Overview

The 1756‑DNB module provides a communication interface between a ControlLogix chassis and a DeviceNet network. It allows controllers to exchange data with DeviceNet devices such as I/O modules, drives, sensors, and actuators.

The module supports both master and slave configurations, enabling flexible network topologies. It also offers advanced diagnostics and configuration options through RSNetWorx for DeviceNet software.

This scanner module is widely used in manufacturing, automotive, food & beverage, and process industries, where DeviceNet networks remain a reliable standard for distributed control.

Technical Data

Typical Applications

Distributed I/O Networks

Connects ControlLogix controllers to DeviceNet I/O modules.

Motor Control

Interfaces with DeviceNet‑enabled drives and motor starters.

Sensors and Actuators

Provides communication with smart sensors and actuators on DeviceNet.

Automotive Manufacturing

Supports assembly line automation with distributed control.

Process Industries

Applied in chemical, food & beverage, and packaging systems.

Example:
In an automotive assembly plant, the 1756‑DNB enables real-time communication between controllers and distributed DeviceNet devices, ensuring synchronized operation across multiple stations.

FAQ

Q1: What is the primary function of the 1756‑DNB?
A1: It bridges ControlLogix controllers to DeviceNet networks, enabling communication with distributed devices.

Q2: How many nodes can it support?
A2: It supports up to 63 DeviceNet nodes.

Q3: What data rates are available?
A3: It supports 125, 250, and 500 kbps.

Q4: What software is used for configuration?
A4: RSNetWorx for DeviceNet is used for setup and diagnostics.

Q5: What industries typically use this module?
A5: It is widely applied in manufacturing, automotive, food & beverage, and process industries.