MICRO-EPSILON optoNCDT 1900 PROFINET Operating Instructions Manual page 86

PROFINET, Documentation
Example: Write float value to TIA Portal
In the header, set the subindex to 3.
Set the write length to 4 bytes (4 bytes float value)
WRREC_DB
REQ := 1 0
ID := 273
INDEX := 0x2510 Object Index
LEN := 12 8Byte + Data Length
RECORD :=
DONE =>
BUSY =>
Status/Result Output
Fig. 43 PLC write command
RDREC_DB
REQ := 1 0
ID := 273
INDEX := 0x2510 Object Index
LEN := 4
RECORD :=
DONE =>
BUSY =>
Status/Result Output
ERROR =>
STATUS =>
Fig. 44 PLC read command
optoNCDT 1900 / Profinet
Enable-Flag
Write-Header (8 Byte)
HW-ID
0 0 0x03 0 0x04
Enable-Flag
HW-ID VALUE: 9.5
0x00 0x00 0x18 0x41
Data Length
VALUE: 9.5
0 0 0
0x00 0x00 0x18 0x41
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