Allen-Bradley 1756-EWEB ControlLogix Communication Module

Sales manager

Email

WhatsApp/phone

Miya zheng

sales@amikon.cn

86-18020776792

Manufacturer

Allen Bradley

Category

PLCs

Product Line

ControlLogix

Part Number

1756-EWEB

UPC

612598306602

Weight

0.50 lbs (0.23 kg)

Operating Temperature

0-60 Deg. Celsius

Slot Width

1

Product Description

Ethernet communication module with remote Web Access

Communication Port

One (1) Ethernet;

Ethernet Data Transfer speed

10 /100 Mbps

Mounting

Any 1756 Chassis

Compatible browsers

Any standard web browser or Internet explorer 5.5 or 6.

Backplane current draw @ 5.1 VDC

700 mA

Backplane current draw @ 3mA

3 mA

Chassis

1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17

Module Type

Ethernet Web Server Module

Location

Chassis (Any Slot)

Backplane Current (5.1 Volts DC)

700 milliamps

Backplane Current (24 Volts)

3 milliamps

Power Dissipation (Max)

3.65 Watts

Isolation Voltage

50 Volts

Operation Temperature

32-140 Fahrenheit (0-60 Celsius)

Enclosure

None

The Allen-Bradley 1756-EWEB is a ControlLogix communication module. This module is specifically an Ethernet I/P communication bridge module which permit remote access to the ControlLogix controller assembly including the user programs and hardware configuration.

The 1756-EWEB comes with a single RJ-45 Ethernet interface that supports a 10/100 Mbps transmission speed. When provided with an appropriate IP address, the module’s web server functionality may be accessed using a standard web browser.

The 1756-EWEB is a single slot module that install directly to a ControlLogix chassis. It may be installed to a local chassis, where the central ControlLogix chassis resides or to a distributed I/O station. It is compatible for installation with any ControlLogix chassis such as 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17.

The 1756-EWEB supports use of any standard web browser when used for accessing of web pages generated by the module, create, edit data, and view web pages hosted by the module using Internet Explorer .5 or 6 with XML support. For simple code viewing, internet explorer 5.5 or 6 is compatible.

Q1: How does the AB 1756-EWEB facilitate advanced Ethernet-based interoperability within ControlLogix automation ecosystems?
A: The AB 1756-EWEB is an Ethernet communication module that enables seamless data exchange between ControlLogix controllers and external devices, enterprise systems, and networked applications using standard Ethernet protocols.

Q2: What distinctive communication capabilities make the AB 1756-EWEB a strategic asset for industrial information integration?
A: The AB 1756-EWEB supports web-enabled access, data messaging, and network connectivity features that allow users to bridge control-level operations with higher-level information systems.

Q3: Why is the AB 1756-EWEB particularly advantageous for remote diagnostics and real-time operational visibility?
A: The AB 1756-EWEB provides network-based access to controller data and system information, enabling engineers and maintenance personnel to monitor performance, troubleshoot issues, and retrieve diagnostics remotely.

Q4: How can the AB 1756-EWEB enhance the scalability and digital transformation readiness of modern industrial infrastructures?
A: By supporting Ethernet communication and integration with supervisory, monitoring, and enterprise platforms, the AB 1756-EWEB helps organizations establish connected, data-driven automation environments.

Q5: Which critical engineering considerations should be evaluated when deploying an AB 1756-EWEB module in a mission-critical network architecture?
A: Engineers should assess network topology, IP addressing schemes, communication bandwidth requirements, cybersecurity policies, controller compatibility, and system redundancy strategies to ensure optimal AB 1756-EWEB performance and reliability.

1. Align the module with a slot in the 1756 chassis.

2. Slide the module back into the chassis until it snaps into place.

3. Connect the module to the network.

The RJ-45 connector is on the bottom, front of the module.

4. Obtain an IP address.

For more information, see chapter 2. By default, the web server module is DHCP enabled. If you connect the web server module to a network that has a DHCP server, that server will assign a dynamic IP address to the web server module and the four-digit display on the front of the web server module will display each of the four numbers of the IP address. If your network does not have a DHCP server, use one of the methods described in chapter 2 to assign an IP address to the web server module.

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