Product Description
Product Details
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Manufacturer: Allen-Bradley
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Model/Part Number: 1769-L18ERM-BB1B
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Model Type: CompactLogix L18 512KB Controller with Motion
Description
The Allen-Bradley 1769-L18ERM-BB1B is a CompactLogix™ 5370 L1 controller that offers 512KB of user memory, EtherNet/IP communication, and integrated motion control. It is designed for small to mid-size automation applications requiring high-speed processing, real-time communication, and distributed control.
Key Features
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512KB user memory for program and data storage.
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Embedded Dual Ethernet/IP Ports for high-speed communication and DLR (Device Level Ring) support.
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Supports Integrated Motion on EtherNet/IP™ for servo control applications.
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Compatible with up to 8 POINT I/O modules for flexible I/O expansion.
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Built-in 24V DC power supply with basic insulation for enhanced protection.
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High-speed input/output (I/O) support for real-time control.
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DIN rail mountable for easy installation.
Technical Specifications
| Attribute |
1769-L18ERM-BB1B |
| User Memory |
512KB |
| Non-Volatile Memory |
1784-SD1 (1GB SD card included), supports 1784-SD2 (2GB optional) |
| Max Local I/O Expansion |
8 POINT I/O modules |
| Current Draw @ 5V DC |
1A |
| Current Draw @ 24V DC (Field Power, Max) |
3A (for all field-powered devices) |
| Input Current |
5mA |
| Output Current |
500mA |
| Power Dissipation |
11.5W |
| Isolation Voltage |
50V (continuous), Basic Insulation Type (tested at 500V AC for 60s) |
| Short Circuit Protection |
Internal non-replaceable fuse |
| External Short Circuit Protection (Recommended) |
4–5A @ 3.15–5.5 A²t fuse |
| Embedded Power Supply |
24V DC input, isolated |
| Module Width |
100mm (3.94 in) |
| Module Location |
DIN Rail Mount |
| Weight |
0.66 kg (1.5 lb) |
Wiring & Communication
| Attribute |
Specification |
| Ethernet Wiring |
RJ45 connector (IEC 60603-7) |
| Ethernet Cable |
Category 5e (TIA 568 B.1) or Category 5 (ISO/IEC 24702) |
| Power Terminal Wire Size |
0.051–3.31 mm² (30–12 AWG) |
| Wire Type |
Solid or stranded copper, rated at 90°C (194°F) |
Environmental Specifications
| Attribute |
Value |
| Operating Temperature |
0 to 60°C (32 to 140°F) |
| Storage Temperature |
-40 to 85°C (-40 to 185°F) |
| Relative Humidity |
5% to 95% (non-condensing) |
| Vibration Resistance |
5g @ 10–500Hz |
| Shock Resistance (DIN Rail Mount) |
Operating: 20g, Non-operating: 30g |
| Shock Resistance (Panel Mount) |
Operating: 30g, Non-operating: 40g |
| ESD Immunity |
IEC 61000-4-2 (6kV contact, 8kV air discharges) |
| EFT/B Immunity |
IEC 61000-4-4 (+2kV at 5kHz on communication ports) |
| Surge Immunity |
IEC 61000-4-5 (±2kV line-earth CM on communication ports) |
| Radiated RF Immunity |
IEC 61000-4-3 (10V/m at 80–2000 MHz) |
Applications
The 1769-L18ERM-BB1B CompactLogix Controller is ideal for automation applications that require:
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Real-time motion control over EtherNet/IP™.
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Fast and reliable Ethernet-based communication for distributed I/O and networked automation.
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Compact and efficient control systems in manufacturing, packaging, and material handling.
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Integration with POINT I/O modules for flexible system expansion.
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