The Original New Allen-Bradley 1769-L33ER CompactLogix 5370 L3 Ethernet Controller is a high-performance programmable automation controller (PAC) designed for mid-size machine and process control applications. Part of the CompactLogix 5370 L3 family, this controller delivers powerful control capabilities in a compact, modular form factor with 2 MB user memory. Featuring dual EtherNet/IP ports with Device Level Ring (DLR) capability, USB programming port, and 1 GB Secure Digital (SD) memory card included, it provides robust communication, flexible I/O expansion, and scalable performance for demanding industrial automation environments. Core Engineering Highlights:2 MB user memory | Dual EtherNet/IP ports with DLR | 32 Ethernet/IP nodes | 16 local I/O modules | 1 GB SD card included (supports up to 2 GB) | 32 tasks with 100 programs per task | 560 mA backplane current | 4.5 W power dissipation | 0°C to 60°C operating temperature Key Features: Original New Allen-Bradley 1769-L33ER controller 2 MB user memory for complex control programs Dual EtherNet/IP ports with Device Level Ring (DLR) capability for network redundancy 1 GB Secure Digital (SD) memory card included for fast program save and restore Supports up to 2 GB SD card for expanded non-volatile memory storage USB programming port for easy firmware downloads and programming access Supports 32 Ethernet/IP nodes for distributed I/O and device connectivity Supports 16 local I/O modules 32 tasks with 100 programs per task for multitasking capability No battery required – uses internal energy storage for data retention Seamless integration with 1769 Compact I/O modules DIN rail or panel mounting options for flexible installation Open-style enclosure (IP20) Software keying prevents incorrect module positioning Open socket capability supports Modbus TCP and devices such as printers, barcode readers, and servers Applications: Mid-size machine automation and control Process control systems Packaging machinery Material handling and conveyor systems Food and beverage automation OEM equipment requiring high-performance control Distributed I/O architectures with EtherNet/IP Technical Specifications: Catalog Number: 1769-L33ER Product Family: CompactLogix 5370 L3 Product Type: Programmable Automation Controller (PAC) Memory: 2 MB user memory SD Card: 1 GB SD card included; supports up to 2 GB SD card Communication Ports: Dual EtherNet/IP ports (10/100 Mbps auto-negotiating), 1 USB programming port Network Protocol: EtherNet/IP with DLR capability Maximum Ethernet/IP Nodes: 32 Local I/O Expansion: 16 modules Tasks: 32 tasks with 100 programs per task I/O Capacity: 832 points per module Backplane Current: 560 mA at 5V DC Maximum Backplane Current: 500 mA Power Dissipation: 4.5 W maximum Input Voltage: 24V DC (via 1769 series power supply) Dimensions (W x H x D): 2.17 x 4.65 x 4.13 inches (55 x 118 x 105 mm) Weight: Approx. 0.31 kg (0.68 lb) Enclosure Type: Open-style (IP20) Mounting: DIN Rail or Panel Mount Operating Temperature: 0°C to 60°C Storage Temperature: -40°C to 85°C Humidity: 5% to 95% non-condensing Vibration Resistance: 5g at 10-500 Hz operating Shock Resistance: 20g (DIN rail), 30g (panel mount) Certifications: cULus, CE, C-TICK, KC, MARINE, GOST UPC: 885630101224 GTIN: 00885630101224 System Compatibility: Rockwell Automation CompactLogix 5370 L3 controllers 1769 Compact I/O modules 1769 series power supplies (e.g., 1769-PA4, 1769-PB4) Studio 5000 Logix Designer® application EtherNet/IP networks DeviceNet networks (via 1769-SDN) Related Products: 1769-PA4 – CompactLogix AC power supply (120/240V AC, 4A/2A) 1769-PB4 – CompactLogix DC power supply (24V DC, 4A/2A) 1769-ECR – Right end cap for CompactLogix system 1769-ECL – Left end cap for CompactLogix system 1769-SDN – DeviceNet communication interface module 1784-SD2 – 2 GB Secure Digital memory card (optional upgrade) 1769-IB16 – 16-point digital input module 1769-OB16 – 16-point digital output module 1769-IF8 – 8-channel analog input module 1769-OF8C – 8-channel analog output module PLC ERA is an independent industrial automation distributor supplying 100% genuine Original New products through established global supply channels. Allen-Bradley, CompactLogix, ControlLogix, and Studio 5000 are trademarks of Rockwell Automation.