The ABB DI801-EA 3BSE020508R2 Digital Input Module is a high-density, 16-channel input module designed for reliable acquisition of digital signals within ABB’s AC 800M, S800 I/O, and industrial control systems. It offers precise signal detection from field devices such as limit switches, sensors, and other contact-type equipment, providing essential data for automated processes.

As part of ABB’s S800 I/O series, the DI801-EA combines compact design, robust construction, and seamless integration capabilities to support large-scale and distributed control architectures. Its wide input voltage range and high-speed response make it ideal for demanding industrial environments.

Key Features

• 16 digital input channels for high-density signal acquisition

• Supports 24 VDC input signals from field devices

• Designed for ABB AC 800M and S800 I/O systems

• Individual channel status indicators for easy diagnostics

• Compact modular design saves space in control cabinets

• Wide input voltage tolerance for reliable signal detection

• Robust construction for use in harsh industrial conditions

• Screw-clamp terminals ensure secure and stable connections

• Simplifies wiring and reduces maintenance time

• Fully certified for global industrial deployment

Technical Specifications

Industry Applications

The ABB DI801-EA Digital Input Module is designed for various process and factory automation environments requiring reliable digital signal acquisition:

• Factory Automation: Monitoring of sensors, limit switches, and control panels

• Power Generation: Acquisition of status signals from turbines, auxiliaries, and substations

• Oil & Gas: Integration of field switches, alarms, and monitoring devices

• Chemical and Petrochemical Plants: Digital input monitoring for process safety and control

• Water and Wastewater Treatment: Input acquisition for pumps, valves, and remote stations

• Metals and Mining: Signal detection in harsh industrial environments

• General Industrial Control: Centralized digital input collection for automated systems

Product Advantages

• High-Density Input Capability: 16 digital inputs in a single compact module

• Flexible Signal Detection: Wide input voltage range compatible with various field devices

• Space-Saving Modular Design: Optimizes control cabinet space and simplifies expansion

• Robust Industrial Construction: Operates reliably in demanding environments

• Real-Time Diagnostics: Status LEDs provide immediate channel monitoring feedback

• Seamless ABB System Integration: Fully compatible with AC 800M and S800 I/O platforms

• Reduced Wiring Complexity: Efficient terminal layout simplifies installation

• Enhanced System Reliability: Secure connections and ABB-certified quality reduce downtime

• Global Certifications: Meets international standards for industrial use

• Minimal Maintenance Needs: Designed for long-lasting, low-maintenance operation

Frequently Asked Questions (FAQ)

1. How many digital inputs does the DI801-EA support?

The module provides 16 digital input channels.

2. What is the input voltage range for the DI801-EA?

It supports 18 to 30 VDC input signals, with 24 VDC nominal operation.

3. Which ABB systems is the DI801-EA compatible with?

It integrates with ABB AC 800M controllers and the S800 I/O family.

4. Does the DI801-EA offer diagnostics?

Yes, each channel features an individual status LED for real-time monitoring.

5. Can the DI801-EA be installed in harsh environments?

Yes, it is designed to withstand industrial shock, vibration, and temperature extremes.

6. Is the module DIN-rail mountable?

Yes, the DI801-EA is designed for DIN-rail installation in control cabinets.

7. Are the terminal connections secure?

The module uses industrial-grade screw-clamp terminals for reliable wiring.

8. Can the DI801-EA handle mixed signal types?

It is designed specifically for 24 VDC digital input signals.

9. What protections does the DI801-EA have?

The module complies with international standards for shock, vibration, and electrical performance.

10. Is the DI801-EA certified for global use?

Yes, it carries CE, UL, CSA, and RoHS certifications for worldwide deployment.