Parameter data transfer
CTT2: Block parameter transfer
50
Lenze · Decentralised frequency inverter 8400 motec (AS-Interface option) · EDS84DMOTASI EN 5.0 - 02/2019
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• Response from slave to master has failed:
• After the acyclic read request (index 0x12 (18)) has failed, the master sends error codes.
• Then the read request from master to slave with the index
0x21
(33) is repeated.
• The slave sends the parameter values in code
Byte
Contents / value
0
CTT2: Code
• Index
0x92
(146): Acyclic read request is not OK.
• Read exception list (index
0x21
(33))
1
CTT2: Standard error code
2
Error code (MSB)
3
Error code
4
Error code
5
Error code (LSB)