Rated 4.6 with 15 reviews


Revisions: Ser A Ser B

Description:  Allen Bradley 1769-L18ER-BB1B 5370 L1 Controller, Dual Ethernet withDLR enabled, 512Kilobyte capacity of memory, 8 I-O extension via 1734 PT. I-O, 8 Ethernet Channels, 24 DC Power. This Controller uses PT. I-O (1734) backplane. Controllers are shipped with 1GB SD card and can support up to 2GB SD card. CPU Module. RSLogix5000 | Series A&B | copper wire type. Weighs 3lbs and is 11x8x6 inches.

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Warranty: 1 year DO Supply Warranty Included
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About 1769-L18ER-BB1B

The 1769-L18ER-BB1B is a CompactLogix series unit designed and engineered by Allen Bradley, a division of Rockwell Automation. The 1769-L18ER-BB1B features high-performance control with communication elements in a compact and cost-efficient package. The 1769-L18ER-BB1B is classified under the CompactLogix 5370 L1 programmable automation controllers. It supports up to 32 controllers tasks and features 100 continuous or periodic tasks. The 1769-L18ER-BB1B features two Ethernet ports that connect to the EtherNet/IP networks. the ports are used for carrying the same network traffic as the embedded switch of the controller. The controller uses only a simple IP Address. The 1769-L18ER-BB1B also features a single USB port for temporary connections. It comes with the support for the EtherNet/IP communication options supporting about 4 nodes. The 1769-L18ER-BB1B comes with 259 controller connections featuring 16 DC digital inputs and 16 digital outputs. This module’s software options include RSLogix 5000 version 20 and RSLinx Classic version 2.59 Firmware, version 20.1 or later. The DIN rail mount 1769-L18ER-BB1B controller supports a maximum of 8 local POINT I/O modules and uses the 1734 backplane. Its embedded I/O module provides 16 sinking digital input points and 16 sourcing digital output points. It has two built-in EtherNet communication ports that connect to a network, but the controller uses a single IP address. Its integrated switch and DLR network capability enhances resiliency in communication and connectivity.

The maximum number of sockets is 32 and the unit also comes with an optional nonvolatile memory featuring 1784-SD1 card supporting up to 1GB of memory, and it is shipped with the unit. The unit also supports a 1784-SD2 card with about 2GB of available memory that is available. The 1769-L18ER-BB1B is specially designed to support the user needs ensuring high performance and a cost competitive motion solution. It supports about two axes of integrated motion featuring an integrated Ethernet switch. The Ethernet switch supports Device Level Ring networking topologies and comes with a simplified integration of components. The 1769-L18ER-BB1B features RSLogix 5000 V20 and the RSLinx Classic version 2.58 firmware or later. Before deployment of the module, it is important to check the controller memory estimator to make sure there is enough memory to execute the controller program for the application. The 1769-L18ER-BB1B features a 0.5 MB user memory. It can support up to 32 controller tasks with 100 programs per task and comes with internal energy storage that eliminates the need for an additional battery. In addition, the 1769-L18ER-BB1B can read Relay Ladder, Structured Text, Function block, and SFC programming languages. The operating temperature should be between -20 to 60 degrees Celsius (-4 to 140 degrees Fahrenheit) with an IEC 60068-2-30 non-condensing relative humidity between 5 and 95% for optimal controller performance and product life.

Technical specifications:

Manufacturer:Rockwell Automation
Part Number/Catalog No.:1769-L18ER-BB1B
Product Line:CompactLogix
Module Type:Processor Module
Input Power:24 Volts DC
Communication Cable :6 Point
Shipping Weight:3 pounds
Shipping Dimensions:11 x 8 x 6 inches
Series:A and B
Replacement Terminal Block Part Number:1769-RTBN18
Wire Type:Copper-90 degrees Celsius
Wire Size (Solid):22 to 14 AWG


Question: What are this module’s communication options?

Answer: The 1769-L18ER-BB1B uses Ethernet communication.


Question: What type of input does this module have?

Answer: This 1769-L18ER-BB1B has an input voltage of 24 Volts DC.


Question: Where can I send the 1769-L18ER-BB1B to be repaired?

Answer: DO Supply, Inc. offers a variety of repair services for the 1769-L18ER-BB1B.


Question: Can this module be purchased with a warranty?

Answer: Yes, the 1769-L18ER-BB1B comes with a free one-year warranty from DO Supply, Inc.

Type Lead Time Price Action
Repair Service 2-4 weeks AskGet Quote

Our highly skilled technicians can repair your 1769-L18ER-BB1B. 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 1769-L18ER-BB1B such as the wiring diagrams, data sheets, firmware information and migration or obsolescence details.

Revision Part # Also Known as Availability
1769-L18ER-BB1B Ser A
1769-L18ER-BB1B/A, Series A, Rev A Request Quote
1769-L18ER-BB1B Ser B
1769-L18ER-BB1B/B, Series B, Rev B Request Quote

Common misspellings: 1769-L18ER-BBIB