Rockwell Automation 1768-CNBR CompactLogix ControlNet Communication Module Installation Instructions User Manual
Page 29

CompactLogix ControlNet Interface Module 29
Publication
1768-IN006A-EN-P - September 2007
Din rail mount
Either of these sizes:
• 35 x 7.5 mm
(EN 50 022 - 35 x 7.5)
• 35 x 15 mm
(EN 50 022 - 35 x 15)
Mounting screw torque
1.16 Nm (10 lb-in), using M4 or #8 panhead screws
Weight, approx.
1768-CNB
1768-CNBR
0.260 kg (0.57 lb)
0.293 kg (0.64 lb)
Connectors
1768-CNB
1768-CNBR
1 BNC connector for non-redundant media operation
1 NAP (RJ45 8-pin with shield)
2 BNC connectors for redundant media operation
1 NAP (RJ45 8-pin with shield)
Cable
Quad-shield RG-6 coaxial cable
Wiring category
(1)
2 - on communication ports
Number of nodes, max
99
Slot width
1, can be connected in any slot 1…4
Backplane current at 5 V
1 A
Power consumption
5.14 W
Power dissipation
5.14 W
Thermal dissipation
17.5 BTU/hr
Isolation
(continuous-voltage rating)
30V, Functional Insulation Type
Tested at 710V dc for 60 s, ControlNet network to system
North American temp code
T4A
ControlNet network
communication rate
5 Mbps
Diagnostics
Yes
CompactLogix ControlNet Interface Module - 1768-CNB and 1768-CNBR
Attribute
Value