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- Allen Bradley
- 1756-EWEB
- ControlLogix ControlNet Communication Module
- USA
- 14.5 × 5.6 × 14.0 cm
- 0.5kg
- Xiamen, China
- New & In Stock
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- 1 Year
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Global Logistics
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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1756-EWEB Detailed Product Overview
Product Introduction
The 1756-EWEB is an embedded web server communication module designed for industrial automation systems that require remote access, diagnostics, and monitoring capabilities through standard web browsers. It belongs to the ControlLogix modular automation platform and is widely used in applications where real-time system visibility and remote maintenance are essential.
This module enables engineers and operators to access controller status, I/O data, and diagnostics information through Ethernet-based web pages without requiring specialized software tools. It improves system transparency and simplifies remote troubleshooting.
The module is installed in a ControlLogix chassis and communicates with the controller via the backplane while providing Ethernet web access to system data.
Brand Information
| Item | Description |
|---|---|
| Brand | Industrial Automation Brand |
| Product Platform | ControlLogix |
| Product Type | Web Server Communication Module |
| Main Function | Remote Monitoring & Web Access |
| Installation Method | Chassis Mount |
| Communication Type | Ethernet Web Interface |
| Application Category | Industrial Automation |
| System Architecture | Modular PLC System |
Product Series Introduction
ControlLogix Series
The ControlLogix platform is a high-performance modular automation system designed for complex industrial control environments requiring scalability, connectivity, and advanced diagnostics.
Core capabilities include:
- PLC control processing
- Digital and analog I/O management
- Motion control integration
- Industrial Ethernet communication
- System diagnostics and monitoring
Key characteristics:
- High-speed backplane communication
- Modular and scalable architecture
- Strong industrial reliability
- Flexible system expansion
- Long lifecycle support
- Integrated diagnostics capability
The 1756-EWEB belongs to the communication and diagnostic module family and is designed to provide web-based system access for monitoring and troubleshooting industrial control systems.
It is widely used in:
- Remote industrial monitoring systems
- Manufacturing plants
- Process automation industries
- Energy and utility systems
- Water treatment facilities
- Large-scale distributed control systems
1756-EWEB Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-EWEB |
| Product Type | Web Server Communication Module |
| Series | ControlLogix |
| Function | Embedded Web Access & Diagnostics |
| Communication Interface | Ethernet (10/100 Mbps) |
| Web Access Type | Browser-based monitoring |
| Supported Protocols | TCP/IP, HTTP |
| Data Access | Controller tags, I/O status |
| Security Features | User access control |
| Backplane Current @ 5.1V DC | ~800 mA |
| Backplane Current @ 24V DC | ~3 mA |
| Power Dissipation | ~4–5 W |
| Thermal Dissipation | ~17 BTU/hr |
| CPU Load Contribution | Low impact (monitoring only) |
| Web Page Refresh Rate | Configurable (typical 1–5 sec) |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Diagnostics Function | Real-time system monitoring |
| Firmware Upgradable | Yes |
| Dimensions | 14.5 × 5.6 × 14.0 cm |
| Weight kg（ ） | 0.50 kg |
Product Features
1. Embedded Web Server Access
Provides browser-based access to PLC data without additional software tools.
2. Real-Time Monitoring Capability
Allows operators to view live system status and diagnostics remotely.
3. Ethernet Communication Interface
Standard Ethernet connection ensures easy integration into industrial networks.
4. Controller Data Visualization
Displays I/O status, tags, and system variables in web format.
5. User Access Control
Supports basic security settings for controlled system access.
Product Advantages
Simplified Remote Maintenance
Engineers can diagnose system status without physically accessing the controller.
Reduced Downtime
Faster troubleshooting reduces system downtime in industrial environments.
Easy Integration
Uses standard Ethernet infrastructure without additional hardware complexity.
Improved System Transparency
Operators gain real-time visibility into system operations.
Cost Efficiency
Reduces need for dedicated diagnostic software or tools.
Flexible Monitoring
Accessible from any standard web browser.
Main Applications
Industrial Remote Monitoring
Used for observing PLC system status remotely.
Manufacturing Systems
Provides visibility into production line status and performance.
Process Control Plants
Used in chemical, oil, and water treatment monitoring systems.
Energy Systems
Supports monitoring of power generation and distribution systems.
Factory Automation
Enables centralized supervision of multiple production lines.
Maintenance Diagnostics
Helps technicians quickly identify system faults.
Industrial Performance Summary
| Capability | Benefit |
|---|---|
| Web-Based Access | No special software needed |
| Ethernet Connectivity | Easy integration |
| Real-Time Data | Immediate system visibility |
| Diagnostics Display | Faster troubleshooting |
| Low CPU Load | Minimal system impact |
| Secure Access | Controlled monitoring |
| Firmware Upgrade | Long-term usability |
| Modular Design | System compatibility |
Recommended Related Models (Same Series / Similar Function)
| Model | Type | Function | Dimensions | Weight kg（ ） | Feature |
|---|---|---|---|---|---|
| 1756-EWEB | Web server module | Remote monitoring | 14.5 × 5.6 × 14.0 cm | 0.50 kg | Base model |
| 1756-EN2TR | Ethernet module | Network communication | 14.5 × 5.6 × 14.0 cm | 0.29 kg | High-speed networking |
| 1756-ENBT | Ethernet module | Basic communication | 14.5 × 5.6 × 14.0 cm | 0.30 kg | Standard Ethernet |
| 1756-CN2R | ControlNet module | Industrial network | 14.5 × 5.6 × 14.0 cm | 0.32 kg | Redundant network |
| 1756-DNB | DeviceNet module | Field network | 14.5 × 5.6 × 14.0 cm | 0.31 kg | Device integration |
Recommended Popular Models (Same Platform)
| Model | Type | Function | Dimensions | Weight kg（ ） | Advantage |
|---|---|---|---|---|---|
| 1756-L81E | PLC CPU | Control processing | 14.5 × 5.6 × 14.0 cm | 0.45 kg | High performance |
| 1756-EN2TR | Ethernet module | Communication | 14.5 × 5.6 × 14.0 cm | 0.29 kg | Stable networking |
| 1756-IB16 | Input module | Signal input | 14.5 × 5.6 × 14.0 cm | 0.27 kg | Reliable sensing |
| 1756-OB16 | Output module | Digital output | 14.5 × 5.6 × 14.0 cm | 0.36 kg | Stable switching |
| 1756-PA75 | Power module | Power supply | 14.5 × 5.6 × 14.0 cm | 0.90 kg | System stability |
Installation Notes
- Install in ventilated industrial cabinet
- Ensure proper grounding
- Use shielded Ethernet cables
- Maintain stable network environment
- Avoid excessive heat buildup
Maintenance Notes
| Item | Recommendation |
|---|---|
| Firmware updates | Keep system updated |
| Network check | Ensure stable Ethernet |
| Dust cleaning | Periodic maintenance |
| Access control | Verify user permissions |
| Diagnostics review | Regular monitoring |
| Environment control | Avoid humidity extremes |
Overall Summary
The 1756-EWEB is a dedicated web server communication module designed for industrial automation systems requiring remote monitoring, real-time diagnostics, and browser-based access to controller data. Its Ethernet-based architecture and built-in visualization functions make it an effective solution for improving system transparency and reducing maintenance effort in modern industrial environments.