Rated 4.9 with 19 reviews


Revisions: Ser A

Description:  Allen Bradley CompactLogix ControlNet Bridge Communication Module

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Request a quote for 1768-CNB
Warranty: 1 year DO Supply Warranty Included
Shipping: Worldwide shipping via DHL, UPS, Fedex, and TNT
Repairs: We offer repair service for the 1768-CNB.
Exchange: Exchange credit for your defective unit available.

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About 1768-CNB


Item #: 1768CNB AB
Manufacturer: Allen-Bradley
Supplier #: 1768-CNB
Type: Communications Module, CompactLogix, ControlNet, Bridge Module, Single Media, 48 Logix Connections, 99 Nodes, 5Mbps Communication Rate

About 1768-CNB

The ControlNet network is an open, control network for real time, high-throughput applications. The ControlNet network uses the Common Industrial Protocol (CIP) to join the functionality of an I/O network as well as a peer-to-peer network supplying high speed operation for the two functions. The ControlNet network gives you deterministic, repeatable transports of all mission-critical control information in addition to supporting transports of non-time-critical information. I/O control and upgrades -to-control interlocking consistently take precedence over software uploads and downloads and messaging.

Questions & Answers for 1768-CNB

  • Question: What controllers work with 1768-CNB if my application is single media based?
    Answer: In this case select use 1769-L4x, 1769-L4xS controller.
  • Question: What is the communication rate for 1768-CNB?
    Answer: The communication rate for 1768-CNB is 5 Mbps
  • Question: How many logix communications connections does 1768-CNB have?
    Answer: There are 48 communications connections for 1768-CNB is 5 Mbps

Tech Specs

Attribute 1768-CNB
Configuration Standard
ControlNet communication rate 5 Mbps
Logix communication connections 48
Number of nodes, max 99
Current draw @ 5.2V DC 1 A
Current draw @ 24V DC 0 A
Power dissipation 5.14 W
Thermal dissipation 17.5 BTU/hr
Weight, approx. 0.260 kg (0.57 lb)
Dimensions (HxWxD), approx. 132 x 56.7 x 105.1 mm (5.20 x 2.23 x 4.12 in.)
Slot width 1
Module location DIN rail or panel mount
Mounting screw torque 1.16 Nm (10 lbin) - use M4 or #8 screws
Ports 1 ControlNet BNC 1 ControlNet RJ45
ControlNet cable Quad shield RG6 coaxial cable
Wire category 2 - on communication ports(1)
North American temperature code T4A
Enclosure type rating None (open-style)

Technical specifications:

Manufacturer:Rockwell Automation
Part Number/Catalog No.:1768-CNB
Product Line:CompactLogix
Module Type:ControlNet Bridge Module
Shipping Weight:2 lbs.
Shipping Dimensions:8X8X5 in.
Series:A and B
Type Lead Time Price Action
Repair Service 2-4 weeks $642.51Add to Cart

Our highly skilled technicians can repair your 1768-CNB. All of our repairs come with a 1 Year DO Supply Warranty. Please contact us for additional information about our repair process.

Please refer to the manual for more information about the 1768-CNB such as the wiring diagrams, data sheets, firmware information and migration or obsolescence details.

Revision Part # Also Known as Availability
1768-CNB Ser A
1768-CNB/A, Series A, Rev A Request Quote

Common misspellings: 1768CNB