Product Details
Product Overview
The Allen Bradley 1769-L18ERM-BB1B serves as a high-performance, compact controller within the CompactLogix 5370 L1 family. This module integrates a 512 KB user memory processor with 16 embedded 24V DC digital inputs, providing an all-in-one solution for machine-level control. As a 100% Brand New and Original unit, it supports integrated motion over EtherNet/IP for up to two axes, making it an ideal choice for precise positioning in small-to-mid-sized automated machinery.
Technical Specifications
The 1769-L18ERM-BB1B combines localized I/O with advanced networking capabilities:
| Feature | Specification |
| Product Family | CompactLogix 5370 L1 |
| User Memory | 512 KB |
| Embedded Inputs | 16 Digital Inputs (24V DC) |
| Ethernet Ports | Dual (2) Ethernet I/P Ports |
| Network Nodes | Supports 8 Nodes |
| Integrated Motion | Supported (1 or 2 Axes) |
| I/O Expansion | Supports up to 8 POINT I/O Modules |
| Programming | Ladder, Structured Text, Function Block, SFC |
| Input Power | 24V DC Nominal |
| Mounting | 35mm DIN Rail |
| Terminal Block | 1769-RTBN18 (Replacement) |
Engineering Advantages
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Optimized Control Footprint: The L1 series utilizes a modular design that mounts directly to a DIN rail. By integrating 16 digital inputs into the base unit, this controller reduces the total chassis width required for machine-side control panels.
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Flexible Network Topologies: Dual Ethernet ports support Linear, Star, and Device Level Ring (DLR) configurations. The DLR capability ensures the network remains operational even if a single cable breaks, providing the resilience needed for continuous manufacturing cycles.
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Integrated Motion Capability: This processor executes complex motion profiles for up to 2 axes directly over EtherNet/IP. This eliminates the need for dedicated motion modules or specialized wiring, simplifying the synchronization of servo drives.
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POINT I/O Expansion: The 1769-L18ERM-BB1B allows for the addition of up to 8 local POINT I/O modules (1734 series). This allows engineers to scale the system's I/O count locally without increasing the complexity of the rack architecture.
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Simplified Program Maintenance: The onboard USB port facilitates rapid firmware updates and local programming. Additionally, the unit supports 1784-SD1 or SD2 cards for non-volatile program backup, ensuring fast recovery during hardware swaps.
FAQs
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What type of wiring is required for the terminal blocks?
Use copper wire rated for 90 degrees Celsius. The terminals accept solid or stranded wire ranging from 22 to 14 AWG. For replacement parts, order the 1769-RTBN18 terminal block kit.
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Can this controller operate on an AC power supply?
No. The 1769-L18ERM-BB1B requires a 24V DC input. Connecting this unit to AC power will cause catastrophic hardware failure.
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Does this unit arrive in factory-sealed packaging?
Yes. We guarantee this unit is 100% Brand New and Original. Each controller arrives in its original Allen Bradley factory box with a unique UPC (612598968664) and intact security seals.
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What is the maximum number of Ethernet nodes I can connect?
This specific processor supports a maximum of 8 Ethernet/IP nodes. If your system requires more devices, you may need to upgrade to a higher-tier L2 or L3 CompactLogix controller.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.