 Wrongdatatype(wrongdatalength) 0
0x06 This parameter may not be set, only reset sub-index
0x07 Descriptive element is read-only sub-index
0x09 No description available (only value) 0
0x0b Process control not possible 0
0x0f No text array available (only value) 0
0x11 Not possible in current state 0
0x14 Value out of range due to drive state/configuration sub-index
0x15 Reply too long (more than 240 bytes) 0
0x16 Wrong parameter a ddress (unknown or unsupported value for
attribute, element, par. number or sub-index or illegal combination)
0
0x17 Illegal format (for writing) 0
0x18 Value amount not consistent 0
0x65 Wrong axis: action not possible with this axis -
0x66 Unknown service request -
0x67 This service is not possible with multi parameter access -
0x68 Parameter value can not be read from bus -
50
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Danfoss FC 300 Profibus Specifications

General

Brand	Danfoss
Model	FC 300 Profibus
Category	DC Drives
Language	English