1756-EWEB | Allen Bradley | ControlLogix Enhanced Ethernet Web Server Module

Product Description

The Allen Bradley ControlLogix 1756-EWEB module is an advanced Ethernet communication interface that provides secure web-based access to system data. Designed for seamless integration into ControlLogix chassis, it enables engineers to monitor, configure, and troubleshoot automation systems remotely using standard web browsers.

Technical Specifications

• Manufacturer: Allen Bradley

• Product Line: ControlLogix

• Catalog Number / Model: 1756-EWEB

• Product Type: Enhanced Ethernet Web Server Module

• Weight: 0.50 lbs (0.23 kg)

• Slot Width: 1

• Mounting: Compatible with any 1756 chassis (1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17)

• Location: Any chassis slot

• Communication Port: Single Ethernet port

• Ethernet Speed: 10/100 Mbps

• Compatible Browsers: Standard web browsers, Internet Explorer 5.5 or 6

• Operating Temperature: 0–60 °C (32–140 °F)

• Backplane Current Draw:

• 5.1 VDC: 700 mA

• 24 VDC: 3 mA

• Power Dissipation (Max): 3.65 W

• Isolation Voltage: 50 V

Application Scenarios

• Remote monitoring and diagnostics of ControlLogix systems

• Secure web-based configuration in distributed automation networks

• Integration into process industries requiring Ethernet connectivity and browser-based access

FAQ

Q: What is the primary function of the 1756-EWEB module?  A: It provides Ethernet connectivity with enhanced web server capabilities, allowing remote system access via browsers.

Q: Can the 1756-EWEB be installed in any chassis slot?  A: Yes, it is designed for installation in any slot of a 1756 chassis.

Q: What browsers are supported?  A: Any standard web browser, with legacy support for Internet Explorer 5.5 and 6.

Comparison with Similar Models

• 1756-EWEB: Enhanced Ethernet web server with browser-based access.

• 1756-ENBT: Standard Ethernet communication module without web server functionality.

• 1756-EN2T: High-performance Ethernet/IP module with faster throughput.