Allen-Bradley 1771-IB | Digital Input Module

Product Overview

The 1771-IB is an Allen-Bradley Digital Input Module engineered for high-performance industrial automation. It provides 16 DC 24V inputs, allowing precise detection and monitoring of sensors, switches, and other digital devices. Each channel ensures accurate signal acquisition and rapid processing, ideal for modern and legacy automation systems.

This module features an RS-485 Modbus RTU interface, providing reliable communication with ControlLogix or SLC 500 series PLCs. It supports seamless integration into complex networks while maintaining stable data transmission.

Constructed for durability, the 1771-IB operates in extreme environments, with temperatures ranging from -40°C to +70°C. Its compact dimensions and standard mounting provisions facilitate quick panel installation. The module’s design prioritizes long-term reliability and ease of maintenance, making it suitable for manufacturing, process control, and other demanding applications.

Key Features

• 16 DC 24V digital inputs

• RS-485 Modbus RTU communication interface

• Wide operating temperature: -40°C to +70°C

• Compact size: 94mm x 94mm x 107mm

• Weight: 0.5 kg

• Compatible with SLC 500 and ControlLogix systems

• Supports both new and legacy automation networks

• Quick and easy panel installation with standard mounting holes

Technical Specifications

Applications

The 1771-IB is perfect for monitoring industrial equipment, machinery, and process control systems. Its fast and accurate input detection supports both high-speed and legacy automation applications, ensuring reliable operations across diverse environments.

FAQ

Q1: Is the 1771-IB brand new?
A1: Yes, the 1771-IB is full new, original from Allen-Bradley.

Q2: How quickly can the module be shipped?
A2: We have stock. Shipping occurs within 3 days to 2 weeks depending on order size.

Q3: Which logistics services are available?
A3: We commonly use DHL and other reliable carriers for delivery.

Q4: What if the module has quality issues?
A4: We support returns within 30 days of delivery.

Q5: How many inputs does this module support?
A5: The 1771-IB provides 16 digital DC 24V inputs for precise monitoring.