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- Allen Bradley
- 2711-M3A18L1
- PanelView 300 Micro User Interface
- USA
- 133 x 48 x 111 mm
- 0.284 kg
- Xiamen, China
- New & In Stock
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- 1 Year
- 1-3 Working Days
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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 2711-M3A18L1 is a compact PanelView 300 Micro Operator Interface (HMI) designed for small-scale industrial machines and simple automation processes. It provides operators with a basic keypad-based interface for monitoring machine status, displaying process data, and sending simple control commands to PLC systems.
This model belongs to the PanelView Standard Micro 300 series, commonly used in legacy or cost-sensitive automation applications.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Model | 2711-M3A18L1 |
| Product Type | PanelView 300 Micro Operator Interface (HMI) |
| Display Size | 3-inch monochrome LCD |
| Resolution | 128 × 64 pixels |
| Input Type | Keypad (function keys + navigation keys) |
| Communication | RS-232 (DF1 protocol) |
| Power Supply | 18–32 V DC (24 V DC nominal) |
| Application Memory | ~170 KB runtime / ~240 KB nonvolatile |
| Backlight | LED (non-replaceable) |
| Mounting Type | Panel mount |
| Dimensions | 133 × 48 × 111 mm |
| Weight | 0.284 kg |
Function and Working Principle
The 2711-M3A18L1 works as a basic human-machine interface (HMI) between operators and PLC-controlled equipment.
Its main functions include:
- Displaying simple process values and machine status
- Allowing operator input via keypad controls
- Sending commands to PLC systems using DF1 protocol
- Displaying alarms and basic system messages
- Supporting simple machine-level interaction
It operates as a low-complexity operator terminal for small machines or standalone control systems.
Key Features
- Compact 3-inch industrial HMI
- Monochrome LCD with LED backlight
- Simple keypad-based operation
- RS-232 DF1 communication interface
- Low power consumption design
- Suitable for small machines and basic automation tasks
- Rugged industrial construction
Industrial Applications
- Small manufacturing machines
- Packaging equipment
- Conveyor systems
- Simple process control units
- OEM machinery interfaces
- Legacy PLC-based systems
Role in Industrial Systems
The 2711-M3A18L1 serves as a basic operator interface terminal, responsible for:
- Providing simple visualization of machine data
- Allowing manual operator control inputs
- Displaying alarms and status messages
- Acting as communication interface with PLCs
- Supporting basic automation interaction
It is mainly used in small-scale or legacy industrial automation systems.
Installation Notes
- Mounted on small control panels or machine fronts
- Requires stable 24 V DC power supply
- Uses RS-232 DF1 serial communication cable
- Proper grounding required for stable operation
- Installation should be performed by qualified technicians
- Communication settings must match connected PLC
Compatible Equipment
- Allen-Bradley MicroLogix PLCs
- SLC 500 (via DF1-compatible configurations)
- RS-232 DF1 serial communication devices
- Small industrial control systems
- OEM machine controllers
Advantages
- Very compact design
- Simple and reliable operation
- Low cost HMI solution
- Easy integration with legacy PLC systems
- Suitable for basic machine control applications
- Durable industrial construction
Limitations
- Very limited display size and resolution
- Monochrome interface only
- Uses outdated RS-232 DF1 communication
- Not compatible with modern Ethernet-based systems
- Limited memory and functionality
- Obsolete compared to newer PanelView models
Conclusion
The Allen-Bradley 2711-M3A18L1 PanelView 300 Micro User Interface is a compact legacy HMI designed for basic industrial machine control.
It provides simple operator interaction, basic visualization, and reliable DF1 communication, making it suitable for small machines and older automation systems that do not require advanced interface capabilities.