Allen-Bradley 1756-L55M23 ControlLogix CPU Module: High-Performance Control for Industrial Automation
The Allen-Bradley 1756-L55M23 is a high-performance CPU module designed for the ControlLogix 5555 series, offering robust control capabilities for industrial automation applications. Engineered to handle complex logic, motion, and process control tasks, this module provides seamless integration with other ControlLogix components, enabling scalable and flexible system architectures.
Key Features
✅ High-Speed Processing: Equipped with a powerful processor, the 1756-L55M23 delivers fast program execution with a scan time of 0.08 milliseconds, ensuring real-time responsiveness for critical applications.
✅ Large Memory Capacity:
- User Memory: 1.5 MB (for storing logic, data, and configurations)
- I/O Memory: 208 KB (for managing input/output operations efficiently)
- Nonvolatile Backup Memory: Integrated for retaining critical data during power cycles.
✅ Flexible I/O Configuration: Supports up to 128,000 digital I/O points and 4,000 analog I/O points, accommodating diverse industrial requirements.
✅ Redundancy Support: Enables hot-swappable redundancy for enhanced system reliability, minimizing downtime in mission-critical environments.
✅ Multi-Protocol Communication: - EtherNet/IP: For high-speed network connectivity.
- Modbus TCP/IP: For interoperability with third-party devices.
- DeviceNet, ControlNet, and DH+: For legacy system integration.
✅ Compact Design: Measures 87 x 65 x 44 mm, fitting seamlessly into ControlLogix chassis.
✅ Wide Operating Temperature Range: Functions reliably from 0°C to 60°C, with a peak temperature tolerance of 100°C for short durations.
✅ IP65 Protection Rating: Dust-tight and water-resistant, ensuring durability in harsh industrial environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | 1756-L55M23 |
| Brand | Allen-Bradley (Rockwell Automation) |
| Series | ControlLogix 5555 |
| Processor Type | High-performance Logix CPU |
| User Memory | 1.5 MB |
| I/O Memory | 208 KB |
| Max Digital I/O Points | 128,000 |
| Max Analog I/O Points | 4,000 (input), 2,000 (output) |
| Program Scan Time | 0.08 ms |
| Backplane Current | 1.23 A (5V DC), 14 mA (24V DC) |
| Communication Protocols | EtherNet/IP, Modbus TCP, DeviceNet, ControlNet, DH+ |
| Operating Temperature | 0°C to 60°C (continuous), 100°C (short-term) |
| Protection Rating | IP65 |
| Weight | 0.69 lbs (0.31 kg) |
| Warranty | 12-month manufacturer warranty (extendable with service plans) |
Product Applications
The 1756-L55M23 is ideal for:
- Manufacturing Automation: Precision control in automotive, electronics, and packaging lines.
- Process Industries: Monitoring and controlling complex workflows in chemical, oil & gas, and pharmaceutical plants.
- Infrastructure Systems: Managing building automation, water treatment, and energy distribution networks.
- Machine & Equipment Control: Enhancing reliability in CNC machines, robotics, and material handling systems.
Operation Tips
🔧 Status Indicators:
- RUN Light (Green): Indicates the CPU is operational.
- BAT Light (Red): Flashes when battery voltage is low; replace immediately.
- I/O Light (Green/Flashing): Shows I/O module communication status.
🔧 Maintenance:
- Regularly back up configurations to prevent data loss.
- Use RSLogix 5000 software for firmware updates and diagnostics.
- Ensure proper ventilation to avoid overheating.
Product Support & Warranty
📞 Contact Support:
- Email: mailto:geabbamy@gmail.com
- WhatsApp: +86 15359029662
- Technical Assistance: Free guidance for setup and troubleshooting.
📜 Warranty:
- Standard Coverage: 12 months (defects in materials/workmanship).
- Extended Options: Available for up to 5 years with service contracts.
Explore Similar Products
For alternative solutions, consider these Allen-Bradley ControlLogix CPUs:
| Model | Key Difference | Link to Supplier |
|---|---|---|
| 1756-L61 | Higher memory (2 MB user memory) | Visit FY Module |
| 1756-L71 | Dual-core processor for faster throughput | Visit FY Module |
| 1756-L81E | Enhanced redundancy features | Visit FY Module |
Upgrade Your Automation System Today!
The 1756-L55M23 combines performance, reliability, and flexibility, making it a top choice for industrial control applications. For pricing, availability, or custom configurations, contact our team via email or WhatsApp.
📧 Email: mailto:geabbamy@gmail.com
📱 WhatsApp: +86 15359029662
Partner with us for seamless automation solutions! 🚀
