Product Overview
The 1756-L55M13 is a high-performance ControlLogix processor module from Allen Bradley (Rockwell Automation), designed as the computational core for industrial automation systems requiring robust real-time control and data processing capabilities12. This 1756-L55M13 integrates seamlessly into PLC/DCS architectures, executing complex control logic, motion coordination, and batch processing across manufacturing, energy, and process industries35. Equipped with 1.5MB user memory (expandable), it supports deterministic execution and rapid I/O scanning while maintaining compatibility with ControlLogix backplanes and Rockwell’s Studio 5000 programming suite14. Its resilience against electrical noise and thermal stress ensures reliability in harsh environments, minimizing unplanned downtime3. Hainan Jinlin Electromechanical supplies certified 1756-L55M13 units with lifecycle support and a one-year warranty14.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 1756-L55M13 |
| Manufacturer | Allen Bradley (Rockwell) |
| Product Type | ControlLogix Processor Module |
| Memory Capacity | 1.5 MB (User Memory) |
| I/O Scan Time | ≤ 10 ms (Typical) |
| Communication Protocols | ControlNet, EtherNet/IP, DH+ |
| Operating Temperature | 0°C to 60°C |
| Voltage Range | 120-240V AC / 24V DC |
Key Features and Benefits
The 1756-L55M13 excels through its advanced multitasking architecture, enabling simultaneous execution of up to 32 tasks with prioritized scheduling for critical operations25. Its deterministic performance ensures precise timing for motion control and safety interlocks, reducing cycle times in high-speed production lines34. Integrated communication ports support ControlNet and EtherNet/IP protocols, facilitating seamless integration with I/O modules, HMIs, and enterprise networks5.
Durability is enhanced by conformal-coated circuitry, protecting against humidity, dust, and chemical exposure in demanding environments like refineries or automotive plants34. The module’s hot-swappable design allows maintenance without system shutdown, while embedded diagnostics via Studio 5000 enable predictive maintenance and rapid fault isolation25.
Related Models
- 1756-L55M12 – Lower memory variant (1.0 MB) for cost-sensitive applications1.
- 1756-L55M14 – Enhanced version with extended storage capacities4.
- 1756-IF8I – Analog input module for precision signal acquisition3.
- 1756-OB16EI – Digital output module with electronic protection4.
- 1756-PA75R – Redundant power supply for critical systems5.
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