The ABB DO910 serves as a robust interface for controlling demanding industrial loads directly from your automation system. This four-channel digital output module delivers high switching capacity within the ABB S800 I/O and Advant Controller 800 series. Engineers commonly use it to command motor starters, large solenoid valves, or heating elements with reliability.
High-Power Electrical Specifications and Performance
Each of the four output channels on the DO910 can independently switch substantial loads. Specifically, every channel handles up to 4.0 Amps continuous current at 24 VDC, providing significant drive power. The module incorporates solid-state switching technology, which ensures fast response times and a long operational lifespan.
Furthermore, every channel features integrated protection against overloads and short-circuits, safeguarding both the module and connected field devices. Consequently, this design minimizes downtime and maintenance costs in critical control applications.
Physical Characteristics and System Integration
The module features a compact, industrial-grade housing designed for secure mounting on a standard 35mm DIN rail. Its front face includes clear, color-coded LED indicators for immediate visual status of each output channel and module health. The ABB DO910 connects via a removable terminal block with screw-clamp connections, ensuring reliable and vibration-resistant wiring.
For integration, the module communicates seamlessly over the internal fieldbus of the S800 rack, drawing minimal auxiliary power. Its design prioritizes efficient heat dissipation to maintain performance under full load conditions.
Detailed Technical Specifications
The following table outlines the definitive technical parameters for the ABB DO910 digital output module.
| Parameter Category | Specification |
|---|---|
| Manufacturer | ABB |
| Model Number | DO910 |
| Product Series | S800 I/O |
| Module Type | Digital Output, High-Current |
| Number of Channels | 4 |
| Output Type | 24 VDC, Solid-State |
| Rated Current per Channel | 4.0 A continuous |
| Max. Inrush Current | 10 A for 100 ms |
| Total Power Dissipation | Approximately 9.6 W (at full load) |
| On-state Voltage Drop | Typically < 1.5 V |
| Switching Frequency | Up to 1 Hz (for resistive loads) |
| Isolation Voltage | 500 V AC (channel to bus) |
| Connection Type | Removable screw-clamp terminal block |
| Mounting | 35 mm DIN Rail |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +70°C |
Details
| Weight | 0.2 kg |
|---|---|
| Dimensions | 234 × 108 × 18 mm |
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