Description
Overview
The DO802 / 3BSE022364R1 digital output relay module is part of ABB’s S800 I/O family, designed to provide reliable relay‑based switching for distributed control systems. Its compact form factor, robust isolation, and stable output characteristics make it suitable for a wide range of industrial automation tasks where dependable actuation is required.
Technical Specifications
General Information
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Model: DO802 / 3BSE022364R1
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Manufacturer: ABB
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Product Type: Digital Output Relay Module
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Product Range: S800 I/O
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System Compatibility: DCS
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Operating Status: Active
Mechanical Data
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Dimensions: 13.5 × 9.2 × 5.8 cm
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Weight: 0.24 kg
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Modular housing for DIN‑rail mounting
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Designed for easy replacement within S800 I/O clusters
Electrical & Functional Characteristics
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Relay output channels: 8
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Output type: Potential‑free relay contacts
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High isolation between field and system sides
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Fast switching response suitable for real‑time control
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Supports inductive and resistive loads
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Integrated protection for overload and transient events
Environmental Ratings
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Operating temperature range suitable for industrial control cabinets
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Resistant to electrical noise and voltage fluctuations
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Designed for long‑term operation in demanding environments
Integration & Connectivity
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Fully compatible with ABB S800 I/O communication interfaces
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Supports distributed mounting for flexible system architecture
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Clear channel labeling for simplified wiring and maintenance
Diagnostics & Maintenance
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LED indicators for channel status and module health
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Built‑in diagnostics for fault identification
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Hot‑swappable within S800 I/O systems (when system design permits)
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Minimal maintenance requirements due to relay durability
Application Scenarios
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Actuator control in process automation
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Switching solenoids, contactors, and interposing relays
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Distributed I/O expansion in ABB S800‑based DCS installations
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Industrial environments requiring isolated relay outputs
FAQ
Q: Does the DO802 / 3BSE022364R1 support mixed load types? A: Yes, the relay outputs can handle both inductive and resistive loads within rated limits.
Q: Can this module be replaced without shutting down the entire system? A: In many S800 I/O configurations, modules can be hot‑swapped, but this depends on the specific installation.
Q: What is the isolation level of the relay channels? A: The module provides high galvanic isolation between field wiring and the control system to ensure safe operation.
