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Allen Bradley 1771-SDN Data Highway Plus (DH+) Network Module

Allen Bradley 1771-SDN Data Highway Plus (DH+) Network Module for PLC-5.

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ManufacturerAllen Bradley

Part number1771-SDN

Network Protocol Data Highway Plus (DH+)

Compatibility Allen Bradley PLC-5

Module Type Communication Adapter

Data Rate Up to 8 Mbps

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12-month warranty

All units tested

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Same-day dispatch

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

High-speed DH+ communication Integrates PLC-5 into networks Reliable data transfer Robust industrial design Dual BNC connectors

Product description

The Allen Bradley 1771-SDN is a Data Highway Plus (DH+) network adapter module designed for Allen Bradley PLC-5 controllers. This module allows the PLC-5 to communicate on the high-speed DH+ network, enabling data exchange with other DH+ devices, HMIs, and programming software.

This module is crucial for integrating PLC-5 systems into larger supervisory control and data acquisition (SCADA) networks. It's commonly found in manufacturing facilities that utilize the PLC-5 platform for process control and automation.

Source your Allen Bradley 1771-SDN DH+ network module from Stanlo Automation. As a veteran-owned surplus distributor, we provide essential components to maintain and upgrade your existing automation infrastructure.

Technical specifications

Network Protocol	Data Highway Plus (DH+)
Compatibility	Allen Bradley PLC-5
Module Type	Communication Adapter
Data Rate	Up to 8 Mbps
Connectors	Two BNC

Common applications

SCADA Systems

PLC-5 Integration

Manufacturing Networks

Process Automation

Data Acquisition

Factory Automation

Compatible systems

Designed exclusively for Allen Bradley PLC-5 chassis and communication on Data Highway Plus networks.

Also known as

Allen Bradley DH+ Module 1771-SDN 1771-SDN PLC-5 Network Adapter Data Highway Plus Module

Replaces / compatible with

The 1771-SDN is a key component for enabling Data Highway Plus communication for Allen Bradley PLC-5 processors, often serving as a direct replacement for existing or failed modules.

Technical note

Expert tip

Proper termination using DH+ terminators (typically 120-ohm resistors) is essential at both ends of the Data Highway Plus network segment for reliable operation.

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Frequently asked questions

What is the primary function of the Allen Bradley 1771-SDN module?

The 1771-SDN module serves as a Data Highway Plus (DH+) network adapter for Allen Bradley PLC-5 controllers, enabling high-speed communication and data exchange within industrial networks.