Lenze ELCAMZIxxx4SNNPSNN (LCU122) - Manual (Page 64)

PROFIsafe on board
Parameter data transfer
PROFIdrive parameter data channel (DP-V1, acyclic)
6
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64 EDSLCMX3024-SPS EN 5.0
6.4.2.2 Acyclic data transfer
Transfer directions
Master DP-V1 Slave
Parameter request Parameter request
Parameter
processing
Parameter
response
Parameter
response
Write.req DB47
with data (parameter request)
Write.res
without data
Read.req DB47
without data
Read.res(-)
without data
Read.req DB47
without data
Read.res
with data (parameter
response)
A ”Write.req” is used to pass the data set (DB47) to the slave in the form of a parameter
request.
After parameter processing, the parameter request is completed by passing the parameter
response to the master in the form of a ”Read.res”.