The 1769-L30 is a versatile programmable automation controller (PAC) from the Allen-Bradley CompactLogix 5370 L3 family, specifically engineered for moderate memory applications and high-speed discrete process control. Featuring 1 MB of volatile user memory and dual Ethernet ports, the 1769-L30 supports advanced networking topologies such as Device Level Ring (DLR) and Linear. This controller is designed to act as a centralized hub for up to 8 local 1769 Compact I/O modules, providing a chassis-less, space-saving solution for industrial cabinets. With integrated Open Socket TCP/UDP capabilities, it seamlessly communicates with non-Rockwell devices, including barcode scanners, printers, and third-party analytical instruments.
The 1769-L30 provides robust processing power and versatile communication options for industrial-grade logic execution.
Manufacturer: Rockwell Automation / Allen-Bradley
Model Number: 1769-L30
Controller Family: CompactLogix 5370 L3
User Memory: 1 MB (Volatile)
Non-Volatile Memory: Secure Digital (SD) card support (1 GB included)
Local I/O Capacity: Supports up to 8 × 1769 Compact I/O modules
EtherNet/IP Nodes: Up to 16 nodes
Communication Ports:
2 x Ethernet (10/100 Mbps, RJ45)
1 x USB 2.0 (Type B) for programming and configuration
Network Topologies: Device Level Ring (DLR), Linear, Star
Protocol Support: EtherNet/IP, Open Socket (TCP/UDP), DeviceNet (via 1769-SDN)
Execution Environment: 32 Tasks, 100 Programs per task
Power Supply Requirement: Compatible with 1769-PA2, 1769-PB2, 1769-PA4, 1769-PB4
Operating Temperature: 0°C to +60°C (32°F to 140°F)
Dimensions: Standard 1769 form factor for DIN-rail or panel mounting
Integrated Ethernet Switching: The dual Ethernet ports on the 1769-L30 function as an embedded switch. This supports Device Level Ring (DLR) technology, ensuring the control system remains operational even if a single point of the network ring is severed.
Flexible Third-Party Integration: Unlike standard logic-only controllers, the 1769-L30 supports "Open Socket" communication. This allows engineers to write custom code for direct data exchange with Ethernet-enabled equipment that does not natively support EtherNet/IP.
Battery-Free Operation: The controller utilizes an internal energy storage module to maintain volatile memory during power outages, eliminating the risk of data loss and the environmental/maintenance costs of lithium batteries.
Compact Footprint: By eliminating the need for a separate chassis, the 1769-L30 allows for high-density I/O configurations in restricted spaces.
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