Description
ABB 3BSE020510R1 DO801 8-Channel Digital Output Module
The ABB DO801 (3BSE020510R1) is a high-density digital output module designed for the S800 I/O system. It serves as a reliable interface between the controller and field devices, providing 16 channels of 24V DC digital outputs.
Product Specifications
| Feature | Specification |
| Product ID | 3BSE020510R1 |
| Type Designation | DO801 |
| Number of Channels | 16 Channels (Current Sourcing) |
| Nominal Voltage | 24 V DC |
| Output Voltage Range | 19.2 V to 30 V DC |
| Max Continuous Output Current | 0.5 A per channel |
| Short Circuit Protection | Built-in (Electronic) |
| Isolation | Group-wise isolation from the ModuleBus |
| Power Dissipation | Typ. 1.6 W |
Key Product Advantages
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High Density: 16 channels in a compact form factor save significant cabinet space.
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Robust Protection: Features built-in short-circuit and over-temperature protection, ensuring the module survives field wiring faults.
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Hot Swap Capability: Supports “S800 Hot Swap,” allowing modules to be replaced while the system is powered (under specific conditions), minimizing process downtime.
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Status Diagnostics: Front-panel LEDs provide immediate visual feedback for channel status and module health, simplifying troubleshooting.
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Versatile Mounting: Compatible with various Termination Units (MTUs) for flexible wiring options.
Important Considerations (Precautions)
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Load Requirements: Ensure the total current consumption does not exceed the power supply limits of the MTU and the ModuleBus.
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Inductive Loads: When switching inductive loads (like large solenoids), it is highly recommended to use external flyback diodes to prevent EMF spikes.
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Installation Environment: The module must be installed in an enclosure that meets the required IP rating for the specific industrial environment (avoiding high humidity or conductive dust).
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Wiring: Always verify the polarity of the 24V DC field power before energizing the module to prevent damage.
Typical Applications
The DO801 is widely used in ABB Ability™ System 800xA and Advant OCS control systems for:
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Solenoid Valve Control: Driving pneumatic or hydraulic valves in manufacturing lines.
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Motor Starters: Commanding the coils of contactors and relays for motor control.
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Visual and Audible Alarms: Activating pilot lights, beacons, and sirens in industrial plants.
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Process Automation: General-purpose digital switching in Oil & Gas, Chemical, and Water Treatment facilities.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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