
4
Technical data
4.2
Protocol data
17
Lenze · E94AYCEO communication module (EtherNet/IP™) · Communication Manual · DMS 3.0 EN · 12/2013 · TD17
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
4.2
Protocol data
4.3
Communication time
The communication time is the time between the start of a request and the arrival of the
corresponding response.
The communication times in an EtherNet/IP network depend on the ...
• processing time in the inverter;
• telegram runtime (baud rate / telegram length);
• nesting depth of the network.
processing time within the inverter
There are no interdependencies between parameter data and I/O data.
Range
Values
I/O data words
1 ... 32 words (max. 64 bytes, 16 bits/word)
Supported CIP services
• Get_Attributes_All
• Get_Attribute_Single
• Set_Attribute_Single
• Reset (only type ’0’)
• Forward_Open
• Forward_Close
Data
Processing time
Process data (I/O data)
10 ms
+ 0 ... 1 ms
+ 1 ... x ms
Lenze standard update cycle (can be changed in the Rockwell
engineering tool)
Processing time in the module
Runtime of the application task of the technology
application used (tolerance)
Parameter data
Approx. 30 ms + a tolerance of 20 ms (typically)
Some codes may require a longer processing time (see reference manual/
»Engineer« online help for the Servo Drive 9400).