IFM Electronic AL1121, Operating Instructions Manual

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ifm Operating Instructions IO-Link Master with EtherNet/IP interface StandardLine 4 Ports IP 69K (AL1121) 2017-05-31
Appendix
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Negative response
If an error occurs while executing the service (Error Code <> 0), an extended error code is transmitted.
The answer has the following format:
CIP format Data type MSG Config IO-Link mapping
Class ID UINT 128 IO-Link acyclic access
Instance ID UINT 1 IO-Link master
Service code ID USINT 0x4B Read response
Attributes USINT 1...8 Port number
Error code USINT <> 0 --
Extended error code USINT 0 --
User specific service data USINT IO-Link error code (if error code = 0x1E)
USINT Additional code (if error code = 0x1E)
Error code:
Code description
0x02 Resource not available: The IO-Link port is busy processing another acyclic service.
0x05 Invalid class ID or instance ID
0x08 Wrong service ID: only service code 0x4B or 0x4C is permitted
0x09 Wrong attribute ID: wrong port number
0x20 Invalid parameter value (e.g. invalid length)
0x1E Embedded service, error: Error occurred during an IO-Link service. Byte 0 and byte 1 of the User Specific Service
Data contain the IO-Link error code and an additional code that are returned by the IO-Link master (see below).
IO-Link error code:
Code description
0x00 RESULT_SUCCESS
0x01 RESULT_STATE_CONFLICT
0x02 RESULT_NOT_SUPPORTED
0x03 RESULT_SERVICE_PENDING
0x04 RESULT_WRONG_PARAMETER
0x05 RESULT_NO_COMMUNICATION
0x06 RESULT_MIN_CYCLE_TIME
0x07 RESULT_NO_RESOURCES
0x08 RESULT_ABORT
0x1E RESULT_UNKNOWN_COMMAND
0x1F RESULT_NOT_CONNECTED
0x20 RESULT_NOT_ALLOWED
0x21 RESULT_WRONG_LENGTH
0x22 RESULT_WRONG_TYPE