ABB ACH550-01 User Manual page 302

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ACH550-01 User's Manual

Code Description

5207 BUFFER OVERRUNS

Contains a count of the characters received that cannot be placed in the

• Longest possible message length for the drive is 128 bytes.

• Received messages exceeding 128 bytes overflow the buffer. The

excess characters are counted.

5208 CRC ERRORS

Contains a count of the messages with a CRC error that the drive

receives. For high counts, check:

• Ambient electro-magnetic noise levels – high noise levels generate

• CRC calculations for possible errors.

Parameter listing and descriptions

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