Description

Allen Bradley 1769-L30ER-NSE CompactLogix Processor Module

Configured for controller execution and EtherNet/IP communication tasks in CompactLogix automation systems, the Allen Bradley 1769-L30ER-NSE (1769-L30ER CompactLogix Processor Module) provides direct processing control with dual Ethernet ports, DLR support, and 1 MB user memory capacity.

Hardware Specifications

Parameter	Specification
Model	1769-L30ER-NSE
Brand	Allen Bradley
Origin	United States
Product Type	Processor Module
Product Line	CompactLogix
Controller Series	CompactLogix 5370 L3
Weight	12.00 lbs (5.44 kg)
Dimensions	11 x 8 x 6 inches
Memory Capacity	1 MB
Communication Ports	Dual Ethernet
Ethernet Channels	16
Network Feature	Device Level Ring (DLR) enabled
I/O Expansion Capacity	Supports up to 8 I/O extension modules
Real-Time Clock	No supercapacitor for RTC backup
SD Card Included	1 GB SD card
Maximum SD Card Support	Up to 2 GB SD card
Module Type	CPU Module
Communication Interface	Serial communication listed in catalog data
Replacement Terminal Block	1769-RTBN18
Wire Type	Copper, 90 deg C
Solid Wire Size	22-14 AWG
Stranded Wire Size	22-16 AWG
UPC	885630101217

EtherNet/IP Network and CompactLogix Control Features

The 1769-L30ER-NSE integrates dual Ethernet communication interfaces for CompactLogix controller networks. Therefore, the module supports Ethernet-based system architectures with Device Level Ring (DLR) capability for network topology management.

The controller provides 16 Ethernet communication channels and allows I/O density scaling through support for up to 8 CompactLogix I/O extension modules. In addition, the processor uses removable SD storage for application data handling, with the supplied 1 GB card and compatibility with cards up to 2 GB.

The Allen Bradley CompactLogix platform uses deterministic EtherNet/IP communication methods for industrial controller synchronization. Furthermore, firmware flash compatibility and controller configuration management depend on the installed processor firmware revision and engineering software version.

Frequently Asked Questions

Q: Does the 1769-L30ER-NSE include an RTC backup supercapacitor?
A: No. The 1769-L30ER-NSE does not include a supercapacitor for real-time clock backup functions.

Q: What SD card capacity does the 1769-L30ER-NSE support?
A: The controller ships with a 1 GB SD card and supports SD cards up to 2 GB capacity.

Q: How many I/O expansion modules can connect with this processor?
A: The controller supports up to 8 I/O extension modules within the CompactLogix system configuration.

Field Installation Guidelines

Install the 1769-L30ER-NSE in a CompactLogix chassis according to the controller installation manual and approved panel layout requirements.

Route Ethernet communication cables separately from high-voltage power conductors to reduce electrical interference. Use shielded communication cables where required by the plant grounding design, and connect shields according to the system grounding practice.

Verify terminal block wiring before applying power. Use the specified copper conductors and maintain correct wire preparation for the 1769-RTBN18 replacement terminal block.

Before controller commissioning, confirm firmware compatibility, I/O configuration settings, Ethernet addressing, and SD card installation status through the approved programming environment.

Specifications

• Brand: Allen Bradley

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems