WAGO 750-830 Manual page 209

4.2.1.4.1 Automation Level
The automation level includes alarm organization and the operation of sys-
tems.
Areas of use
• Monitoring
• Optimizing
• Control
• Regulating
• Reporting
4.2.1.4.2 Field Level
On this level, individual devices and alarm notifications, e.g. the recording of
states and measured values, are controlled.
Application notes
• Trade shows
• Switching
• Setting
4.2.1.5 BACnet in the ISO/OSI Model
BACnet works in an object-oriented manner on the basis of the ISO/OSI
Model. Data communication takes place on three levels.
ISO 8802-3
Fig. 4-14: BACnet layers in the ISO/OSI Model
WAGO-I/O-SYSTEM 750
BACnet/IP Controller
BACnet Application Layer
BACnet Network Layer
BACnet Virtual Link Layer
BACnet/IP
ISO 8802-2
Type 1
ARCnet
Ethernet
Dial-up
MS / TP
PTP
RS 485 RS 232
Fieldbus Communication
BACnet/IP
Anwendungsschicht
Vermittlungsschicht
Sicherungsschicht
LonTalk
Medienzugriff
Bitübertragungsschicht
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