Protocol Overview In The Osi Model; Table 165: Iso/Osi Reference Model - WAGO -I/O-SYSTEM 750 XTR Manual

188 Fieldbus Communication
11.3.2

Protocol overview in the OSI model

In order to clarify the interrelationships between DeviceNet, ControlNet and
EtherNet/IP, the following diagram presents the associated ISO/OSI reference
model.

Table 165: ISO/OSI reference model

7
Application
Layer
6
Presentation
Layer
5
Session
Layer
4
Transport
Layer
3
Network
Layer
2
Data Link
Layer
1
Physical
Layer
Manual
Version 1.3.0
Object Library
(Communications, Applications, Time Synchronization)
Data Management Services
Explicit and I/O Messages
Connection Management, Routing
TCP/UDP
CompoNet
Network and Transport
Internet
Protocol
Ethernet CompoNet
CSMA/CD Time Slot
Ethernet CompoNet
WAGO-I/O-SYSTEM 750 XTR
750-352/040-000 FC ETHERNET G3 XTR
Safety Object Library
Safety Services and
ControlNet
Network and
Transport
ControlNet
CTDMA
ControlNet
Messages
DeviceNet
Network and
Transport
CAN
CSMA/NBA
DeviceNet