Allen Bradley 1734-IB8 Digital Input Module

Product Introduction

The Allen-Bradley 1734-IB8 Digital Input Module POINT I/O is a high-density input module designed for industrial automation applications. It provides 8 sinking-type 24V DC input points, enabling connection of discrete field devices such as sensors, switches, and push buttons.

The module’s open-style design and DIN-rail mounting make it suitable for compact control panels and distributed I/O systems. Its construction supports reliable operation across wide temperature and humidity ranges, ensuring accurate and repeatable digital input monitoring in harsh industrial environments.

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Product Specifications

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Applications

• Distributed I/O Systems
Provides digital input interface for POINT I/O networks in industrial automation architectures.

• Automation Panel Integration
High-density design allows installation in compact control cabinets.

• Industrial Sensing
Connects multiple sensors and switches for real-time process monitoring.

• Process Control Applications
Supports modular process control and automation systems.

• Signal Acquisition and Monitoring
Ensures reliable collection of discrete digital signals from field devices.

• System Expansion
Adds additional input points to existing POINT I/O networks without major redesign.

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Advantages

• High-Density Input Design
8 input points in a compact module reduce panel space requirements.

• Sinking Input Compatibility
Optimized for 24V DC sinking devices for accurate signal detection.

• Wide Operating Temperature Range
Operates from -20 °C to 55 °C, suitable for diverse industrial environments.

• High Humidity Tolerance
Supports up to 95% RH, non-condensing, for harsh conditions.

• Fast and Reliable Input Detection
Ensures timely recognition of input changes for real-time process control.

• DIN-Rail Mounting Flexibility
Simplifies installation and integration with other POINT I/O modules.

FAQ

1. How many digital input points are provided?
The module provides 8 discrete input points for connecting 24V DC sinking sensors, switches, or push buttons.

2. What type of digital input is supported?
It supports sinking (PNP) DC inputs, ensuring compatibility with standard industrial devices.

3. What is the input voltage range?
The module accepts 10V to 28.8V DC signals, allowing tolerance for line fluctuations.

4. Can this module be mounted on a DIN rail?
Yes, it is designed for standard DIN-rail installation in control panels or distributed I/O enclosures.

5. What is the operating temperature range?
It operates reliably between -20 °C and 55 °C for industrial environments.

6. What is the storage temperature range?
The device can be stored safely from -40 °C to 85 °C.

7. Can the module operate in high humidity environments?
Yes, it supports relative humidity up to 95% RH, non-condensing.

8. How quickly does it detect input signals?
It provides fast and reliable detection of digital inputs, suitable for real-time automation control.

9. Is the module suitable for distributed control networks?
Yes, it integrates seamlessly into POINT I/O networks and supports expansion with additional modules.

10. What types of devices can be connected to the inputs?
Standard 24V DC sensors, switches, and push buttons can be connected directly to the module’s input points.

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