The Allen Bradley 1756-L65 is a high-performance ControlLogix Logix5565 processor, designed for complex industrial automation applications requiring high-speed processing, large memory capacity, and multiple communication options. This programmable automation controller (PAC) provides real-time control and seamless integration with Allen Bradley I/O, communication modules, and industrial networks.
Technical Specifications
- Manufacturer: Allen Bradley (Rockwell Automation)
- Model: 1756-L65
- Series: ControlLogix Logix5565
- Communication Ports: One RS-232 Serial Port
- Communication Options:
- EtherNet/IP
- ControlNet
- DeviceNet
- Data Highway Plus (DH+)
- Remote I/O
- SynchLink
- Third-party process and device networks
- User Memory: 32 MB
- I/O Memory: 478 KB
- Optional Nonvolatile Memory:
- 64MB CompactFlash (1784-CF64)
- 128MB CompactFlash (1784-CF128)
- Maximum Digital I/O: 128,000 points
- Maximum Analog I/O: 4,000 points
- Total Maximum I/O Capacity: 128,000 points
- Controller Connections: Up to 250
- Current Draw:
- 1200mA at 5V DC
- 14mA at 24V DC
- Power Dissipation: 3.5 W
- Chassis Compatibility: 1756 ControlLogix Chassis (any slot)
- Programming Software: Studio 5000 Logix Designer / RSLogix 5000
Key Features
- High-speed processing to support complex automation tasks
- Multi-tasking capabilities to balance execution priority for optimized performance
- Supports scheduled and unscheduled communication with I/O modules, controllers, and HMI terminals
- Expandable memory via CompactFlash modules for increased data storage and backup
- Robust networking support for multiple industrial communication protocols
- Compatible with Allen Bradley’s Integrated Architecture system for seamless connectivity
- Supports remote monitoring and diagnostics via FactoryTalk View and EtherNet/IP
Compatible Allen Bradley Components
- Allen Bradley 1756 I/O Modules (Digital, Analog, Specialty I/O)
- 1756-ENBT, 1756-EN2T, and other communication modules for network expansion
- FactoryTalk View SE/ME for real-time monitoring and visualization
- PowerFlex Drives for motor control and motion applications
- RSLogix 5000 / Studio 5000 Logix Designer for programming
Industry Applications
- Large-scale manufacturing automation
- Material handling and logistics automation
- Process control in oil, gas, and petrochemical industries
- Energy and power generation automation
- Food and beverage production line control
- Pharmaceutical and chemical processing plants
- Water and wastewater treatment facilities
Installation & Operational Notes
- Installs in a 1756 ControlLogix chassis slot for modular and scalable system design
- Supports redundancy and fault-tolerant architectures for mission-critical operations
- Ensure proper power supply selection for reliable performance
- Regular firmware updates recommended to maintain optimal security and functionality
- Use with FactoryTalk and RSLogix/Studio 5000 for programming, monitoring, and troubleshooting
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