AccuLoad IV Installation & Maintenance Manual
Installation 43
3.7.1.1 ST and N4 Model Ethernet Connections
Ethernet connections for the ST and N4 models are shown in the following diagram.
3.7.1.2 QT Model Ethernet Connections
Ethernet connections for the QT model are shown in the following diagram.
Figure 38: Recommended Network Strategy
Firewall
AccuLoad
AccuLoad
Automation Server
Industrial Control
Network
PLC
Data Historian
Process Database
Firewall
Corporate
LAN
Internet
Figure 39: Ethernet Connections in AccuLoad ST and N4 Models
THMI
External
Ethernet
A4M
ETH 1 (reserved)
ETH 2
ETH 3
ETH 4
A4I (optional)
A4I (optional)
Figure 40: Ethernet Connections in AccuLoad QT Model
A4M
ETH 1 (reserved)
ETH 2
ETH 3
ETH 4
THMI
External
Ethernet
A4B
A4I (optional)
A4I (optional)