Publication 1756-UM001G-EN-P - January 2007
50 Manage Controller Communication
Additional Resources
For additional information, consult these publications:
• Logix5000 Controllers General Instructions Reference Manual,
publication 1756-RM003
• Logix5000 Controllers Common Procedures Programming
Manual, publication 1756-PM001
Calculate Connection Use
The total connection requirements of a ControlLogix system include
both local and remote connections.
Local Connections
Local Connection Type Device
Quantity
Connections
per Device
Total
Connections
Local I/O module (always a direct connection) 1
1756-M16SE, 1756-M08SE, 1756-M02AE servo module 3
1756-CNB, 1756-CNBR ControlNet communication module 0
1756-ENBT EtherNet/IP communication module 0
1756-EWEB EtherNet/IP web server module 0
1756-DNET DeviceNet communication module 2
1756-DHRIO DH+/Universal remote I/O communication module 1
Total