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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Overview
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
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16 digital input channels for high-density signal acquisition
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Supports 24 VDC input signals from field devices
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Designed for ABB AC 800M and S800 I/O systems
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Individual channel status indicators for easy diagnostics
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Compact modular design saves space in control cabinets
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Wide input voltage tolerance for reliable signal detection
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Robust construction for use in harsh industrial conditions
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Screw-clamp terminals ensure secure and stable connections
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Simplifies wiring and reduces maintenance time
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Fully certified for global industrial deployment
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Digital Input Module |
| Brand | ABB |
| Series | S800 I/O |
| Model Number | DI801-EA 3BSE020508R2 |
| Function | Acquisition of digital input signals |
| Number of Channels | 16 digital inputs |
| Input Voltage Range | 18 to 30 VDC (Nominal 24 VDC) |
| Input Signal Type | Dry contact or transistor outputs |
| Channel Isolation | Channel-to-channel isolation not provided (common ground) |
| Input Current | Approx. 6 mA at 24 VDC per channel |
| Diagnostics | Channel status LEDs |
| Communication Interface | Through ABB S800 I/O system bus |
| Installation | DIN-rail mounted |
| Housing Material | Industrial-grade reinforced plastic |
| Operating Temperature | -20°C to 55°C (-4°F to 131°F) |
| Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
| Humidity Range | 5% to 95% non-condensing |
| Shock Resistance | IEC 60068-2-27 compliant |
| Vibration Resistance | IEC 60068-2-6 compliant |
| Certifications | CE, UL, CSA, RoHS compliant |
| Dimensions | 86.1 x 58.5 x 110 mm |
| Weight | 0.24 kg |
Industry Applications
The ABB DI801-EA Digital Input Module is designed for various process and factory automation environments requiring reliable digital signal acquisition:
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Factory Automation: Monitoring of sensors, limit switches, and control panels
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Power Generation: Acquisition of status signals from turbines, auxiliaries, and substations
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Oil & Gas: Integration of field switches, alarms, and monitoring devices
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Chemical and Petrochemical Plants: Digital input monitoring for process safety and control
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Water and Wastewater Treatment: Input acquisition for pumps, valves, and remote stations
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Metals and Mining: Signal detection in harsh industrial environments
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General Industrial Control: Centralized digital input collection for automated systems
Product Advantages
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High-Density Input Capability: 16 digital inputs in a single compact module
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Flexible Signal Detection: Wide input voltage range compatible with various field devices
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Space-Saving Modular Design: Optimizes control cabinet space and simplifies expansion
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Robust Industrial Construction: Operates reliably in demanding environments
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Real-Time Diagnostics: Status LEDs provide immediate channel monitoring feedback
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Seamless ABB System Integration: Fully compatible with AC 800M and S800 I/O platforms
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Reduced Wiring Complexity: Efficient terminal layout simplifies installation
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Enhanced System Reliability: Secure connections and ABB-certified quality reduce downtime
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Global Certifications: Meets international standards for industrial use
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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.
Recommended Related Models
| Model Number | Description |
|---|---|
| DI802 | 16-Channel Digital Input Module with Enhanced Diagnostics |
| DO801 | 16-Channel Digital Output Module (24 VDC) |
| AI801 | 8-Channel Analog Input Module (4-20 mA) |
| AO801 | 8-Channel Analog Output Module (4-20 mA) |
| DI880 | 16-Channel Digital Input Module with Isolation |
| TU810V1 | Extended Terminal Unit for S800 I/O Systems |
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