6.11.2 PROFINET protocol
Product type
Compact field IO device
PROFINET IO specification
V2.3
Network topology
• Tree
• Star
• Ring (closed daisy chain)
• Line (open daisy chain)
Network management
• LLDP (Link Layer Discovery Protocol)
• SNMP V1 (Simple Network Management Protocol)
• MIB (Management Information Base)
Additional supported features
• DCP (Discovery and Configuration Protocol)
• VLAN- and priority tagging
• Shared device
• RTC (Real Time Cyclic) protocol: Class 1
Transmission speed
100 MBit/s full duplex
Data transport layer
EtherNet II, IEEE 802.3
Maximum supported conformance class
CC-B
Media Redundancy (for ring topology)
MRP client is supported
Minimum cycle time
64 ms
Input cyclic data (device to IO-controller or device to
IO-supervisor)
• All diagnostics and errors informations are with the
highest priority and can be read by a PLC (see the
specific protocol manual).
• AI / DI / AO / DO: value, status, unit
• Device and modules: status
• Functons: value, status
Output cyclic data (IO-controller to device or
IO-supervisor to device)
20 Process Values Network (PVN)
Multiple Application Relations (AR)
Stack can simultaneously process up to 2 IO-ARs,
1 Supervisor-DA AR
GSDml file
Available at / Download from: www.burkert.com
AI = Analogue Input, AO = Analogue Output, DI = Digital Input, DO = Digital Output.
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