WhatsApp: +86 16626708626
Email: 
Phone: +86 16626708626Description
Real-World Use & Application Scenarios
In various industries including manufacturing, packaging, material handling, and machine automation, the Allen-Bradley 1769-L36ERM CompactLogix controller delivers reliable and flexible control performance. It excels in small to medium-sized applications requiring real-time control, motion coordination, and high-speed I/O processing. Industries that demand complex motion control, such as robotics, printing, and assembly, benefit from the module’s support for up to 16 motion axes integrated over Ethernet/IP.
The controller is particularly useful in environments that require decentralized control architectures allowing for easy expansion and integration of multiple I/O modules across distributed networks. It supports up to 30 local expansion modules and 3 expansion banks, making it adaptable to growing process requirements. This controller addresses industrial challenges like minimizing downtime through built-in redundancy communications and improving control accuracy with high-speed processing.
Product Introduction & Positioning
The 1769-L36ERM is part of Allen-Bradley’s CompactLogix 5370 L3 family, boasting 3 MB of embedded user memory and onboard supercapacitor backed-up memory to protect programs during power loss. Featuring two independent Ethernet/IP ports with Device Level Ring (DLR) capability, it provides network resiliency and high data throughput. Integrated USB and serial ports facilitate flexible programming and diagnostics.
Engineers select the 1769-L36ERM for advanced control tasks due to its ability to manage up to 16 axes of motion with Kinematics capabilities, supporting synchronization and advanced motion profiles needed in modern machine automation. The module offers robust programming in IEC 61131-3 languages including ladder logic, structured text, function blocks, and sequential function charts using Rockwell Automation’s Studio 5000 software.
Key Technical Features & Functional Benefits
Supporting up to 30 Compact I/O modules and 3 expansion banks, the 1769-L36ERM provides scalable control to meet evolving application demands. It handles 48 Ethernet nodes ensuring a broad communication scope for distributed automation systems. The dual Ethernet ports with DLR help maintain network uptime even during a single cable failure, increasing system availability.
With 3 MB user memory and support for 1 or 2 GB SD memory cards for program and data storage, it offers significant capacity for complex control programs and data logging. The supercapacitor ensures non-volatile memory retention for up to 17 minutes in power loss scenarios, dramatically enhancing operational resilience.
The controller operates across 0-60°C ambient temperatures and withstands vibration and shock typical of industrial environments. It consumes power efficiently and supports multiple communication protocols, making it ideal for integrating with diverse plant equipment. The 16 motion axes support allows for intricate coordinated motion control, including robotic arms and CNC machinery.
Detailed Technical Specifications
| Parameter | Value |
|---|---|
| Model | 1769-L36ERM |
| Brand | Allen-Bradley |
| Product Type | CompactLogix 5370 L3 Processor Module |
| Embedded User Memory | 3 MB |
| SD Memory | Supports 1 GB (standard), 2 GB (optional) |
| Ethernet Ports | 2 (EtherNet/IP with Device Level Ring) |
| Serial/USB Ports | 1 USB, 1 Serial |
| Maximum I/O Modules | 30 local modules, 3 expansion banks |
| Maximum Ethernet Nodes | 48 |
| Motion Control | Supports up to 16 axes with Kinematics |
| Operating Temperature | 0°C to 60°C |
| Dimensions (HxWxD) | 132 mm x 55 mm x 105 mm |
| Programming Languages | IEC 61131-3 (Ladder, ST, FB, SFC) |
| Power Supply Rating | 24 V DC |
| Networking Protocols | Ethernet/IP, DeviceNet (via adapters) |
- 1769-L36ERM
Related Modules or Compatible Units
Allen-Bradley 1769-IQ32 – 32-point DC discrete input module compatible with the CompactLogix I/O range.
Allen-Bradley 1769-OB32 – 32-point DC discrete output module for digital control.
Allen-Bradley 1769-IF8 – 8-channel analog input module complementing the 1769-L36ERM for process measurements.
Allen-Bradley 1756-L73 – Higher-end ControlLogix processor providing more memory and Ethernet nodes.
Allen-Bradley 1769-L24ER-QBFC1B – Mid-level CompactLogix controller with expanded capabilities for up to 8 motion axes.
Installation Notes & Maintenance Best Practices
Mount the 1769-L36ERM on standard DIN rails in a control panel with adequate ventilation to maintain ambient temperatures between 0 and 60°C. Use standard 24 V DC power supply ensuring compliance with voltage ratings and wiring specifications per Allen-Bradley guidelines. Ethernet cables should be shielded and connected securely to prevent communication loss.
Regular maintenance includes firmware updates using Studio 5000 Logix Designer, verifying network connections, and monitoring module diagnostics for early detection of faults. Backup programs regularly, preferably on SD cards, to protect against unexpected failures. Inspect module connections and clean cooling slots to maintain thermal efficiency.
