1769-L16ER-BB1B Allen-Bradley CompactLogix 5370 L1 PLC

Availability: 99 left in stock

Product Overview The Allen-Bradley 1769-L16ER-BB1B functions as a high-performance, entry-level controller within the CompactLogix 5370 L1 family. This unit integrates a powerful...

SKU: 1769-L16ER-BB1B

Manufacturer: Allen Bradley
Product No.: 1769-L16ER-BB1B
Product Type: Programmable Automation Controllers
Product Origin: USA
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Product Overview

The Allen-Bradley 1769-L16ER-BB1B functions as a high-performance, entry-level controller within the CompactLogix 5370 L1 family. This unit integrates a powerful processor with embedded digital I/O, specifically designed for small-to-mid-sized applications that require a compact footprint without sacrificing network connectivity. We provide this controller in 100% Brand New original condition, complete with the factory-boxed 1GB SD card for non-volatile storage and firmware management.

Technical Specifications

The 1769-L16ER-BB1B combines localized I/O control with dual-port Ethernet capabilities to support Device Level Ring (DLR) topologies.

Feature	Specification Detail
Manufacturer	Allen-Bradley / Rockwell Automation
Model Number	1769-L16ER-BB1B
User Memory	384 KB (0.375 MB)
Embedded Digital Inputs	16 Sink Inputs (24V DC)
Embedded Digital Outputs	16 Source Outputs (24V DC)
Communication Ports	2 Ethernet (DLR supported), 1 USB
Storage	1GB SD Card (Inbox)
Expansion Capacity	Supports up to 6 1734 POINT I/O modules
Input Voltage	24V DC Only
Operating Temp	-20°C to 60°C (-4°F to 140°F)
Mounting	DIN Rail or Panel Mount

Engineering Advantages

The 1769-L16ER-BB1B addresses modern manufacturing challenges by consolidating communication, processing, and I/O into a single DIN-rail mounted housing.

Dual-Port Ethernet for DLR: The two built-in Ethernet ports support Device Level Ring (DLR) topologies. This ensures that the system maintains communication even if a single point in the network ring fails, significantly increasing machine uptime.
Embedded High-Density I/O: By including 16 digital inputs and 16 digital outputs directly on the base unit, this controller eliminates the cost and space required for additional I/O modules in basic logic applications.
POINT I/O Expansion Architecture: The L1 series utilizes the 1734 POINT I/O bus for expansion. You can connect up to 6 expansion modules directly to the right side of the controller, allowing for customized digital, analog, or specialty I/O scaling.
Energy-Efficient 24V DC Operation: The unit operates exclusively on 24V DC power. This simplifies cabinet power distribution and aligns with modern low-voltage safety standards for industrial control panels.
Non-Volatile Storage Reliability: The included 1GB SD card preserves the user program and tag data during power loss. This eliminates the need for lithium batteries and reduces long-term maintenance requirements.

FAQs

Does this controller require a separate power supply module?

The 1769-L16ER-BB1B requires a 24V DC external power source connected to its integrated power terminals. It does not use the traditional 1769-PA2/PB2 bus-style power supplies used by larger L3 controllers.
Can I use 1769 Compact I/O expansion modules with this L1 controller?

No. The 1769-L16ER-BB1B uses 1734 POINT I/O modules for local expansion. If your application requires 1769 Compact I/O modules, you should select an L2 or L3 series controller.
How many Ethernet IP nodes does this model support?

The 1769-L16ER-BB1B supports up to 4 Ethernet/IP nodes. This makes it ideal for small machines that only need to communicate with a few drives, HMIs, or other PLCs.
What is the purpose of the USB port on the front panel?

The USB port provides a high-speed local connection for firmware updates, program uploads, and downloads via Studio 5000 Logix Designer, eliminating the need to configure an IP address for initial commissioning.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.