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The 1769-L19ER-BB1B is a compact, highly integrated controller from Allen-Bradley CompactLogix 5370 L1 series. It combines processing, communication, and embedded I/O in a single compact unit, making it suitable for machine-level automation applications.
This controller features 16 digital 24V DC inputs and 16 digital 24V DC outputs, reducing the need for external I/O modules. It also supports POINT I/O expansion, providing system scalability while maintaining a small cabinet footprint.
The dual Ethernet/IP communication ports support advanced network topologies such as Device Level Ring (DLR), improving network redundancy and communication reliability for industrial control systems.
| Parameter | Specification |
|---|---|
| Model | 1769-L19ER-BB1B |
| Controller Type | CompactLogix 5370 L1 |
| I/O Expansion | Up to 8 POINT I/O modules |
| User Memory | 1 MB |
| Storage | 1 GB SD card (expandable to 2 GB) |
| Communication Ports | 2 × Ethernet/IP (10/100 Mbps), 1 × USB |
| Connections | 256 CIP, 128 TCP/IP |
| Tasks | Up to 32 tasks; 100 programs per task |
| Weight | 0.77 kg |
Dual Ethernet/IP ports support high-availability network architectures.
Compatible with HMI, SCADA, and enterprise data systems.
Supports DLR, star, and linear network topologies.
Can I expand I/O beyond the embedded points?
Yes. The controller supports up to 8 POINT I/O modules for additional system flexibility.
Is the SD card included?
Yes. The controller includes a 1 GB SD card (1784-SD1), and can be upgraded to 2 GB (1784-SD2) if additional storage is required.