Allen-Bradley 1771-IND | PLC 5 Digital Input Module

Product Overview

The Allen-Bradley 1771-IND is a versatile AC/DC digital input module from the PLC 5 series. It supports 16 discrete inputs and operates with 24 Volts AC or DC. This module is engineered for high reliability and long operational life, capable of 20–100 million switching cycles.

Its design allows seamless rack mounting, ensuring stable integration into existing control systems. The module works efficiently across a wide voltage range, making it compatible with various industrial automation applications.

The 1771-IND module features fast signal response times, enhancing the system’s performance. It also includes a 250 mA backplane current requirement and supports wiring with Allen-Bradley 1771-WH wiring arms for convenient installation.

Key Technical Specifications

Advantages

• Supports both AC and DC signal inputs for flexibility in automation systems.

• High operational life ensures reliability in demanding environments.

• Fast response times reduce latency for critical industrial processes.

• Rack-mountable for seamless integration with PLC 5 systems.

Applications

• Industrial automation requiring discrete signal monitoring.

• Manufacturing lines, packaging, and material handling systems.

• Environments needing robust AC/DC input modules with long-term reliability.

FAQ

Q1: Is the Allen-Bradley 1771-IND new and original?
A1: Yes, the 1771-IND is fully original and comes brand new from Allen-Bradley.

Q2: How many inputs does this module support?
A2: The module supports 16 discrete AC/DC inputs for automation systems.

Q3: Can it be mounted directly into a PLC rack?
A3: Yes, it is designed for standard rack-mounting using the 1771-WH wiring arm.

Q4: What is the voltage range for operation?
A4: It supports 16–30 V AC or 9–30 V DC, making it compatible with diverse systems.

Q5: How quickly does the module respond to input changes?
A5: Typical DC input delays are 10 ms (On) and 50 ms (Off), while AC signals respond in 35–45 ms.

Q6: How soon can I receive this product?
A6: Inventory is available, and orders ship within 3–14 days depending on quantity.