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- Allen Bradley
- 1768-L45
- CompactLogix L45 Processor
- USA
- 131.6 x 67.4 x 121.8 mm
- 0.34 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
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Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen-Bradley 1768-L45 CompactLogix L45 Processor is a high-performance, compact programmable controller designed for medium-scale industrial automation systems. It offers robust processing power, flexible I/O support, and integrated communication capabilities in a space-saving form factor.
This processor is part of the CompactLogix family, providing scalable control solutions with support for EtherNet/IP and other industrial network protocols. It is ideal for applications that require advanced control, real-time data handling, and seamless integration with other Rockwell Automation devices.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | 1768-L45 |
| Series | CompactLogix L45 |
| Product Type | Programmable Logic Controller (PLC) |
| Processor Type | 32-bit Compact PLC CPU |
| Power Supply | 24V DC |
| Memory | 8 MB user memory |
| Communication Ports | EtherNet/IP, USB, RS-232/RS-485 |
| I/O Expansion | Supports 1769 Compact I/O modules |
| Programming Software | Studio 5000 Logix Designer |
| Real-Time Clock | Built-in RTC |
| Safety Features | Supports safety-rated I/O (optional modules) |
| Mounting Type | DIN rail or panel mounting |
| Dimensions | 131.6 × 67.4 × 121.8 mm |
| Weight | 0.34 kg |
| Operating Environment | Industrial automation systems |
Function and Working Principle
The 1768-L45 processor acts as the central control unit of an industrial automation system, executing logic and coordinating I/O operations.
Key functions include:
- Processing ladder logic, structured text, and function block programs
- Managing digital and analog input/output modules
- Performing high-speed control tasks and real-time calculations
- Communicating with HMIs, other controllers, and industrial devices via EtherNet/IP
- Supporting data logging, diagnostics, and networked system monitoring
Its 32-bit processor ensures efficient execution of control programs while maintaining reliable real-time performance.
Role in Industrial Control Systems
The CompactLogix L45 serves as a mid-range automation controller, bridging the gap between small MicroLogix PLCs and larger ControlLogix systems.
Typical roles include:
- Coordinating multiple I/O modules for machine control
- Performing real-time process calculations
- Serving as a networked controller in distributed automation systems
- Integrating with HMIs, drives, and SCADA systems for visualization and control
Its compact form factor allows installation in control panels with limited space.
Industrial Applications
The 1768-L45 processor is widely used in:
- Manufacturing automation systems
- Packaging and assembly lines
- Material handling and conveyor systems
- Water and wastewater treatment plants
- Food and beverage processing equipment
- HVAC and building automation systems
It is especially valuable in applications requiring reliable performance, network connectivity, and moderate I/O capacity.
Installation and System Integration
Proper installation ensures optimal operation:
- Mounted on DIN rail or inside control panels
- Powered by a 24V DC supply
- Connected to digital and analog I/O modules via Compact I/O chassis
- Configured using Studio 5000 Logix Designer software
- Integrated into EtherNet/IP networks for communication with HMIs and other controllers
Correct installation and grounding practices enhance system reliability and reduce electrical noise.
Compatible System Components
The 1768-L45 processor is compatible with:
- 1769 Compact I/O modules (digital, analog, specialty)
- Human Machine Interfaces (PanelView series)
- Variable frequency drives and motor starters
- SCADA and supervisory control systems
- EtherNet/IP networked devices and sensors
- Safety-rated I/O modules (for safety applications)
It forms the core of a flexible, scalable automation solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 1768-L43 | CompactLogix PLC | Lower memory, smaller I/O | Smaller automation systems |
| 1768-L44 | CompactLogix PLC | Moderate memory and performance | Mid-range control |
| 1769-L33ER | CompactLogix PLC | Extended I/O and Ethernet | Larger machines |
| Allen-Bradley MicroLogix 1400 | PLC | Compact controller | Small to medium automation |
| Siemens S7-1200 | PLC system | Modular, networked PLC | Industrial automation |
Key Advantages
- High-performance 32-bit processor
- Compact and lightweight design
- Integrated EtherNet/IP communication
- Supports modular I/O expansion
- Real-time data processing and control
- Reliable operation in industrial environments
Technical FAQs
What is the main function of the 1768-L45?
It is a CompactLogix PLC processor designed to execute control programs and manage I/O for industrial automation systems.
Does it support network communication?
Yes, it supports EtherNet/IP and serial communication for integration with industrial networks.
Can additional I/O modules be added?
Yes, it supports 1769 Compact I/O modules for digital, analog, and specialty I/O.
Which software is used for programming?
It is programmed using Studio 5000 Logix Designer.
Conclusion
The Allen-Bradley 1768-L45 CompactLogix L45 Processor is a versatile, high-performance PLC controller ideal for medium-scale industrial automation applications. With integrated communication, modular I/O support, and reliable real-time operation, it provides a robust solution for controlling machines and processes in modern industrial environments.