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- Allen Bradley
- 2711C-K3M
- PanelView C300 Operator Interface
- USA
- 139 x 55 x 119 mm
- 0.3 kg
- Xiamen, China
- New & In Stock
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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 2711C-K3M is a PanelView Component C300 series operator interface terminal used in industrial automation systems for machine monitoring, basic control, and data visualization.
It is designed for integration with Allen-Bradley MicroLogix, SLC 500, and Micro800 PLC systems, providing a compact and low-cost HMI solution for simple industrial applications.
This model belongs to the PanelView Component (C-Series), which is a web-based configuration HMI platform aimed at entry-level industrial control systems.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Model | 2711C-K3M |
| Product Type | Operator Interface (HMI) |
| Series | PanelView Component C300 |
| Display Type | Monochrome STN/FSTN LCD |
| Display Size | 3 inch class |
| Resolution | 128 × 64 pixels |
| Input Type | Keypad (function keys + navigation keys) |
| Touch Support | No touchscreen |
| Communication Ports | RS-232 (DF1 / DH-485), RS-485, USB programming port |
| Supported Controllers | MicroLogix, SLC 500, Micro800 |
| Power Supply | 18–30 VDC (24 VDC nominal) |
| Power Consumption | ~5 W |
| Configuration Method | Web-based / DesignStation software |
| Memory | Internal flash + USB storage support |
| Dimensions | 139 × 55 × 119 mm |
| Weight | 0.3 kg |
Function and Working Principle
The 2711C-K3M functions as a human-machine interface terminal, acting as the communication bridge between the operator and PLC system.
Its main functions include:
- Displaying real-time machine status (alarms, values, process states)
- Allowing operator input via keypad
- Sending commands and setpoints to PLC controllers
- Displaying alarm messages and system diagnostics
- Supporting simple machine control and monitoring tasks
It communicates with PLC systems via serial communication protocols (DF1 / DH-485 / RS-485).
Key Features
- Compact 3-inch industrial monochrome display
- Full keypad-based operator control interface
- Web-based configuration environment
- Multi-protocol serial communication support
- Designed for low-cost automation systems
- Compatible with legacy Allen-Bradley PLC platforms
- USB programming and data transfer support
- Industrial rugged enclosure design
Industrial Applications
- Small manufacturing machines
- Packaging equipment
- Pumps and motor control panels
- Conveyor systems
- HVAC and utility systems
- Basic process monitoring systems
Role in Industrial Systems
The 2711C-K3M acts as the operator interaction layer, responsible for:
- Converting PLC data into readable screens
- Allowing operator input and parameter changes
- Displaying system alarms and status
- Providing basic machine control interface
It does not execute control logic — all control functions are handled by the PLC.
Installation Notes
- Panel-mounted installation in industrial control cabinets
- Powered by 24 VDC supply
- Communication via serial cable (DF1 / DH-485 depending system)
- Requires DesignStation or PanelView Component software for configuration
- Suitable for indoor industrial environments only
Compatible Systems
- Allen-Bradley MicroLogix PLC series
- Allen-Bradley SLC 500 PLC series
- Allen-Bradley Micro800 PLC series
- DH-485 and DF1 communication networks
Advantages
- Very compact industrial HMI solution
- Low power consumption
- Simple keypad operation (no complex UI required)
- Cost-effective for small automation systems
- Easy integration with legacy PLC systems
Limitations
- No touchscreen interface
- Limited display resolution (monochrome only)
- Discontinued product family
- Limited memory and graphics capability
- Not suitable for modern high-performance HMI applications
Conclusion
The Allen-Bradley 2711C-K3M PanelView Component C300 is a compact, entry-level industrial HMI designed for basic machine monitoring and operator control in legacy automation systems.
It is mainly used in small-scale industrial applications where simple keypad-based interaction is sufficient.