The1769-L16ER-BB1B(1769-L16ER-BB1B) is a streamlined, high-efficiency controller from the CompactLogix 5370 L1 family. Engineered for small-scale automation applications, this controller combines processing, power, and I/O connectivity in a single, space-saving footprint. It features a unique architecture that utilizes the 1734 POINT I/O backplane, allowing for granular expansion and localized control. With integrated Dual EtherNet/IP ports, it supports modern network topologies like Device Level Ring (DLR) for enhanced system availability.
Technical Specifications
Model/Catalog Number:1769-L16ER-BB1B
User Memory:384 KB
Non-Volatile Storage:Ships with 1 GB SD Card (Supports up to 2 GB)
Expansion Capacity:Up to 6 local 1734 POINT I/O modules
Network Capability:4 EtherNet/IP Nodes
Ethernet Ports:Dual ports with DLR (Device Level Ring) capability
Power Input:24V DC
Backplane Type:POINTBus (1734 series)
Status Indication:Onboard diagnostic LEDs for Module, Network, and I/O status
Key Engineering Features
The1769-L16ER-BB1B(1769-L16ER-BB1B) is designed to deliver reliable performance in decentralized or stand-alone machine control:
DLR Resiliency:The dual Ethernet ports allow for a ring network topology, ensuring that a single cable break does not result in a loss of communication with the rest of the network.
POINT I/O Integration:By utilizing the 1734 series backplane, this controller enables high-density, slice-based I/O expansion, allowing engineers to add exactly the amount of digital or analog points required.
Integrated Architecture:Shares the same Logix control engine and Studio 5000 programming environment as larger Allen-Bradley PLCs, ensuring code compatibility and simplified engineering workflows.
Robust Data Management:The SD card slot provides a secure method for firmware updates, project backups, and data logging, facilitating easy maintenance and rapid disaster recovery.
Compact Footprint:Ideal for mounting in shallow cabinets or localized control boxes where traditional rack-based PLCs cannot fit.
